Its CADR is not known yet, so it is not in our ranking.
Is the Stadler Form Roger Little right for your home? Find out in 7 questions →
Beside it, two models on sale today that come closest to it on score and price, for the same room size where we have them.
Green is the best of these 3, also when they share the lead.
| This model Stadler Form Roger Little | Higher score, 32% cheaper Duux Bright 2 Best on 2 facts | Higher score, 15% cheaper Rowenta Pure Air City PU2840 Best on 1 fact | |
|---|---|---|---|
| Price and ranking | |||
| Lowest price | € 219bol.com | € 149bol.com best | € 185bol.com |
| Score | not in our ranking | best | |
| Rank | – | rank 3 of 4 for medium rooms | rank 2 of 4 for medium rooms |
| Customer rating | – | – | – |
| Room size | |||
| Room size same on all | medium rooms | medium rooms | medium rooms |
| Size, noise and age | |||
| Height lower is better | – | 38 cm best | 42.1 cm |
| On the market since | – | – | – |
Facts as the maker states them. A dash means the maker does not name it. Each model’s page gives the source of every fact. Noise is the maker’s own figure, so we do not judge it, and a customer rating only counts from 20 reviews.
On 17 October 2026 the lowest price for the Stadler Form Roger Little is € 219 at bol.com, delivery to the Netherlands included.
All prices include VAT and delivery to the Netherlands. We may earn a commission when you buy through these links. It never changes our ranking.
bol.comblack sold by a third-party seller * Shop abroad: delivery and VAT are our estimate. Returns are the shop's own terms, a marketplace seller sets its own. Tap a return term to read the shop's policy. Let your browser translate it.
The numbers that matter first, then every fact by group. As published by the maker or the shop we read it from.
How much clean air the purifier delivers an hour, measured with smoke, dust and pollen. A higher figure cleans a bigger room or the same room faster.
The room size where the purifier changes the air 4.8 times an hour under a 2.5 m ceiling, worked out from its CADR. We use it so every model is compared on the same rule.
The room size the maker states. Makers use different rules, so we show it but never rank on it.
How fine the filter is. True HEPA and H13 catch at least 99.97% of particles at 0.3 microns. HEPA-type is a weaker claim with no test behind it.
Whether the particle and carbon layers are one filter or separate ones. Separate filters let you replace only the part that is spent.
A filter of activated carbon that takes out smells and some gases. It does not catch particles.
The sound level at the lowest speed, as the maker measures it.
The sound level at the highest speed, as the maker measures it.
The power the purifier draws at its highest speed.
The fan speed follows the air quality the sensor reads.
What the purifier weighs. It counts most if you move it from room to room.
Sources: stadlerform.com
