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Product comparison · 2 keyboards

Lenovo 51J0188 keyboard USB Black vs Lenovo 57Y4724 keyboard Mouse included RF Wireless Black

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  • 8specifications compared
  • 6differ
  • 2identical
  • 8known for one product only

Key differences

  • Connectivity technology
    • Wired
    • Wireless
  • Device interface
    • USB
    • RF Wireless
  • Mouse included
    • No
    • Yes
  • Keyboard dimensions (WxDxH)
    • 457 x 185 x 35 mm
    • 459 x 185 x 31 mm
  • Keyboard weight
    • 1.06 kg
    • 694 g

Side by side

Differences highlightedShow differences only
16 specifications
A

Lenovo

51J0188 keyboard USB Black

Model 51J0188

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B

Lenovo

57Y4724 keyboard Mouse included RF Wireless Black

Model 57Y4724

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Keyboard2 differ
Connectivity technologyDiffersWiredWireless
Device interfaceDiffersUSBRF Wireless
Keyboard number of keysKnown for one104
Frequency bandKnown for one2.4 GHz
Featuresidentical
Cable lengthKnown for one2.3 m
Mouse1 differ
Mouse includedDiffersNoYes
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs457 x 185 x 35 mm459 x 185 x 31 mm
Keyboard weightDiffers1.06 kg694 g
Mouse dimensions (WxDxH)Known for one53 x 97 x 35 mm
Mouse weightKnown for one80 g
Other features1 differ
Compatible operating systemsDiffersWindows XP, Windows Vista, Windows 7Windows 7, Windows Vista, Windows XP (32-bit)
DepthKnown for one7.3 in
HeightKnown for one1.4 in
WidthKnown for one18 in

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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