Product comparison · 2 air purifiers

Clean Air Optima CA-502 20 m² vs Clean Air Optima CA-509Pro Smart

21specifications compared
12differ
9identical
31known for one product only

Key differences

Air purify rate
- CA-502 20 m²:110 m³/h
- CA-509Pro Smart:400 m³/h
Suitable for room area up to
- CA-502 20 m²:20 m²
- CA-509Pro Smart:90 m²
Suitable for room volume up to
- CA-502 20 m²:50 m³
- CA-509Pro Smart:225 m³
Clean Air Delivery Rate (CADR) (particle)
- CA-502 20 m²:140 m³/h
- CA-509Pro Smart:400 m³/h
Product colour
- CA-502 20 m²:Black, White
- CA-509Pro Smart:White
Control type
- CA-502 20 m²:Touch
- CA-509Pro Smart:Remote, Touch
UV filter
- CA-502 20 m²:No
- CA-509Pro Smart:Yes
Filter life (max)
- CA-502 20 m²:5 month(s)
- CA-509Pro Smart:8 month(s)

Side by side

Differences highlightedShow differences only

Comparison of CA-502, CA-509Pro Smart
52 specifications	A Clean Air Optima CA-502 20 m² Model CA-502 View product	B Clean Air Optima CA-509Pro Smart View product
Features4 differ
Air purify rateDiffers	110 m³/h	400 m³/h
Suitable for room area up toDiffers	20 m²	90 m²
Suitable for room volume up toDiffers	50 m³	225 m³
Noise levelKnown for one	50 dB	Unknown — not stated by the source
Timer	Yes	Yes
Timer duration (minimum)Known for one	1 h	Unknown — not stated by the source
Timer duration (maximum)Known for one	8 h	Unknown — not stated by the source
IonizerKnown for one	Yes	Unknown — not stated by the source
Connectable to internetKnown for one	Yes	Unknown — not stated by the source
Smartphone/tablet remote support	Yes	Yes
Voice controlKnown for one	No	Unknown — not stated by the source
Apps functionsKnown for one	Remote start, Scheduler	Unknown — not stated by the source
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Wi-Fi frequencyKnown for one	2.4 GHz	Unknown — not stated by the source
Noise level (high speed)Known for one	50 dB	Unknown — not stated by the source
Noise level (low speed)Known for one	10 dB	Unknown — not stated by the source
PM2.5 sensorKnown for one	Yes	Unknown — not stated by the source
Automatic modeKnown for one	Yes	Unknown — not stated by the source
Motor typeKnown for one	DC	Unknown — not stated by the source
Suitable for allergicsKnown for one	Yes	Unknown — not stated by the source
Clean Air Delivery Rate (CADR) (particle)Differs	140 m³/h	400 m³/h
Number of speedsKnown for one	Unknown — not stated by the source	3
Child lockKnown for one	Unknown — not stated by the source	Yes
Night modeKnown for one	Unknown — not stated by the source	Yes
Design2 differ
Product colourDiffers	Black, White	White
Control typeDiffers	Touch	Remote, Touch
Built-in display	Yes	Yes
Filtering4 differ
HEPA filter	Yes	Yes
HEPA class	HEPA 13	HEPA 13
Pre-filter	Yes	Yes
Anti-odor filterKnown for one	Yes	Unknown — not stated by the source
UV filterDiffers	No	Yes
Filter cleaning indicator	Yes	Yes
Filter life (max)Differs	5 month(s)	8 month(s)
Filter replacement required	Yes	Yes
Number of filter stagesDiffers	4	5
Recommended HEPA lifetimeDiffers	5 month(s)	8 month(s)
Anti-allergy filterKnown for one	Unknown — not stated by the source	Yes
Filtering capabilityKnown for one	Unknown — not stated by the source	Allergens, Animal hair, Bacteria, Cigarette smoke, Microbes, Formaldehyde, Fine dust, Dust mites, Mold, Odors, Pollen, Skin flakes, Viruses
Removable filterKnown for one	Unknown — not stated by the source	Yes
Washable filterKnown for one	Unknown — not stated by the source	No
Power1 differ
Power consumption (max)Differs	10 W	45 W
AC input frequencyKnown for one	50 Hz	Unknown — not stated by the source
AC input voltageKnown for one	220 - 240 V	Unknown — not stated by the source
Weight & dimensionsidentical
DepthKnown for one	190 mm	Unknown — not stated by the source
HeightKnown for one	235 mm	Unknown — not stated by the source
WeightKnown for one	1.5 kg	Unknown — not stated by the source
WidthKnown for one	190 mm	Unknown — not stated by the source
Other features1 differ
Country of originDiffers	Germany	China
Warranty period	2 year(s)	2 year(s)
Packaging contentidentical
ManualKnown for one	Unknown — not stated by the source	Yes
Remote control includedKnown for one	Unknown — not stated by the source	Yes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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