Product comparison · 2 keyboards

Lenovo 31P9502 keyboard USB QWERTZ CHE Black vs Lenovo 57Y6471 keyboard RF Wireless Black

Key differences

Connectivity technology
- 31P9502 keyboard USB QWERTZ CHE Black:Wired
- 57Y6471 keyboard RF Wireless Black:Wireless
Device interface
- 31P9502 keyboard USB QWERTZ CHE Black:USB
- 57Y6471 keyboard RF Wireless Black:RF Wireless
Keyboard dimensions (WxDxH)
- 31P9502 keyboard USB QWERTZ CHE Black:315 x 220 x 22 mm
- 57Y6471 keyboard RF Wireless Black:126 x 134 x 27 mm
Keyboard weight
- 31P9502 keyboard USB QWERTZ CHE Black:530 g
- 57Y6471 keyboard RF Wireless Black:126 g

Differences highlightedShow differences only

Comparison of 31P9502, 57Y6471
15 specifications	A Lenovo 31P9502 keyboard USB QWERTZ CHE Black Model 31P9502 View product	B Lenovo 57Y6471 keyboard RF Wireless Black Model 57Y6471 View product
Keyboard2 differ
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB	RF Wireless
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
Keyboard layoutKnown for one	QWERTZ	Unknown — not stated by the source
Keyboard languageKnown for one	CHE	Unknown — not stated by the source
Keyboard number of keysKnown for one	88	Unknown — not stated by the source
Featuresidentical
Wireless rangeKnown for one	Unknown — not stated by the source	10 m
Poweridentical
Battery typeKnown for one	Unknown — not stated by the source	AAA
Number of batteries supportedKnown for one	Unknown — not stated by the source	2
System requirementsidentical
Mac operating systems supportedKnown for one	Unknown — not stated by the source	No
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	315 x 220 x 22 mm	126 x 134 x 27 mm
Keyboard weightDiffers	530 g	126 g
Other featuresidentical
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 2000, Windows XP, Windows Vista, Windows 7

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.