Peak Saunas vs Sun Home Saunas (2026): Which Infrared Sauna Brand Is Better?

Important: what this comparison is (and isn't). This comparison is published by Sun Home Saunas. We have not conducted hands-on, side-by-side testing of Peak Saunas products. All Peak Saunas data comes from publicly available sources — primarily Peak's own product pages and published documentation. All product specifications, prices, warranty terms, and published claims referenced in this article were rechecked on July 15, 2026. Where a specification is noted as "not published" or "not located," it means we could not find the data on the brand's publicly accessible pages as of that date — not that the data does not exist. Specifications and prices can change at any time; buyers should confirm current details directly with each brand before purchasing.

Short answer: Sun Home vs. Peak Saunas

Sun Home is the stronger choice for buyers who prioritize independently documented safety data (named-lab EMF and VOC testing), independently verified peak temperatures on select models, established hands-on editorial testing from major consumer publications, and an in-home technician-dispatch warranty service model. Peak Saunas may be the better fit for buyers who prefer its broader indoor model selection, its integrated red light configurations with more published wavelengths and irradiance at a defined distance, its slightly lower entry price, or its Peak Wellness Club guided-session platform. This comparison is based on published specifications rather than controlled side-by-side testing, so the best choice depends on the exact models being compared — which is why this article compares equivalent model families rather than applying one specification to either entire brand.

Entry pricing, stated once and used consistently throughout this article: As of July 15, 2026, Peak's lowest-priced published model is the Olympus at $4,950, while Sun Home's lowest-priced model is the Solstice 1 at $4,999 $5,599. Prices and promotions change frequently at both brands, so buyers should verify current pricing on each brand's live product pages.

Who should choose which brand

Peak Saunas may be the stronger choice for buyers who want:

• A broader indoor lineup at lower configured prices. Peak's indoor range (Aspen, Olympus, Shasta, Rainier, Everest, Fuji, Denali, Matterhorn) spans more 1-, 2-, and 3-person configurations than Sun Home's current indoor lineup, and its entry price is slightly lower ($4,950 vs. $4,999 $5,599 as of July 15, 2026).
• More published red light wavelengths, plus irradiance at a defined distance. Peak's current sauna product pages publish eight wavelengths spanning 630–1,060 nm, although its dedicated panel-specification page lists a 630–880 nm range — buyers should confirm the exact panel supplied with the model being purchased. Peak also publishes irradiance figures (175 mW/cm² at 6 inches) on select models. Sun Home publishes its red light hardware in equal or greater detail — 360 medical-grade 5W LEDs, 1,800W total output, 660 nm + 850 nm, dual front-and-back towers on the Eclipse — but does not currently publish irradiance at a defined treatment distance, so buyers who want that specific figure will find it on Peak's pages.
• A guided wellness content platform. Peak Wellness Club offers guided sessions, structured programs, and protocol content bundled with its saunas. Sun Home offers guided breathwork through its native app on select models, but does not offer an equivalent standalone content-membership platform.

Sun Home is the stronger choice for buyers who prioritize:

• Independent verification depth and in-home service. Sun Home publishes named-lab EMF testing (0.5 mG, Vitatech Electromagnetics, January 2025), named-lab VOC testing (27 µg/m³ TVOC, VERT Environmental with AIHA-accredited LA Testing analysis, April 2026), and has been hands-on tested by Fortune, Forbes, Garage Gym Reviews, BarBend, Sports Illustrated, Rolling Stone, The Good Trade, and Family Handyman. Its Eclipse, Luminar, and Pod lines carry limited lifetime coverage with an in-home technician-dispatch service model; under Sun Home's formal warranty terms, labor and shipping are covered for the first 90 days after delivery.
• Premium outdoor construction with independently verified heat. The Sun Home Luminar pairs an aerospace-grade aluminum exterior, stainless steel roof, and marine-grade matte black hardware with a Canadian red cedar interior — no cover and no seasonal wood maintenance required — and its 170°F peak was independently verified by Garage Gym Reviews.

Public Evidence & Transparency Score

The following score measures how completely each brand's published product claims can be checked against accessible documentation, named laboratories, independent testing, and clear written terms as of July 15, 2026. It is not a measurement of overall product quality, comfort, value, design, or customer satisfaction. A brand may manufacture a strong product without publishing extensive third-party documentation. The score evaluates the evidence currently available to a buyer, not undocumented testing or information a company may hold privately.

