Biolan Simplett Plus vs Separett Tiny

Last updated: October 31, 2026

The Separett Tiny is the better toilet overall, rated 3.6 to 3.1. The Separett Tiny leads on warranty and value. The Biolan Simplett Plus wins on power. The Separett Tiny costs $100 less ($999 vs $1,099).

Biolan Simplett Plus vs Separett Tiny

Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Which should you buy?

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every urine-diverting toilet; a clear win is highlighted. How we rank explains each one.

Factor weightSeparett TinyBiolan Simplett Plus
Overall rating3.6/53.1/5
Value 30%33 $99924 $1,099
Capacity 25%57 solids capacity not published, 2 gal urine bottle65 solids capacity not published, urine can drain
Power 15%92 1.6 W fan100 needs no power
Certification 15%50 NSF/ANSI 41 certification not stated (neutral score used)50 NSF/ANSI 41 certification not stated (neutral score used)
Warranty 15%100 5-year warranty0 1-year warranty

Specifications

Separett TinyBiolan Simplett Plus
Capacity
TypeUrine-divertingUrine-diverting
Urine bottle2 gal-
Urine drain optionNoYes
AgitatorNoNo
Power and venting
Power12V/120VNone needed
Fan1.6 W-
Vent size2 in3 in
Build
Seat height17.3 in18.3 in
Dimensions15.7 x 19.6 x 18.5 in20.9 x 26.8 x 40.2 in
Weight18.7 lb22 lb
MaterialHigh-gloss polypropylene outer; polyamide and polypropylene inner-
Warranty5 years1 year
Released2021-04-01-

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