Infrared vs Traditional Sauna for Small Spaces
By James Mancebo, South Lake Tahoe, CA · Updated 2026-11-12
Short answer: for a closet-sized corner, a spare room, or a rental, infrared is usually easier: smaller footprint, 120V power, and no hard-wiring. If you want real heat (180–195°F+), steam from water on the rocks, and the classic sauna feel, go traditional and budget for a 240V circuit.
Side by side: compact models from our directory
| Model | Type | Outside size (W × D × H) | Max temp | Power |
|---|---|---|---|---|
| Clearlight Premier IS-2 | Infrared | 50″ × 44″ × 76″ | — | 120V, 14.5A, standard outlet |
| Clearlight Sanctuary 2 | Infrared | 52″ × 48″ × 77″ | — | 120V, 18.75A, 20A outlet |
| Sun Home Solstice 2-Person | Infrared | — | 140°F | Dedicated 120V/20A GFCI |
| Plunge Infrared Sauna (Standard) | Infrared | — | 160°F | Dedicated 120V/20A |
| Renu Rusticus 2-Person | Traditional | 57¾″ × 52¼″ × 79⅜″ | 195°F | 240V/30A hard-wired + 110V lighting |
| Almost Heaven Auburn 2-3 Person | Traditional | 69⅞″ × 47⅛″ × 77⅝″ | 194°F | 240V/30A hard-wired + 110V lighting |
| Plunge Sauna Mini | Traditional | 52″ × 57″ × 94″ (4’4” × 4’9” × 7’10”) | “over 200°” | Dedicated 240V/20A, L14-20 plug |
Dashes mean the brand doesn’t publish that figure on the product page we checked. Clearlight also recommends leaving about 2″ around the sauna in an enclosed space.
How they heat, and why it matters in a small room
- Infrared panels warm your body directly, so the air stays cooler (140–175°F maximums above). Sessions feel gentler, and a small room is comfortable sooner. Plunge’s comparison puts it this way: infrared “heats your body directly,” while traditional “heats the air around you.”
- Traditional heaters heat the air and the rocks. You can pour water on the rocks for steam, and you get the hotter, classic sauna. In a tight room, mind the heater’s required clearances, and expect more ceiling height (Plunge’s Sauna Mini is 7’10” tall).
Power is often the deciding factor
Most homes can host a 120V/20A infrared cabin with one new or existing dedicated outlet. A traditional heater needs a 240V double-pole breaker and a hard-wired run, which may not be possible in a condo or rental without the owner’s or HOA’s sign-off. Details: Does a home sauna need a dedicated 240V circuit?
Our pick by situation
- Rental, condo, or no panel space: a 1–2 person infrared on 120V (see all 120V models, or which ones plug into a standard outlet).
- Spare room or garage, want real heat: compact traditional, like the Rusticus 2-Person or Auburn, with a 240V/30A circuit.
- Small backyard spot: the Plunge Sauna Mini, a small traditional unit rated for indoor or outdoor use with a 240V plug-in.
Sources
- Clearlight Premier IS-2, Sanctuary 2 — checked Nov 12, 2026
- Sun Home Solstice 2-Person, Nova 3-Person — checked Nov 12, 2026
- Plunge Infrared Sauna, Sauna Mini — checked Nov 12, 2026
- Renu Therapy Rusticus 2-Person — checked Nov 12, 2026
- Almost Heaven Auburn 2-3 Person — checked Nov 12, 2026
FAQ
Which is smaller, infrared or traditional?
Two-person infrared cabins in our directory are the most compact. Clearlight's Premier IS-2 is listed at 50 × 44 × 76 inches. Compact traditional rooms run a bit larger; Renu's Rusticus 2-Person is listed at 57¾ × 52¼ × 79⅜ inches outside.
Which gets hotter?
Traditional. Published maximums we found: Sun Home Solstice infrared 140°F, Plunge Infrared Standard 160°F (Pro 175°F), versus Almost Heaven Auburn up to 194°F, Renu Rusticus up to 195°F and Sun Home Nova 230°F.
Which is easier to install in an apartment or condo?
Usually infrared. Most 1–3 person infrared cabins run on a dedicated 120V/20A outlet, while traditional heaters need a hard-wired 240V circuit. Check your HOA and lease first.
Not electrical or legal advice. Specs and prices are copied from brand pages on the date shown and change often. Have a licensed electrician size and install your circuit and confirm permit requirements with your local building department.