Scoring methodology

The score totals 100 points across six categories:

For the EMF, VOC, and temperature categories, fixed partial-credit rules apply: full credit requires a named independent source with a disclosed date, result, and methodology; manufacturer-published numerical claims without located independent verification receive 50% of the category points; general qualitative claims without supporting measurements receive 25%; no located public documentation receives zero. For product specifications and warranty clarity, scoring follows a checklist of published elements rather than editorial judgment, so the result can be reproduced by any reader from the item-by-item checklists shown below the results table. In the three testing categories, partial credit can produce half-point values; category results are displayed rounded to the nearest whole point (halves round up), and the displayed rounded values are the ones summed in the total. "Not located" means the information was not found on publicly accessible pages as of the review date; it does not establish that testing was never performed.

Weighting note: The category weights were selected specifically to measure publicly accessible verification and documentation. They do not represent the relative importance of these factors to every buyer. Different priorities or weighting choices would produce different totals.

Scores as of July 15, 2026

Specification-transparency checklist (one point per published item)

✗ = not located on publicly accessible pages as of July 15, 2026. *Peak's sauna product pages list eight wavelengths spanning 630–1,060 nm, while its dedicated panel-specification page lists 630–880 nm; the item is credited because ranges are published, and the inconsistency is disclosed here so buyers can confirm the exact panel supplied with their model.

Warranty and service clarity grid (five elements, 0–3 points each)

Each element is scored 3 (fully and consistently documented), 2 (documented with minor gaps), 1 (documented with significant gaps or conflicting language), or 0 (not located). Each brand's formal warranty page is treated as the controlling source for its terms.

How to interpret the score

Sun Home's higher score reflects the greater amount of named-laboratory testing, independently measured performance data, and third-party hands-on coverage currently available to the public. Peak earns meaningful credit for detailed manufacturer-published specifications — including model-level temperatures, red-light wavelengths, and irradiance figures — and matches Sun Home on specification transparency, including publishing irradiance figures Sun Home does not. Its lower score primarily reflects the absence of publicly located third-party EMF, VOC, temperature, and hands-on testing documentation. This score should not be interpreted to mean that Peak products perform poorly or that unpublished claims are inaccurate. It means that, as of July 15, 2026, fewer of Peak's claims can be independently checked against publicly accessible third-party evidence.

Model-by-model matchups (not brand-wide generalizations)

Neither brand's lineup is uniform. Peak sells far-infrared and full-spectrum models, hemlock and cedar models, and multiple red light configurations; Sun Home sells far-infrared and full-spectrum models in eucalyptus, hemlock, and cedar, with red light standard, optional, or absent depending on the model. Brand-level claims obscure those differences, so the fairest comparison is between equivalent model families. Published details below are as of July 15, 2026.

Solstice 1 vs. Olympus (entry far-infrared)

These are the two brands' entry points, and as of July 15, 2026 they are priced within $49 of each other. Both are far-infrared-only cabins without red light therapy. The Peak Olympus (Canadian hemlock, $4,950) runs on a standard 120V/15A household outlet per Peak's published documentation and includes smart WiFi app control. The Sun Home Solstice 1 ( $4,999 $5,599) is built from kiln-dried eucalyptus, requires a dedicated 120V/20A circuit, includes Blaupunkt Bluetooth audio, and does not include app control. The Solstice line carries Sun Home's named-lab EMF and VOC documentation and a 7-year cabinetry-and-heater warranty with 3 years on controls, with in-home technician dispatch available. At this tier, Peak leads on app control and outlet convenience; Sun Home leads on published third-party safety verification and warranty service depth.

Equinox 2 vs. Everest (2-person indoor full-spectrum)

The Sun Home Equinox 2 ( $6,099 $6,799) is a full-spectrum cabin in kiln-dried eucalyptus with a published 165°F maximum, Blaupunkt Bluetooth audio, tool-free Magne-Seal assembly, and the same named-lab EMF and VOC documentation as Sun Home's premium lines; it does not include red light therapy or app control. Peak's Everest is a full-spectrum 2-person hemlock cabin that includes an XL red light panel (eight published wavelengths, 630–1,060 nm) and WiFi app control, with a published maximum of approximately 150°F; Peak's mid-lineup sale pricing changes frequently, so buyers should check the live Everest product page for the current figure. Buyers who want integrated red light at this price tier will find Everest compelling; buyers who prioritize verified safety documentation and higher published heat will favor the Equinox 2.

