Product comparison · 2 keyboards

Lenovo 4X30M39497 keyboard Mouse included Universal RF Wireless QWERTY US English Black vs Lenovo 4X30M86908 keyboard Office USB Russian Black

31specifications compared
15differ
16identical
38known for one product only

Key differences

Recommended usage
- 4X30M39497 keyboard Mouse included Universal RF Wireless QWERTY US English Black:Universal
- 4X30M86908 keyboard Office USB Russian Black:Office
Connectivity technology
- 4X30M39497 keyboard Mouse included Universal RF Wireless QWERTY US English Black:Wireless
- 4X30M86908 keyboard Office USB Russian Black:Wired
Device interface
- 4X30M39497 keyboard Mouse included Universal RF Wireless QWERTY US English Black:RF Wireless
- 4X30M86908 keyboard Office USB Russian Black:USB
Keyboard language
- 4X30M39497 keyboard Mouse included Universal RF Wireless QWERTY US English Black:US English
- 4X30M86908 keyboard Office USB Russian Black:Russian
Purpose
- 4X30M39497 keyboard Mouse included Universal RF Wireless QWERTY US English Black:Universal
- 4X30M86908 keyboard Office USB Russian Black:PC/Server
Power source type
- 4X30M39497 keyboard Mouse included Universal RF Wireless QWERTY US English Black:Battery
- 4X30M86908 keyboard Office USB Russian Black:USB
Mouse included
- 4X30M39497 keyboard Mouse included Universal RF Wireless QWERTY US English Black:Yes
- 4X30M86908 keyboard Office USB Russian Black:No
Operating temperature (T-T)
- 4X30M39497 keyboard Mouse included Universal RF Wireless QWERTY US English Black:0 - 40 °C
- 4X30M86908 keyboard Office USB Russian Black:10 - 40 °C

Side by side

Differences highlightedShow differences only

Comparison of 4X30M39497, 4X30M86908
69 specifications	A Lenovo 4X30M39497 keyboard Mouse included Universal RF Wireless QWERTY US English Black Model 4X30M39497 View product	B Lenovo 4X30M86908 keyboard Office USB Russian Black Model 4X30M86908 View product
Keyboard5 differ
Recommended usageDiffers	Universal	Office
Connectivity technologyDiffers	Wireless	Wired
Device interfaceDiffers	RF Wireless	USB
Keyboard layoutKnown for one	QWERTY	Unknown — not stated by the source
Keyboard languageDiffers	US English	Russian
PurposeDiffers	Universal	PC/Server
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
On/off switchKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	128-bit AES	Unknown — not stated by the source
CertificationKnown for one	CB	Unknown — not stated by the source
Keyboard keys operating lifeKnown for one	Unknown — not stated by the source	10 million characters
Windows keysKnown for one	Unknown — not stated by the source	Yes
Designidentical
Island-style keyboardKnown for one	Yes	Unknown — not stated by the source
Ergonomic designKnown for one	No	Unknown — not stated by the source
Wrist restKnown for one	No	Unknown — not stated by the source
Protection featuresKnown for one	Spill resistant	Unknown — not stated by the source
Full-size keyboardKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power source typeDiffers	Battery	USB
Keyboard battery typeKnown for one	AA	Unknown — not stated by the source
Number of batteries (keyboard)Known for one	2	Unknown — not stated by the source
Operating voltageKnown for one	5 V	Unknown — not stated by the source
Battery lifetimeKnown for one	1 year(s)	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Alkaline	Unknown — not stated by the source
Mouse1 differ
Mouse includedDiffers	Yes	No
Form factorKnown for one	Ambidextrous	Unknown — not stated by the source
Movement detection technologyKnown for one	Laser	Unknown — not stated by the source
Movement resolutionKnown for one	1200 DPI	Unknown — not stated by the source
Buttons quantityKnown for one	5	Unknown — not stated by the source
Buttons typeKnown for one	Pressed buttons	Unknown — not stated by the source
ScrollKnown for one	Yes	Unknown — not stated by the source
Scroll typeKnown for one	Wheel	Unknown — not stated by the source
Scrolling directionsKnown for one	Vertical	Unknown — not stated by the source
Mouse battery typeKnown for one	AA	Unknown — not stated by the source
Number of batteries (mouse)Known for one	1	Unknown — not stated by the source
Number of scroll wheelsKnown for one	1	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 40 °C	10 - 40 °C
Operating relative humidity (H-H)Differs	20 - 95%	8 - 80%
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 60 °C
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	155.5 x 424 x 20.5 mm	453.3 x 168.8 x 34.16 mm
Keyboard weightDiffers	582.15 g	850 g
Mouse dimensions (WxDxH)Known for one	61.08 x 106 x 33 mm	Unknown — not stated by the source
Mouse weightKnown for one	60 g	Unknown — not stated by the source
Packaging contentidentical
Receiver includedKnown for one	Yes	Unknown — not stated by the source
Wireless receiver interfaceKnown for one	USB Type-A	Unknown — not stated by the source
Receiver typeKnown for one	Micro receiver	Unknown — not stated by the source
Unifying receiverKnown for one	Yes	Unknown — not stated by the source
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Packaging data4 differ
Package widthDiffers	167 mm	205 mm
Package depthDiffers	543 mm	485 mm
Package heightDiffers	44 mm	42 mm
Package weightDiffers	1.06 kg	1.08 kg
Other featuresidentical
InternalKnown for one	No	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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