Name: BioLet 65
Brand: BioLet
Price: 2970.00 USD

For full-time households on grid power that want a hands-off composting toilet with no urine bottle; the price and power needs rule it out for vans.

Price checked October 31, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros

Cons

Needs a 120 V outlet for its fan and heater, which rules out vans and small solar setups
Expensive, and the maker publishes no power draw for planning an off-grid system
Large: about 32 in deep, so it needs a roomy bathroom
No NSF/ANSI 41 certification is stated

The BioLet family

Every BioLet model we rank, smallest first. Ratings compare each against its own type.

Model	Capacity	Rating	Price
BioLet 55	-	3.1/5	$2,255
BioLet 65 (this one)	4 people	2.8/5	$2,970

How it scores

The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its type. How we rank explains each one.

For grid-powered cabins and cottages that want a hands-off composting toilet: automatic mixing and evaporation with no urine bottle, at a high price.

$2,255

For a small cabin bathroom on grid power with one full time user or occasional guests, where a certified toilet is required.

$1,935

For a single full time user or a weekend cabin on grid power that needs a certified toilet with a lower profile than the Excel.

$1,975