Eclipse 2 vs. Fuji and Matterhorn (red-light-focused indoor)

The Sun Home Eclipse 2 ( $9,999 $10,599) publishes, among the models reviewed for this comparison, the highest combined LED count and stated wattage: two factory-installed towers with 360 medical-grade LEDs at 660 nm and 850 nm, totaling 1,800W, positioned for simultaneous front-and-back coverage. It pairs that with full-spectrum heating to 165°F, the native Sun Home app with guided breathwork, and limited lifetime coverage with in-home technician dispatch. Peak's Fuji (2-person, Canadian red cedar) and Matterhorn (3-person) take a different approach: a single XL front-wall panel with eight published wavelengths spanning 630–1,060 nm, and published irradiance of 175 mW/cm² at 6 inches on select models, at lower configured prices. On published data, the Eclipse 2 leads on total LED hardware and dual-direction coverage; Peak leads on published wavelength count and irradiance specificity. Neither brand's red light panel output has independent third-party verification that we could locate as of July 15, 2026.

Luminar 2 vs. Patagonia (2-person premium outdoor)

The Sun Home Luminar 2 ( $10,999 $11,599) is built specifically for permanent outdoor placement: aerospace-grade aluminum exterior, stainless steel roof, marine-grade matte black hardware, and double-pane tempered glass over a Canadian red cedar interior — no cover and no seasonal staining or sealing required. Its 170°F peak was independently verified by Garage Gym Reviews, it runs the native Sun Home app with high-fidelity premium Bluetooth audio, it carries RoHS and Intertek certifications, and red light therapy is available as an optional add-on. Emily Wagner's May 14, 2026 hands-on review for The Good Trade documents the installation and day-to-day ownership experience in detail. Peak's Patagonia ($10,950 as of July 15, 2026) is a 2-person outdoor full-spectrum cabin in Canadian hemlock construction with a published 170°F maximum, included full-body red light therapy, and WiFi app control. Buyers who want included red light outdoors at a slightly lower configured price will compare the Patagonia closely; buyers who prioritize a no-maintenance metal exterior, independently verified heat, and in-home technician dispatch will favor the Luminar 2.

Luminar 5 vs. El Capitan and Kilimanjaro (large outdoor)

The Sun Home Luminar 5 ( $13,899 $14,499) scales the Luminar construction to a 5-person cabin with 15 full-spectrum infrared heaters and the same aluminum-and-stainless exterior, native app, and limited lifetime coverage with in-home technician dispatch. Peak's El Capitan (4-person) and Kilimanjaro (5-person) are outdoor full-spectrum cabins with included red light therapy and WiFi app control; the El Capitan publishes a 170°F maximum and lists an aerospace-grade aluminum exterior, so at this tier the clearest published differences are Sun Home's independently verified heat data, hands-on editorial coverage, and in-home technician dispatch rather than exterior materials alone. Peak's outdoor pricing has changed multiple times in 2026, so we direct buyers to Peak's live catalog for current figures rather than publishing numbers that may already be stale.

Temperature: published vs. independently verified

Sun Home publishes model-specific maximums: approximately 145°F (Solstice), 165°F (Equinox and Eclipse), and 170°F (Luminar outdoor line). Garage Gym Reviews independently verified 165–170°F operation during long-form hands-on testing — among the highest independently confirmed figures in the infrared category. Peak publishes maximums of approximately 150°F on its indoor models and 170°F on select outdoor models, including the Patagonia and El Capitan. Both brands therefore publish maximum temperatures of 170°F on select outdoor models. Sun Home's distinction is that approximately 165–170°F operation has also been documented through identifiable third-party hands-on testing, while we did not locate equivalent independent measurements for Peak as of July 15, 2026. Published temperature and independently measured temperature are different kinds of evidence, and buyers comparing specific models should weigh both.

EMF: named-lab testing vs. published claims

Sun Home commissioned independent EMF testing at Vitatech Electromagnetics (San Diego) in January 2025, using fluxgate magnetometers measured from the seated occupant position, with a result of 0.5 mG. Peak describes its saunas as ultra-low and near-zero EMF, and has published figures such as "<3 mG at sitting position" in its brand content. As of July 15, 2026, we could not locate a named independent testing laboratory, test methodology, or measurement protocol for Peak's published EMF figures. That does not mean Peak's figures are inaccurate — it means the two brands' EMF claims currently rest on different levels of documentation. Buyers for whom EMF is a primary criterion may wish to request lab documentation directly from any brand they are considering.

