Product comparison · 2 mobile device keyboards

Lenovo 4X30H42137 mobile device keyboard QWERTY US English Black vs Lenovo 4X30L07457 mobile device keyboard QWERTY US English docking connector Black

8specifications compared
1differ
7identical
18known for one product only

Key differences

Operating relative humidity (H-H)
- 4X30H42137 mobile device keyboard QWERTY US English Black:20 - 95%
- 4X30L07457 mobile device keyboard QWERTY US English docking connector Black:8 - 95%

Side by side

Differences highlightedShow differences only

Comparison of 4X30H42137, 4X30L07457
26 specifications	A Lenovo 4X30H42137 mobile device keyboard QWERTY US English Black Model 4X30H42137 View product	B Lenovo 4X30L07457 mobile device keyboard QWERTY US English docking connector Black Model 4X30L07457 View product
Keyboardidentical
Keyboard layout	QWERTY	QWERTY
Keyboard language	US English	US English
Pointing deviceKnown for one	Touchpad	Unknown — not stated by the source
Numeric keypad	No	No
Windows keys	Yes	Yes
Performanceidentical
Brand compatibilityKnown for one	Lenovo	Unknown — not stated by the source
CompatibilityKnown for one	ThinkPad 10	Unknown — not stated by the source
Product colour	Black	Black
Fingerprint reader	No	No
BacklightKnown for one	No	Unknown — not stated by the source
USB hubKnown for one	Unknown — not stated by the source	No
Wrist restKnown for one	Unknown — not stated by the source	No
Ports & interfacesidentical
Connectivity technology	Docking	Docking
Device interfaceKnown for one	Unknown — not stated by the source	docking connector
Poweridentical
Power sourceKnown for one	Dock	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	256.1 mm	Unknown — not stated by the source
DepthKnown for one	197.2 mm	Unknown — not stated by the source
HeightKnown for one	26.5 mm	Unknown — not stated by the source
WeightKnown for one	530 g	Unknown — not stated by the source
Keyboard dimensions (WxDxH)Known for one	Unknown — not stated by the source	289.84 x 228.47 x 5.2 mm
Operational conditions1 differ
Operating relative humidity (H-H)Differs	20 - 95%	8 - 95%
Operating temperature (T-T)Known for one	Unknown — not stated by the source	-20 - 60 °C
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 10 Pro x64, Windows 8.1 Pro x64
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	No
Other featuresidentical
Keyboard form factorKnown for one	Unknown — not stated by the source	Mini
Keyboard weightKnown for one	Unknown — not stated by the source	300 g

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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