Product comparison · 2 keyboards

Lenovo 4X30L79920 keyboard Mouse included Universal USB Turkish Black vs Lenovo 4X30M39484 keyboard Mouse included Universal RF Wireless QWERTZ Polish Black

37specifications compared
15differ
22identical
27known for one product only

Key differences

Connectivity technology
- 4X30L79920 keyboard Mouse included Universal USB Turkish Black:Wired
- 4X30M39484 keyboard Mouse included Universal RF Wireless QWERTZ Polish Black:Wireless
Device interface
- 4X30L79920 keyboard Mouse included Universal USB Turkish Black:USB
- 4X30M39484 keyboard Mouse included Universal RF Wireless QWERTZ Polish Black:RF Wireless
Keyboard language
- 4X30L79920 keyboard Mouse included Universal USB Turkish Black:Turkish
- 4X30M39484 keyboard Mouse included Universal RF Wireless QWERTZ Polish Black:Polish
Movement resolution
- 4X30L79920 keyboard Mouse included Universal USB Turkish Black:1000 DPI
- 4X30M39484 keyboard Mouse included Universal RF Wireless QWERTZ Polish Black:1200 DPI
Buttons quantity
- 4X30L79920 keyboard Mouse included Universal USB Turkish Black:2
- 4X30M39484 keyboard Mouse included Universal RF Wireless QWERTZ Polish Black:5
Operating temperature (T-T)
- 4X30L79920 keyboard Mouse included Universal USB Turkish Black:0 - 50 °C
- 4X30M39484 keyboard Mouse included Universal RF Wireless QWERTZ Polish Black:0 - 40 °C
Operating relative humidity (H-H)
- 4X30L79920 keyboard Mouse included Universal USB Turkish Black:10 - 90%
- 4X30M39484 keyboard Mouse included Universal RF Wireless QWERTZ Polish Black:20 - 95%
Keyboard dimensions (WxDxH)
- 4X30L79920 keyboard Mouse included Universal USB Turkish Black:146.4 x 424 x 20.2 mm
- 4X30M39484 keyboard Mouse included Universal RF Wireless QWERTZ Polish Black:155.5 x 424 x 20.5 mm

Side by side

Differences highlightedShow differences only

Comparison of 4X30L79920, 4X30M39484
64 specifications	A Lenovo 4X30L79920 keyboard Mouse included Universal USB Turkish Black Model 4X30L79920 View product	B Lenovo 4X30M39484 keyboard Mouse included Universal RF Wireless QWERTZ Polish Black Model 4X30M39484 View product
Keyboard3 differ
Connectivity technologyDiffers	Wired	Wireless
Device interfaceDiffers	USB	RF Wireless
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTZ
Keyboard languageDiffers	Turkish	Polish
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
On/off switchKnown for one	Unknown — not stated by the source	Yes
Security algorithmsKnown for one	Unknown — not stated by the source	128-bit AES
CertificationKnown for one	Unknown — not stated by the source	CB
Windows keysKnown for one	Yes	Unknown — not stated by the source
Designidentical
Island-style keyboardKnown for one	Unknown — not stated by the source	Yes
Full-size keyboardKnown for one	Yes	Unknown — not stated by the source
Poweridentical
Power source typeKnown for one	Unknown — not stated by the source	Battery
Keyboard battery typeKnown for one	Unknown — not stated by the source	AA
Number of batteries (keyboard)Known for one	Unknown — not stated by the source	2
Power consumptionKnown for one	Unknown — not stated by the source	100 mA
Operating voltageKnown for one	Unknown — not stated by the source	5 V
Battery lifetimeKnown for one	Unknown — not stated by the source	1 year(s)
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Alkaline
Mouse2 differ
Form factorKnown for one	Unknown — not stated by the source	Ambidextrous
Movement detection technologyKnown for one	Unknown — not stated by the source	Laser
Movement resolutionDiffers	1000 DPI	1200 DPI
Buttons quantityDiffers	2	5
Mouse battery typeKnown for one	Unknown — not stated by the source	AA
Number of batteries (mouse)Known for one	Unknown — not stated by the source	1
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 50 °C	0 - 40 °C
Operating relative humidity (H-H)Differs	10 - 90%	20 - 95%
Weight & dimensions4 differ
Keyboard dimensions (WxDxH)Differs	146.4 x 424 x 20.2 mm	155.5 x 424 x 20.5 mm
Keyboard weightDiffers	570 g	582.15 g
Mouse dimensions (WxDxH)Differs	62.3 x 111.3 x 33.7 mm	61.08 x 106 x 33 mm
Mouse weightDiffers	69 g	60 g
Packaging contentidentical
Receiver includedKnown for one	Unknown — not stated by the source	Yes
Wireless receiver interfaceKnown for one	Unknown — not stated by the source	USB Type-A
Receiver typeKnown for one	Unknown — not stated by the source	Micro receiver
Unifying receiverKnown for one	Unknown — not stated by the source	Yes
Batteries includedKnown for one	Unknown — not stated by the source	Yes
Packaging data4 differ
Package widthDiffers	508 mm	167 mm
Package depthDiffers	179 mm	543 mm
Package heightDiffers	45 mm	44 mm
Package weightDiffers	908 g	1.06 kg
Package typeKnown for one	Unknown — not stated by the source	Box
Other featuresidentical
InternalKnown for one	Unknown — not stated by the source	No
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84716060

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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