VOC and air quality documentation

Infrared saunas operate at 140–170°F, temperatures that can accelerate off-gassing from adhesives, stains, composite wood, and synthetic materials inside a small, enclosed cabin. Sauna-specific VOC testing conducted at or near operating temperature is therefore more informative than room-temperature material certifications alone. Sun Home publishes independent VOC results from an April 2, 2026 test at VERT Environmental (San Diego) using EPA Method TO-15, with analysis by LA Testing (Huntington Beach), an AIHA-accredited laboratory: 27 µg/m³ TVOC, classified "Low," with none of the tested target compounds exceeding the cited regulatory screening levels (OSHA, NIOSH, USEPA RSL, California OEHHA). The full report and methodology are documented in our guide to infrared sauna VOC testing and off-gassing.

We did not locate publicly accessible, sauna-specific VOC test results for Peak Saunas as of July 15, 2026. This does not establish that Peak's products have elevated emissions; it means we could not independently compare the brands using equivalent published air-quality documentation. Peak states that its cedar models use no-VOC premium Canadian red cedar. Buyers may wish to request any available air-quality reports directly from Peak before purchasing.

Red light therapy: both brands now offer it — the configurations differ

Both brands now offer infrared saunas with integrated red and near-infrared light panels, so the useful comparison is configuration, not presence.

Rather than deciding based on the presence of red LEDs alone, buyers should compare panel placement, coverage pattern, irradiance at treatment distance, total output, and whether any independent testing exists for the specific models they are considering. The Eclipse's dual-tower architecture delivers simultaneous front-and-back coverage without repositioning; Peak's single-panel approach publishes broader wavelength diversity and irradiance specificity — though Peak's sauna product pages list eight wavelengths spanning 630–1,060 nm while its dedicated panel-specification page lists 630–880 nm, so buyers should confirm the exact panel supplied with the model being purchased. Both are legitimate engineering choices serving different priorities.

Construction and materials, by model family

Neither brand uses one wood or one heater configuration across its range. Sun Home builds the Equinox and Solstice from kiln-dried eucalyptus (dried to 7% moisture content), the Eclipse from Canadian hemlock, and the Pod and Luminar interiors from Canadian red cedar — with the Luminar adding an aerospace-grade aluminum exterior and stainless steel roof for outdoor placement. Peak builds the Olympus, Shasta, and Everest from Canadian hemlock and the Rainier and Fuji from Canadian red cedar, with far-infrared-only heating on the Aspen and Olympus and full-spectrum heating (carbon panels plus halogen/quartz emitters, per Peak's published descriptions) on its premium models. Both brands use tool-free panel assembly systems — Sun Home's magnetic Magne-Seal locking and Peak's clasp-style system — and both ship in protective crates. Buyers comparing construction should match model to model rather than assuming either brand's entry-level materials describe its flagship, or vice versa.

Apps, audio, and features

Sun Home's app is a brand-owned native app (Apple App Store and Google Play) available on the Eclipse 2P and 4P, Pod, and Luminar 2P and 5P, with remote preheat, session scheduling, and a guided breathwork library; the Equinox and Solstice do not include app control and instead ship with Blaupunkt Bluetooth audio, while the Luminar uses a high-fidelity premium Bluetooth system. Peak includes smart WiFi app control across its lineup, including its entry-level Olympus, along with Bluetooth audio, chromotherapy lighting, and an oxygen ionization feature on select models. Peak also bundles Peak Wellness Club — guided daily sessions, structured multi-week programs, and protocol content — which has no direct equivalent in Sun Home's lineup and is a genuine differentiator for buyers who want programmed guidance. Buyers should verify Peak Wellness Club's current access terms on Peak's site, as published offer structures have varied.

Warranty and service: what the published terms actually say

Both brands advertise limited lifetime warranties, but the published terms differ in structure and definition, so the details matter more than the headline.

Neither structure is automatically "better," and both brands' headline terms deserve the same scrutiny. Sun Home markets limited lifetime coverage on specified premium models, while its formal warranty defines the expected lifetime of covered cabinetry and heater components as up to seven years. Sun Home publishes an in-home technician-dispatch service model; under its formal warranty terms, replacement parts, labor, and shipping are covered during the first 90 days after delivery, and after 90 days covered replacement parts may remain available during the applicable warranty period, but the customer is responsible for labor and shipping charges. Buyers should confirm how technician dispatch and payment operate for claims after the initial 90-day period. Peak's coverage is consistent across its formal terms and its parts-shipping model is straightforward. Because Peak's coverage is described differently on some of its other current pages, this article treats Peak's formal warranty page as the controlling source while noting the inconsistency. Buyers should read both brands' full published warranty terms before purchase, since terms can change and definitions (particularly of "lifetime") vary across the industry.

