Product comparison · 2 digital weather stations

Hama EWS-820 White vs Hama EWS-890 White Battery

17specifications compared
8differ
9identical
14known for one product only

Key differences

The Hama EWS-890 White Battery has 10 mm more width than the Hama EWS-820 White (140 mm vs 130 mm). The Hama EWS-820 White has 1 mm more depth than the Hama EWS-890 White Battery (49 mm vs 48 mm). The Hama EWS-820 White has 30 mm more height than the Hama EWS-890 White Battery (130 mm vs 100 mm). Measuring functions trend display: Barometer, Hygrometer, Thermometer on the Hama EWS-820 White, Hygrometer, Thermometer on the Hama EWS-890 White Battery. Weather station extremum data: Barometer, Hygrometer, Thermometer on the Hama EWS-820 White, Hygrometer, Thermometer on the Hama EWS-890 White Battery.

Temperature measurement range (inside) (T-T)
- EWS-820 White:32 - 122 °F
- EWS-890 White Battery:0 - 45 °C
Battery type
- EWS-820 White:AA / AAA
- EWS-890 White Battery:AA Mignon
Width
- EWS-820 White:130 mm
- EWS-890 White Battery:140 mm
Depth
- EWS-820 White:49 mm
- EWS-890 White Battery:48 mm
Height
- EWS-820 White:130 mm
- EWS-890 White Battery:100 mm

Side by side

Differences highlightedShow differences only

Comparison of EWS-820, EWS-890
31 specifications	A Hama EWS-820 White Model EWS-820 View product	B Hama EWS-890 White Battery Model EWS-890 View product
Features4 differ
Product colour	White	White
Measuring functionsDiffers	Indoor barometer, Indoor hygrometer, Indoor thermometer, Outdoor barometer, Outdoor hygrometer, Outdoor thermometer	Indoor hygrometer, Indoor thermometer, Outdoor hygrometer, Outdoor thermometer
Measuring functions trend displayDiffers	Barometer, Hygrometer, Thermometer	Hygrometer, Thermometer
Clock function	Yes	Yes
Alarm function	Yes	Yes
Weather station extremum dataDiffers	Barometer, Hygrometer, Thermometer	Hygrometer, Thermometer
Weather forecast	Yes	Yes
DCF radio clock	Yes	Yes
Outdoor sensors range	50 m	50 m
Temperature measurement range (inside) (T-T)Differs	32 - 122 °F	0 - 45 °C
Temperature measurement range (outside) (T-T)Known for one	-20 - 60 °C	Unknown — not stated by the source
Temperature measurement units	F, °C	F, °C
Measuring functions alarmsKnown for one	Unknown — not stated by the source	Yes
Humidity measuring range (inside) (H-H)Known for one	Unknown — not stated by the source	20 - 90%
Humidity measuring range (outside) (H-H)Known for one	Unknown — not stated by the source	20 - 90%
Min/Max temperature memoryKnown for one	Unknown — not stated by the source	Yes
Displayidentical
Built-in display	Yes	Yes
Backlight displayKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Battery typeDiffers	AA / AAA	AA Mignon
Number of batteries (receiver)Known for one	2	Unknown — not stated by the source
Number of batteries (sensor)	2	2
Power sourceKnown for one	Unknown — not stated by the source	Battery
Weight & dimensions3 differ
WidthDiffers	130 mm	140 mm
DepthDiffers	49 mm	48 mm
HeightDiffers	130 mm	100 mm
Packaging dataidentical
Package depthKnown for one	145 mm	Unknown — not stated by the source
Package heightKnown for one	55 mm	Unknown — not stated by the source
Package weightKnown for one	436 g	Unknown — not stated by the source
Package widthKnown for one	175 mm	Unknown — not stated by the source
Ports & interfacesidentical
Transmission frequencyKnown for one	Unknown — not stated by the source	433 GHz
Packaging contentidentical
Battery 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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