Product comparison · 2 keyboards

HP 640985-031 keyboard Mouse included RF Wireless QWERTY English Black vs Lenovo 41A4998 keyboard USB QWERTY English Black

Key differences

Connectivity technology
- 640985-031 keyboard Mouse included RF Wireless QWERTY English Black:Wireless
- 41A4998 keyboard USB QWERTY English Black:Wired
Device interface
- 640985-031 keyboard Mouse included RF Wireless QWERTY English Black:RF Wireless
- 41A4998 keyboard USB QWERTY English Black:USB
Wrist rest
- 640985-031 keyboard Mouse included RF Wireless QWERTY English Black:No
- 41A4998 keyboard USB QWERTY English Black:Yes
Mouse included
- 640985-031 keyboard Mouse included RF Wireless QWERTY English Black:Yes
- 41A4998 keyboard USB QWERTY English Black:No

Differences highlightedShow differences only

Comparison of 640985-031, 41A4998
23 specifications	A HP 640985-031 keyboard Mouse included RF Wireless QWERTY English Black Model 640985-031 View product	B Lenovo 41A4998 keyboard USB QWERTY English Black Model 41A4998 View product
Keyboard2 differ
Connectivity technologyDiffers	Wireless	Wired
Device interfaceDiffers	RF Wireless	USB
Numeric keypadKnown for one	Yes	Unknown — not stated by the source
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Design1 differ
Wrist restDiffers	No	Yes
BacklightKnown for one	Unknown — not stated by the source	No
Poweridentical
Power source typeKnown for one	Battery	Unknown — not stated by the source
Mouse1 differ
Mouse includedDiffers	Yes	No
ScrollKnown for one	Yes	Unknown — not stated by the source
Scroll typeKnown for one	Wheel	Unknown — not stated by the source
Number of scroll wheelsKnown for one	1	Unknown — not stated by the source
Other featuresidentical
InternalKnown for one	No	Unknown — not stated by the source
Featuresidentical
Cable lengthKnown for one	Unknown — not stated by the source	1.8 m
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
Keyboard dimensions (WxDxH)Known for one	Unknown — not stated by the source	465 x 200 x 38 mm
Keyboard weightKnown for one	Unknown — not stated by the source	1.3 kg

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.