Pricing

As of July 15, 2026, Peak's lowest-priced published model is the Olympus at $4,950, while Sun Home's lowest-priced model is the Solstice 1 at $4,999 $5,599 — a $49 difference at the entry point. The gap widens in the mid-lineup: Peak's configured sale prices on its 1- and 2-person full-spectrum models generally run below Sun Home's comparable models, while Sun Home's Eclipse 2 ( $9,999 $10,599), Luminar 2 ( $10,999 $11,599), and Luminar 5 ( $13,899 $14,499) occupy the premium tier alongside Peak's Matterhorn, Patagonia ($10,950), El Capitan, and Kilimanjaro. Both brands sell direct-to-consumer and run frequent promotions, so configured prices change often — every figure in this article reflects published pricing on July 15, 2026, and buyers should verify current prices on each brand's live product pages. These published feature differences — materials, heater configurations, red light hardware, verification documentation, warranty structure, and service model — may help explain the price variation between specific models, although neither company publicly discloses enough cost information to determine the exact reasons for its pricing.

Company background

Sun Home Saunas was founded in 2021, is based in San Diego, and ranked No. 20 on the 2025 Inc. 5000. Its products have been hands-on tested and reviewed by Fortune, Forbes, Garage Gym Reviews, BarBend, Sports Illustrated, Rolling Stone, The Good Trade, and Family Handyman, and the company holds an A+ rating with the Better Business Bureau. Sun Home holds USPTO-filed utility patents, design patents, trademarks, and trade dress protections covering heater configurations, EMF shielding, exterior architecture, light therapy systems, and control interfaces, and operates a U.S.-based support team with an in-home technician-dispatch service model. Peak Saunas is a newer direct-to-consumer brand that reports serving more than 10,000 customers, publishes thousands of on-site customer reviews, and operates the Peak Wellness Club content platform. As of July 15, 2026, we did not locate hands-on reviews of Peak Saunas from major consumer publications — which is common for a newer brand and simply means buyers have fewer independent reference points to evaluate, not that the products are deficient.

What we still don't know

• No controlled side-by-side testing. No independent outlet we identified has tested Sun Home and Peak models head-to-head under matched conditions.
• Peak's EMF methodology. Peak publishes low-EMF figures, but we could not locate the testing laboratory, instrument, or measurement protocol behind them as of July 15, 2026.
• Red light panel output verification. Neither brand's published LED wattage, wavelength, or irradiance figures have independent third-party verification that we could locate.
• Peak's air-quality documentation. We did not locate published sauna-specific VOC testing for Peak; Peak may hold internal test data that is not publicly posted.
• Long-term durability. Peak's product line is recent enough that multi-year ownership data is limited for both reviewers and buyers.

Bottom line

Sun Home is the stronger choice for buyers who prioritize independently documented EMF and VOC results, independently verified peak temperatures, established third-party editorial testing, and an in-home technician-dispatch warranty service model. Peak Saunas may be the better fit for buyers who prefer its broader indoor selection, its eight-wavelength integrated red light configurations, its slightly lower entry price ($4,950 Olympus vs. $4,999 Solstice 1 as of July 15, 2026), or Peak Wellness Club. Because both lineups vary meaningfully model to model, the most reliable path is to shortlist a specific matchup — Solstice 1 vs. Olympus, Equinox 2 vs. Everest, Eclipse 2 vs. Fuji, or Luminar 2 vs. Patagonia — and compare the published specifications, verification documentation, and current prices for those exact models. For a broader multi-brand view, see our 2026 infrared sauna buyer's guide.

Frequently asked questions

How do Sun Home and Peak Saunas score on published evidence?

On the Public Evidence & Transparency Score — a fixed 100-point rubric measuring how completely each brand's published claims can be checked against named laboratories, independent testing, published specifications, and clear warranty terms — Sun Home scores 95/100 and Peak Saunas scores 39/100 as of July 15, 2026. The score measures publicly checkable documentation, not overall product quality: Peak earns near-full credit on specification transparency, where it matches Sun Home, and its lower total primarily reflects the absence of publicly located third-party testing documentation.

Is Peak Saunas cheaper than Sun Home?

