Sauna model comparison: size, installation, performance, construction, and pricing across the four Ritual models.
Size & fit
Capacity	2 adults	3 adults	4 adults	8 adults
Exterior (W×D×H)	135 × 145 × 210 cm53.1″ × 57.1″ × 82.7″	205 × 140 × 210 cm80.7″ × 55.1″ × 82.7″	210 × 160 × 210 cm82.7″ × 63.0″ × 82.7″	210 × 240 × 210 cm82.7″ × 94.5″ × 82.7″
Interior (W×D×H)	126 × 125 × 193.5 cm49.6″ × 49.2″ × 76.2″	196 × 120 × 194 cm77.2″ × 47.2″ × 76.4″	201 × 140 × 193.5 cm79.1″ × 55.1″ × 76.2″	201 × 220 × 193.5 cm79.1″ × 86.6″ × 76.2″
Widest bench	126 cm49.6″ sit upright	196 cm77.2″ lie flat	201 cm79.1″ lie flat, L-bench	201 cm79.1″ lie flat, two tiers
Weight	299 kg660 lbs	408 kg900 lbs	520 kg1,146 lbs	670 kg1,477 lbs
Installation requirements
Electrical	240V single-phase 30A 2-pole breaker 8 AWG copper	240V single-phase 30A 2-pole breaker 8 AWG copper	240V single-phase 40A 2-pole breaker 8 AWG copper	240V single-phase 50A 2-pole breaker 8 AWG copper
Foundation	Level surface, 500+ kg1,100+ lbs	Level surface, 700+ kg1,540+ lbs	Level surface, 900+ kg1,985+ lbs	Level surface, 1,500+ kg3,300+ lbs
Clearance	5 cm at the sides and back, 30 cm overhead2″ at the sides and back, 12″ overhead	5 cm at the sides and back, 30 cm overhead2″ at the sides and back, 12″ overhead	5 cm at the sides and back, 30 cm overhead2″ at the sides and back, 12″ overhead	5 cm at the sides and back, 30 cm overhead2″ at the sides and back, 12″ overhead
Assembly	2 people, 3-6 hrs	2 people, 3-6 hrs	2 people, 3-6 hrs	2 people, 3-6 hrs
Heater & performance
Heater	Harvia SW60E 6.0 kW	Harvia SW60E 6.0 kW	Harvia SW80 8.0 kW	Harvia SW90E 9.0 kW
Heat-up time	230°F in 30 min	230°F in 30 min	230°F in 30 min	230°F in 30 min
Construction
Wall thickness	42mm solid timber	42mm solid timber	42mm solid timber	42mm solid timber
Hardware	316 marine stainless	316 marine stainless	316 marine stainless	316 marine stainless
Insulation	Triple insulation	Triple insulation	Triple insulation	Triple insulation
Pricing
Carbonized Spruce	$7,990	$8,990	$10,890	$11,990
Japanese Cedar	$9,390	$10,490	$12,390	$13,490
Wi-Fi Control Heater upgrade	Spruce +$1,000 Cedar +$1,100	+$1,000	+$1,000	+$1,000
What’s protected
Returns window	365 days	365 days	365 days	365 days
Warranty	3-yr structural + 2-yr heater	3-yr structural + 2-yr heater	3-yr structural + 2-yr heater	3-yr structural + 2-yr heater
Delivery	Free, fully insured	Free, fully insured	Free, fully insured	Free, fully insured

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Ritual 8-Person