Finnleo infrared saunas vs Sunlighten infrared saunas

Finnleo infrared saunas: 8 on sale. Sunlighten infrared saunas: 13 on sale, priced $5,499 to $10,299. Most seats: 5 (Finnleo IS565 InfraSauna) against 5 (Sunlighten mPulse Intelligent Sauna Empower).

At a glance

Fact	Finnleo infrared saunas	Sunlighten infrared saunas
Products on sale	8	13
Categories	Saunas (8)	Saunas (13)
Price range	—	$5,499 – $10,299cheapest: Signature I
Largest sauna	none published	70.6 × 85.6 × 79 inmPulse Intelligent Sauna Empower
Most seats	5IS565 InfraSauna	5mPulse Intelligent Sauna Empower
Hottest claimed top temperature	none published	170 °FAmplify RED II
Thickest walls	none published	none published
Where sold	no prices on file	list price only

Finnleo infrared saunas

Sunlighten infrared saunas

Products on sale

Part by part

Matched by each product's size tier within its own line, so a row pairs each brand's compact, medium, large or XL piece. Tiers are for lining lineups up; the dimensions say how big each one really is.

Saunas 8 vs 13

Tier	Finnleo infrared saunas	Sunlighten infrared saunas
Untiered	IS440 InfraSauna 2 · — IS565 InfraSauna 5 · — S810 Infrared Sauna 1 · — S820 Infrared Sauna 2 · — S825 Infrared Sauna 2 · — S830 Infrared Sauna 3 · — S840 Infrared Sauna 4 · — S870 Infrared Sauna 3 · —	Amplify II 2 · 45.9 × 50.9 × 77.7 in · $5,999 Amplify III 3 · 45.9 × 62.3 × 77.7 in · $6,999 Amplify IV 4 · 56.2 × 80.4 × 77.7 in · $8,999 Amplify RED II 2 · 45.9 × 50.9 × 77.7 in · $7,699 Amplify RED III 3 · 45.9 × 62.3 × 77.7 in · $8,599 Amplify RED IV 4 · 56.2 × 80.4 × 77.7 in · $10,299 mPulse Intelligent Sauna Aspire 1 · 41.6 × 43.6 × 79 in · — mPulse Intelligent Sauna Believe 2 · 47.6 × 51.7 × 79 in · — mPulse Intelligent Sauna Conquer 3 · 47.6 × 70.6 × 79 in · — mPulse Intelligent Sauna Discover 4 · 70.6 × 70.6 × 79 in · — mPulse Intelligent Sauna Empower 5 · 70.6 × 85.6 × 79 in · — Signature I 1 · 39.8 × 37.8 × 77.7 in · $5,499 Signature II 2 · 45.9 × 50.9 × 77.7 in · $6,199

Tier

Finnleo infrared saunas

Sunlighten infrared saunas

Untiered

IS440 InfraSauna 2 · —

IS565 InfraSauna 5 · —

S810 Infrared Sauna 1 · —

S820 Infrared Sauna 2 · —

S825 Infrared Sauna 2 · —

S830 Infrared Sauna 3 · —

S840 Infrared Sauna 4 · —

S870 Infrared Sauna 3 · —

Amplify II 2 · 45.9 × 50.9 × 77.7 in · $5,999

Amplify III 3 · 45.9 × 62.3 × 77.7 in · $6,999

Amplify IV 4 · 56.2 × 80.4 × 77.7 in · $8,999

Amplify RED II 2 · 45.9 × 50.9 × 77.7 in · $7,699

Amplify RED III 3 · 45.9 × 62.3 × 77.7 in · $8,599

Amplify RED IV 4 · 56.2 × 80.4 × 77.7 in · $10,299

mPulse Intelligent Sauna Aspire 1 · 41.6 × 43.6 × 79 in · —

mPulse Intelligent Sauna Believe 2 · 47.6 × 51.7 × 79 in · —

mPulse Intelligent Sauna Conquer 3 · 47.6 × 70.6 × 79 in · —

mPulse Intelligent Sauna Discover 4 · 70.6 × 70.6 × 79 in · —

mPulse Intelligent Sauna Empower 5 · 70.6 × 85.6 × 79 in · —

Signature I 1 · 39.8 × 37.8 × 77.7 in · $5,499

Signature II 2 · 45.9 × 50.9 × 77.7 in · $6,199

All saunas from both brands, side by side →

Questions

Which has more models, Finnleo infrared saunas or Sunlighten infrared saunas?

Finnleo infrared saunas: 8 on sale. Sunlighten infrared saunas: 13 on sale.

Which seats more people, Finnleo infrared saunas or Sunlighten infrared saunas?

By the brands' own figures: 5 for Finnleo infrared saunas (IS565 InfraSauna) and 5 for Sunlighten infrared saunas (mPulse Intelligent Sauna Empower).

Answered from the catalogue data, as of October 10, 2026. How we compare.