Clean Air Optima CA-508
No store we follow ships this model to the United States. This page says what it can do, and which similar robots you can buy here.
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Before you buy, compare it with 2 recommended alternatives
No store here sells this model today, so beside it the highest-scored model for the same room size that one does, and the cheapest of the top 10.
Green is the best of these 3, also when they share the lead.
| This model Clean Air Optima CA-508 | Highest score here Levoit Core Mini-P Best on 2 facts | Cheapest of the top 10 Blueair Blue Pure 511 | |
|---|---|---|---|
| Price and ranking | |||
| Lowest price | – | $44Levoit (brand store) best | $99Blueair (brand store) |
| Score | not in our ranking | best | |
| Rank | – | rank 1 of 5 for small rooms | rank 3 of 5 for medium rooms |
| Customer rating | – | – | – |
| Room size | |||
| Room size | – | small rooms | medium rooms |
| Size, noise and age | |||
| On the market since | – | July 2023 | December 2024 |
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.
Clean Air Optima CA-508 specifications
The numbers that matter first, then every fact by group. As published by the maker or the store we read it from.
Cleaning performance 3 facts
- CADR measured to
The test the CADR comes from. AHAM AC-1 and the DOE test are independent and comparable. A maker's own test is not.
- AHAM AC-1 (US standard)
- CADR for pollen
The CADR measured with pollen.
- 149 cfm (253 m³/h)
- Room size the maker claims
The room size the maker states. Makers use different rules, so we show it but never rank on it.
- 861 ft² (80 m²)
Filter 3 facts
- HEPA filter class
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.
- True HEPA
- Filter layout
Whether the particle and carbon layers are one filter or separate ones. Separate filters let you replace only the part that is spent.
- Separate filters
- Activated carbon filter
A filter of activated carbon that takes out smells and some gases. It does not catch particles.
- yes
Noise and power 3 facts
- Noise at the lowest speed
The sound level at the lowest speed, as the maker measures it.
- 38 dB
- Noise at the highest speed
The sound level at the highest speed, as the maker measures it.
- 60 dB
- Power at the highest speed
The power the purifier draws at its highest speed.
- 48 W
Build 1 fact
- Weight
What the purifier weighs. It counts most if you move it from room to room.
- 11 lb (5 kg)
Warranty and certification 1 fact
- Maker model numbers
- CA-508
Sources: Manual