SaunaSpace Faraday vs Sunlighten mPulse

Q: SaunaSpace or Sunlighten — which is better?

Different bets. SaunaSpace if near-IR-only via incandescent bulbs and full Faraday-cage EMF shielding are what you want. Sunlighten if full-spectrum programmable IR is the priority. Both premium-tier; the philosophies diverge meaningfully.

Q: Is incandescent near-IR better than carbon-fibre full-spectrum?

Different. Incandescent bulbs deliver wavelengths closer to natural sunlight (700–1200 nm); carbon-fibre full-spectrum delivers broader heating across longer wavelengths. SaunaSpace bets the sunlight-spectrum analogy matters; Sunlighten bets spectrum breadth matters more.

Q: Is the Faraday cage important?

For users specifically targeting EMF discipline, yes — SaunaSpace eliminates external EMF entirely. Sunlighten’s low-EMF design is still independently verified (<1 mG at seated position), but it does not shield from external sources. For EMF-sensitive users, Faraday is the deciding feature.

Q: Which has the better build?

Both premium. Sunlighten cabin is the more traditional form factor; SaunaSpace tent is more compact and biohacker-engineered. Multi-year reliability comparable.

SaunaSpace Faraday vs Sunlighten mPulse (2026)

SaunaSpace Faraday and Sunlighten mPulse are the two premium IR saunas users compare when wavelength philosophy is the deciding factor. SaunaSpace bets on near-IR incandescent — tungsten-filament bulbs close to natural sunlight spectrum, with full Faraday-cage EMF shielding. Sunlighten bets on full-spectrum (near + mid + far) via mixed emitter systems. Different bets, different premium tiers.

SaunaSpace Faraday or Sunlighten mPulse 3-in-1: which is better?

Higher ONDA score: Sunlighten mPulse 3-in-1 (8.2 vs 8.0)

Different bets. SaunaSpace Faraday for near-IR purists wanting full Faraday-cage EMF shielding. Sunlighten mPulse for full-spectrum buyers wanting per-wavelength programmable control.

⚠ Safety first: sauna and heat

No alcohol before or during a sauna. Alcohol is the main factor in sauna deaths: it lowers blood pressure and dulls the warning signs of overheating.

Drink water before and after. You lose fluid fast in the heat, and dehydration adds to dizziness. Keep sessions short at first.

Get up slowly. Blood pressure drops in the heat, so fainting is most likely when you stand up and leave. Take care on steps and wet floors.

Talk to a doctor first if you have heart disease (a recent heart attack, unstable angina, severe aortic stenosis), uncontrolled blood pressure, take medicines that affect blood pressure, or are pregnant (avoid overheating, especially in early pregnancy).

No sauna with a fever or acute illness. Children only under supervision, with shorter and milder sessions.

Leave if you feel dizzy or unwell. Seek help for chest pain, palpitations, fainting or confusion.

Alternating with cold water or an ice bath adds the cold shock response, which has its own risks. Results from Finnish saunas do not automatically apply to infrared cabins or blankets.

What the evidence shows — and the risks →

Head-to-head breakdown

SaunaSpace Faraday vs Sunlighten mPulse 3-in-1 — head-to-head comparison by criterion
Criterion	Winner	Why
Wavelength philosophy	Tie	SaunaSpace: near-IR-only via tungsten incandescent (closer to sunlight). Sunlighten: full-spectrum via mixed emitters. Different bets — pick on which philosophy fits.
Heat source type	SaunaSpace Faraday	SaunaSpace uses tungsten-filament incandescent bulbs — distinct technology from carbon-fibre IR emitters. Closer to natural sunlight spectrum.
EMF discipline	SaunaSpace Faraday	SaunaSpace: full Faraday-cage shielding — the most rigorous in the consumer sauna category. Sunlighten: published <1 mG at seated position but no Faraday cage.
Form factor	Sunlighten mPulse 3-in-1	Sunlighten: traditional cabin install. SaunaSpace: tent-style or smaller cabin configurations. Sunlighten more familiar form factor.
Spectrum breadth	Sunlighten mPulse 3-in-1	Sunlighten: programmable near + mid + far. SaunaSpace: near-IR-only. Sunlighten broader by design.
Model-specific research	Tie	Neither has an outcome trial of the reviewed model. Sunlighten: one 20-person 2010 pilot on an older model (Sunlight Armana 3). SaunaSpace: we found no peer-reviewed study.
Price	SaunaSpace Faraday	SaunaSpace Faraday: ~$5,000 tent. Sunlighten mPulse: ~$6,000+ cabin. SaunaSpace marginally cheaper at the tent tier.

Choose SaunaSpace Faraday

Choose SaunaSpace Faraday if near-IR incandescent (tungsten-filament bulbs) and full Faraday-cage EMF shielding are the deciding criteria — biohacker premium.

Choose Sunlighten mPulse 3-in-1

Choose Sunlighten mPulse if you want full-spectrum IR with programmable per-wavelength control (near + mid + far separately) — broader-spectrum premium.

The short version

Two premium IR saunas with two different wavelength philosophies. SaunaSpace bets on near-IR incandescent with full Faraday-cage EMF shielding. Sunlighten bets on full-spectrum programmable delivery. Pick on which bet matches your IR-sauna philosophy.

When is SaunaSpace Faraday the right pick?

If near-IR-only via tungsten-filament incandescent bulbs is your wavelength bet — and full Faraday-cage EMF shielding matters — SaunaSpace is the right shape. The biohacker community has built around this philosophy.

When is Sunlighten mPulse the right pick?

If you want full-spectrum IR with the ability to programme near, mid and far separately per session — Sunlighten is the right shape. The traditional cabin form factor is a bonus.

Common questions

SaunaSpace or Sunlighten — which is better?