Product comparison · 2 digital weather stations

Hama EWS-3100 White vs Hama EWS-840 White

22specifications compared
12differ
10identical
6known for one product only

Key differences

The Hama EWS-3100 White has 1 more batteries (receiver) than the Hama EWS-840 White (3 vs 2). The Hama EWS-3100 White has 85 mm more width than the Hama EWS-840 White (155 mm vs 70 mm). The Hama EWS-3100 White has 41 mm more depth than the Hama EWS-840 White (55 mm vs 14 mm). Only the Hama EWS-3100 White has weather forecast. Weather station extremum data: Barometer, Thermometer on the Hama EWS-3100 White, Thermometer on the Hama EWS-840 White.

Weather station extremum data
- EWS-3100 White:Barometer, Thermometer
- EWS-840 White:Thermometer
Weather forecast
- EWS-3100 White:Yes
- EWS-840 White:No
Battery type
- EWS-3100 White:AA / AAA
- EWS-840 White:AAA
Number of batteries (receiver)
- EWS-3100 White:3
- EWS-840 White:2
Width
- EWS-3100 White:155 mm
- EWS-840 White:70 mm
Depth
- EWS-3100 White:55 mm
- EWS-840 White:14 mm
Height
- EWS-3100 White:110 mm
- EWS-840 White:130 mm
Package depth
- EWS-3100 White:125 mm
- EWS-840 White:110 mm

Side by side

Differences highlightedShow differences only

Comparison of EWS-3100, EWS-840
28 specifications	A Hama EWS-3100 White Model EWS-3100 View product	B Hama EWS-840 White Model EWS-840 View product
Features3 differ
Measuring functionsDiffers	Indoor barometer, Indoor thermometer, Outdoor barometer, Outdoor thermometer	Indoor thermometer, Outdoor thermometer
Weather station extremum dataDiffers	Barometer, Thermometer	Thermometer
Weather forecastDiffers	Yes	No
Clock/Date displayKnown for one	Yes	Unknown — not stated by the source
Min/Max temperature memoryKnown for one	Yes	Unknown — not stated by the source
Number of sensors supported (max)Known for one	1	Unknown — not stated by the source
Wall mountableKnown for one	Yes	Unknown — not stated by the source
Outdoor sensors rangeKnown for one	Unknown — not stated by the source	30 m
Displayidentical
Display number of coloursKnown for one	Monochrome	Unknown — not stated by the source
Power2 differ
Battery typeDiffers	AA / AAA	AAA
Number of batteries (receiver)Differs	3	2
Weight & dimensions3 differ
WidthDiffers	155 mm	70 mm
DepthDiffers	55 mm	14 mm
HeightDiffers	110 mm	130 mm
Packaging data4 differ
Package depthDiffers	125 mm	110 mm
Package heightDiffers	66 mm	50 mm
Package weightDiffers	487 g	253 g
Package widthDiffers	208 mm	140 mm

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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