Product comparison · 2 humidifiers

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

26specifications compared
9differ
17identical
30known for one product only

Key differences

Water tank capacity
- CA-603 humidifier Ultrasonic:5 L
- CA-604B humidifier Ultrasonic:3.8 L
Suitable for room area up to
- CA-603 humidifier Ultrasonic:45 m²
- CA-604B humidifier Ultrasonic:55 m²
Suitable for room volume up to
- CA-603 humidifier Ultrasonic:100 m³
- CA-604B humidifier Ultrasonic:140 m³
Humidification capacity
- CA-603 humidifier Ultrasonic:300 ml/h
- CA-604B humidifier Ultrasonic:400 ml/h
Sleep mode
- CA-603 humidifier Ultrasonic:No
- CA-604B humidifier Ultrasonic:Yes
Width
- CA-603 humidifier Ultrasonic:150 mm
- CA-604B humidifier Ultrasonic:215 mm
Depth
- CA-603 humidifier Ultrasonic:335 mm
- CA-604B humidifier Ultrasonic:210 mm
Height
- CA-603 humidifier Ultrasonic:285 mm
- CA-604B humidifier Ultrasonic:290 mm

Side by side

Differences highlightedShow differences only

Comparison of CA-603, CA-604B
56 specifications	A Clean Air Optima CA-603 humidifier Ultrasonic Model CA-603 View product	B Clean Air Optima CA-604B humidifier Ultrasonic Model CA-604B View product
Technical details5 differ
Evaporation technology	Ultrasonic	Ultrasonic
Water tank capacityDiffers	5 L	3.8 L
Air purification capability	Yes	Yes
Suitable for room area up toDiffers	45 m²	55 m²
Suitable for room volume up toDiffers	100 m³	140 m³
Automatic modeKnown for one	No	Unknown — not stated by the source
Timer duration (minimum)	1 h	1 h
Timer duration (maximum)	12 h	12 h
Humidity sensorKnown for one	Yes	Unknown — not stated by the source
Air particle sensorKnown for one	No	Unknown — not stated by the source
Air quality sensor(s)Known for one	No	Unknown — not stated by the source
HEPA filterKnown for one	No	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 type	Rotary, Touch	Rotary, Touch
Effective areaKnown for one	45 m²	Unknown — not stated by the source
Filter life (max)	3 month(s)	3 month(s)
Filter materialKnown for one	Ceramic	Unknown — not stated by the source
Filtering	Yes	Yes
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
Ion emission	Negative ion	Negative ion
Ionizer	Yes	Yes
Mist typeKnown for one	Cool	Unknown — not stated by the source
Night modeKnown for one	No	Unknown — not stated by the source
Noise levelKnown for one	25 dB	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 filter	Yes	Yes
Removable water tank	Yes	Yes
Safety switchKnown for one	Yes	Unknown — not stated by the source
Sleep modeDiffers	No	Yes
TimerKnown for one	Yes	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Warranty periodKnown for one	2 year(s)	Unknown — not stated by the source
Designidentical
Control panel colourKnown for one	Black	Unknown — not stated by the source
Product colour	Black	Black
Built-in display	Yes	Yes
On/off switchKnown for one	Unknown — not stated by the source	Yes
Poweridentical
AC input frequency	50/60 Hz	50/60 Hz
AC input voltage	220 - 240 V	220 - 240 V
Power consumption (typical)	30 W	30 W
Power supply type	AC	AC
Weight & dimensions4 differ
WidthDiffers	150 mm	215 mm
DepthDiffers	335 mm	210 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
Featuresidentical
Connectable to internetKnown 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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