Product comparison · 2 humidifiers

Clean Air Optima CA-603 humidifier Ultrasonic vs Clean Air Optima CA-604B Smart

28specifications compared
10differ
18identical
31known for one product only

Key differences

The Clean Air Optima CA-603 humidifier Ultrasonic has 1.2 L more water tank capacity than the Clean Air Optima CA-604B Smart (5 L vs 3.8 L). The Clean Air Optima CA-604B Smart has 10 m² more suitable for room area up to than the Clean Air Optima CA-603 humidifier Ultrasonic (55 m² vs 45 m²). The Clean Air Optima CA-604B Smart has 40 m³ more suitable for room volume up to than the Clean Air Optima CA-603 humidifier Ultrasonic (140 m³ vs 100 m³). Only the Clean Air Optima CA-604B Smart has automatic mode. AC input frequency: 50/60 Hz on the Clean Air Optima CA-603 humidifier Ultrasonic, 50 - 60 Hz on the Clean Air Optima CA-604B Smart.

Water tank capacity
- CA-603 humidifier Ultrasonic:5 L
- CA-604B Smart:3.8 L
Suitable for room area up to
- CA-603 humidifier Ultrasonic:45 m²
- CA-604B Smart:55 m²
Suitable for room volume up to
- CA-603 humidifier Ultrasonic:100 m³
- CA-604B Smart:140 m³
Automatic mode
- CA-603 humidifier Ultrasonic:No
- CA-604B Smart:Yes
Humidification capacity
- CA-603 humidifier Ultrasonic:300 ml/h
- CA-604B Smart:400 ml/h
AC input frequency
- CA-603 humidifier Ultrasonic:50/60 Hz
- CA-604B Smart:50 - 60 Hz
Width
- CA-603 humidifier Ultrasonic:150 mm
- CA-604B Smart:210 mm
Depth
- CA-603 humidifier Ultrasonic:335 mm
- CA-604B Smart:215 mm

Side by side

Differences highlightedShow differences only

Comparison of CA-603, CA-604B Smart
59 specifications	A Clean Air Optima CA-603 humidifier Ultrasonic Model CA-603 View product	B Clean Air Optima CA-604B Smart View product
Technical details5 differ
Water tank capacityDiffers	5 L	3.8 L
Suitable for room area up toDiffers	45 m²	55 m²
Suitable for room volume up toDiffers	100 m³	140 m³
Automatic modeDiffers	No	Yes
Timer duration (minimum)Known for one	1 h	Unknown — not stated by the source
Air filterKnown for one	No	Unknown — not stated by the source
Auto power offKnown for one	Yes	Unknown — not stated by the source
Auto power on functionKnown for one	Yes	Unknown — not stated by the source
Child lockKnown for one	No	Unknown — not stated by the source
Continuous refillKnown for one	No	Unknown — not stated by the source
Control typeKnown for one	Rotary, Touch	Unknown — not stated by the source
Effective areaKnown for one	45 m²	Unknown — not stated by the source
Filter life (max)Known for one	3 month(s)	Unknown — not stated by the source
Filter materialKnown for one	Ceramic	Unknown — not stated by the source
FilteringKnown for one	Yes	Unknown — not stated by the source
Height adjustmentKnown for one	No	Unknown — not stated by the source
Humidification capacityDiffers	300 ml/h	400 ml/h
Humidity output up toKnown for one	300 g/h	Unknown — not stated by the source
HygrometerKnown for one	Yes	Unknown — not stated by the source
Night modeKnown for one	No	Unknown — not stated by the source
Number of fan speedsKnown for one	3	Unknown — not stated by the source
Number of speedsKnown for one	3	Unknown — not stated by the source
Operating timeKnown for one	50 h	Unknown — not stated by the source
Relative humidityKnown for one	45 - 75%	Unknown — not stated by the source
Removable filterKnown for one	Yes	Unknown — not stated by the source
Removable water tankKnown for one	Yes	Unknown — not stated by the source
Safety switchKnown for one	Yes	Unknown — not stated by the source
Sleep modeKnown for one	No	Unknown — not stated by the source
TimerKnown for one	Yes	Unknown — not stated by the source
Designidentical
PlacementKnown for one	Unknown — not stated by the source	Floor
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
On/off switchKnown for one	Unknown — not stated by the source	Yes
Power1 differ
AC input frequencyDiffers	50/60 Hz	50 - 60 Hz
Power consumption (typical)Known for one	30 W	Unknown — not stated by the source
PowerKnown for one	Unknown — not stated by the source	30 W
Weight & dimensions4 differ
WidthDiffers	150 mm	210 mm
DepthDiffers	335 mm	215 mm
HeightDiffers	285 mm	290 mm
WeightDiffers	2.6 kg	2.8 kg
Packaging contentidentical
Remote control includedKnown for one	Yes	Unknown — not stated by the source
QuantityKnown for one	Unknown — not stated by the source	1

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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