Product comparison · 2 mobile device keyboards

Lenovo 4Y40U90599 mobile device keyboard QWERTY US English Bluetooth Black vs ZAGG Universal Keyboard Bluetooth KB Czech

9specifications compared
3differ
6identical
27known for one product only

Key differences

Keyboard language: US English on the Lenovo 4Y40U90599 mobile device keyboard QWERTY US English Bluetooth Black, Czech on the ZAGG Universal Keyboard Bluetooth KB Czech. Pointing device: TrackPoint on the Lenovo 4Y40U90599 mobile device keyboard QWERTY US English Bluetooth Black, No on the ZAGG Universal Keyboard Bluetooth KB Czech. Brand compatibility: Lenovo on the Lenovo 4Y40U90599 mobile device keyboard QWERTY US English Bluetooth Black, Any brand on the ZAGG Universal Keyboard Bluetooth KB Czech.

Keyboard language
- 4Y40U90599 mobile device keyboard QWERTY US English Bluetooth Black:US English
- Universal Keyboard Bluetooth KB Czech:Czech
Pointing device
- 4Y40U90599 mobile device keyboard QWERTY US English Bluetooth Black:TrackPoint
- Universal Keyboard Bluetooth KB Czech:No
Brand compatibility
- 4Y40U90599 mobile device keyboard QWERTY US English Bluetooth Black:Lenovo
- Universal Keyboard Bluetooth KB Czech:Any brand

Side by side

Differences highlightedShow differences only

Comparison of 4Y40U90599, 103202233
36 specifications	A Lenovo 4Y40U90599 mobile device keyboard QWERTY US English Bluetooth Black Model 4Y40U90599 View product	B ZAGG Universal Keyboard Bluetooth KB Czech Model 103202233 View product
Keyboard2 differ
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Keyboard languageDiffers	US English	Czech
Pointing deviceDiffers	TrackPoint	No
Numeric keypad	No	No
Windows keysKnown for one	Yes	Unknown — not stated by the source
Keys operating lifeKnown for one	10 million characters	Unknown — not stated by the source
Key pitchKnown for one	1.91 cm	Unknown — not stated by the source
Performance1 differ
Brand compatibilityDiffers	Lenovo	Any brand
CompatibilityKnown for one	ThinkPad X120e/X121e, x130e ThinkPad X220, X220i, X220t, X220ti, X220, X230t ThinkPad X1, X1 Carbon (Type 34xx) ThinkPad T420, T420i, T430 ThinkPad T420s, T420si, T430s, T430si ThinkPad T520, T520i ThinkPad W520, T530, W530 ThinkPad Edge E120, E130, E135 ThinkPad Edge E220s ThinkPad Edge E320, E330,	Unknown — not stated by the source
Product colour	Black	Black
Colour nameKnown for one	Raven black	Unknown — not stated by the source
Cover	No	No
Backlight	No	No
Ergonomic designKnown for one	Yes	Unknown — not stated by the source
Adjustable keyboard heightKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	BQB, CB, C-Tick, cTUVus, FCC, IC, SRRC, TuV Mark, VCCI	Unknown — not stated by the source
Wrist restKnown for one	Unknown — not stated by the source	No
Ports & interfacesidentical
Connectivity technology	Wireless	Wireless
Device interface	Bluetooth	Bluetooth
Bluetooth versionKnown for one	3.0+HS	Unknown — not stated by the source
Poweridentical
Power sourceKnown for one	Battery	Unknown — not stated by the source
Battery lifetimeKnown for one	0.1 year(s)	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 10, Windows 7, Windows 8, Windows 8.1, Windows Vista, Windows XP	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	164 mm	Unknown — not stated by the source
DepthKnown for one	306 mm	Unknown — not stated by the source
HeightKnown for one	13.5 mm	Unknown — not stated by the source
WeightKnown for one	460 g	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	341 mm	Unknown — not stated by the source
Package depthKnown for one	201 mm	Unknown — not stated by the source
Package heightKnown for one	33 mm	Unknown — not stated by the source
Package weightKnown for one	580 g	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	Micro-USB	Unknown — not stated by the source
User guideKnown for one	Yes	Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	20 - 95%	Unknown — not stated by the source
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Other featuresidentical
Keyboard form factorKnown for one	Mini	Unknown — not stated by the source

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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