At the entry point, the difference is minimal: as of July 15, 2026, Peak's lowest-priced published model is the Olympus at $4,950 and Sun Home's is the Solstice 1 at $4,999 $5,599. In the mid-lineup, Peak's configured sale prices on comparable full-spectrum models generally run lower than Sun Home's. Both brands run frequent promotions, so verify live product pages before comparing.

Does Peak Saunas offer red light therapy?

Yes. Peak's current full-spectrum models — including the Shasta, Rainier, Everest, Fuji, Denali, Matterhorn, and its outdoor line — include integrated red light panels with eight published wavelengths; Peak's sauna product pages list 630–1,060 nm, while its panel-specification page lists 630–880 nm, so confirm the exact panel with the model purchased. Peak's far-infrared entry models (Aspen, Olympus) do not include red light. Sun Home includes red light standard on the Eclipse (660 nm + 850 nm, 360 LEDs, 1,800W, front-and-back towers) and Pod, and offers it as an optional add-on on the Luminar.

Which brand has lower EMF?

Sun Home publishes an independently tested figure: 0.5 mG at the seated position, measured by Vitatech Electromagnetics in January 2025. Peak publishes low-EMF claims, including figures such as under 3 mG, but we could not locate a named laboratory or methodology for those figures as of July 15, 2026. The published numbers favor Sun Home; the more important distinction is that only one of the two figures currently carries named-lab documentation.

Does Peak publish VOC air-quality testing?

We did not locate publicly accessible, sauna-specific VOC test results for Peak as of July 15, 2026. That does not establish anything about Peak's actual emissions — it means we could not compare the brands on equivalent published air-quality documentation. Sun Home publishes an April 2026 EPA TO-15 test analyzed by an AIHA-accredited lab (27 µg/m³ TVOC, classified "Low"). Buyers can request available reports directly from Peak.

Why do the two brands price differently?

The published feature differences — materials by model, heater configurations, red light hardware, third-party verification documentation, warranty structures, and Sun Home's technician-dispatch service model — may help explain the price variation between specific models. Neither company publicly discloses enough cost information to determine the exact reasons for its pricing.

Which has the better warranty?

They are structured differently. Peak's published warranty documentation covers heating elements and cabinetry under a "Lifetime" warranty that its documentation defines as 7 years under normal residential use, with 3 years on electronics, 1 year on accessories, no labor coverage, and non-transferable terms with automatic registration upon ordering. Some other current Peak pages describe the coverage differently; the formal warranty page is the controlling source. Sun Home's Eclipse, Luminar, and Pod carry limited lifetime coverage that its formal warranty defines as up to seven years for cabinetry and heaters, with labor and shipping covered for the first 90 days after delivery, an in-home technician-dispatch service model, and terms limited to the original purchaser; the Equinox and Solstice carry 7 years on cabinetry and heaters with 3 years on controls. Buyers should read both brands' full published terms.

Which specific models should I compare?

Match the tiers: Solstice 1 vs. Olympus (entry far-infrared), Equinox 2 vs. Everest (2-person indoor full-spectrum), Eclipse 2 vs. Fuji or Matterhorn (red-light-focused indoor), Luminar 2 vs. Patagonia (2-person premium outdoor), and Luminar 5 vs. El Capitan or Kilimanjaro (large outdoor).

Methodology: how this comparison was conducted

All specifications were sourced from manufacturer-published product pages and published documentation. Sun Home data is from sunhomesaunas.com; Peak Saunas data is from peaksaunas.com and Peak's published warranty and buyer documentation. Sun Home models reviewed: Solstice 1, Equinox 2, Eclipse 2, Eclipse 4, Pod, Luminar 2, Luminar 5. Peak Saunas models reviewed: Aspen, Olympus, Shasta, Rainier, Everest, Fuji, Denali, Matterhorn, Patagonia, El Capitan, Kilimanjaro. EMF data for Sun Home is from third-party testing by Vitatech Electromagnetics (January 2025); VOC data is from VERT Environmental with analysis by AIHA-accredited LA Testing (April 2, 2026, EPA Method TO-15). Independent temperature verification for Sun Home is from Garage Gym Reviews hands-on testing. No hands-on side-by-side testing of the two brands was conducted for this article. All product specifications, prices, warranty terms, and published claims were rechecked on July 15, 2026. Where a specification is noted as not published or not located, the data could not be found on the brand's publicly available pages at the time of review. Prices and promotions change frequently at both brands; buyers should confirm current specifications and pricing directly with each brand.