Product comparison · 2 keyboards

ASUS W4000 keyboard RF Wireless Black vs Lenovo 43R2261 keyboard USB White

Key differences

Connectivity technology
- W4000 keyboard RF Wireless Black:Wireless
- 43R2261 keyboard USB White:Wired
Device interface
- W4000 keyboard RF Wireless Black:RF Wireless
- 43R2261 keyboard USB White:USB
Product colour
- W4000 keyboard RF Wireless Black:Black
- 43R2261 keyboard USB White:White
Keyboard dimensions (WxDxH)
- W4000 keyboard RF Wireless Black:410.7 x 144.7 x 27.15 mm
- 43R2261 keyboard USB White:453 x 185 x 34 mm
Keyboard weight
- W4000 keyboard RF Wireless Black:600 g
- 43R2261 keyboard USB White:1.41 kg

Differences highlightedShow differences only

Comparison of W4000, 43R2261
15 specifications	A ASUS W4000 keyboard RF Wireless Black Model W4000 View product	B Lenovo 43R2261 keyboard USB White Model 43R2261 View product
Keyboard2 differ
Connectivity technologyDiffers	Wireless	Wired
Device interfaceDiffers	RF Wireless	USB
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Black	White
Poweridentical
Power source typeKnown for one	Battery	Unknown — not stated by the source
Battery typeKnown for one	AA	Unknown — not stated by the source
Number of batteries supportedKnown for one	2	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Ho	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Unknown — not stated by the source	No
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	410.7 x 144.7 x 27.15 mm	453 x 185 x 34 mm
Keyboard weightDiffers	600 g	1.41 kg
Packaging contentidentical
Receiver includedKnown for one	Yes	Unknown — not stated by the source
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Featuresidentical
Cable lengthKnown for one	Unknown — not stated by the source	2 m

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.