Product comparison · 2 keyboards

Lenovo 31P8250 keyboard PS/2 Black vs Lenovo 73P4763 keyboard USB QWERTY Black

Key differences

Device interface
- 31P8250 keyboard PS/2 Black:PS/2
- 73P4763 keyboard USB QWERTY Black:USB
Keyboard number of keys
- 31P8250 keyboard PS/2 Black:104
- 73P4763 keyboard USB QWERTY Black:105

Differences highlightedShow differences only

Comparison of 31P8250, 73P4763
17 specifications	A Lenovo 31P8250 keyboard PS/2 Black Model 31P8250 View product	B Lenovo 73P4763 keyboard USB QWERTY Black Model 73P4763 View product
Keyboard2 differ
Connectivity technology	Wired	Wired
Device interfaceDiffers	PS/2	USB
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Keyboard number of keysDiffers	104	105
Designidentical
Product colour	Black	Black
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Featuresidentical
Cable lengthKnown for one	Unknown — not stated by the source	2 m
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Mouseidentical
Mouse included	No	No
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 2000
USB requiredKnown 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	1.27 kg
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	USB
Other featuresidentical
CompatibilityKnown for one	Unknown — not stated by the source	ThinkCentre A55
Internal	No	No

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.