Product comparison · 2 keyboards

Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black vs Lenovo 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey

33specifications compared
22differ
11identical
44known for one product only

Key differences

The Lenovo 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey has 90 million characters more keyboard keys operating life than the Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black (100 million characters vs 10 million characters). The Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black has 0.1 more Bluetooth version than the Lenovo 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey (5.4 vs 5.3). The Lenovo 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey has 300 g more keyboard weight than the Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black (715 g vs 415 g). Only the Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black has numeric keypad. Only the Lenovo 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey has backlight.

Recommended usage
- 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black:Office
- 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey:Home/Office
Connectivity technology
- 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black:Wireless
- 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey:Wired & Wireless
Keyboard language
- 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black:Ukrainian
- 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey:German
Keyboard form factor
- 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black:Full-size (100%)
- 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey:Tenkeyless (80 - 87%)
Numeric keypad
- 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black:Yes
- 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey:No
Keyboard keys operating life
- 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black:10 million characters
- 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey:100 million characters
Bluetooth version
- 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black:5.4
- 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey:5.3
Backlight
- 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black:No
- 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey:Yes

Side by side

Differences highlightedShow differences only

Comparison of 4X31S04811, 4Y41V37355
77 specifications	A Lenovo 4X31S04811 keyboard Mouse included Office RF Wireless + Bluetooth Ukrainian Black Model 4X31S04811 View product	B Lenovo 4Y41V37355 keyboard Home/Office USB + RF Wireless + Bluetooth German Grey Model 4Y41V37355 View product
Keyboard9 differ
Recommended usageDiffers	Office	Home/Office
Connectivity technologyDiffers	Wireless	Wired & Wireless
Device interfaceDiffers	RF Wireless + Bluetooth	USB + RF Wireless + Bluetooth
Keyboard languageDiffers	Ukrainian	German
Pointing device	No	No
Keyboard form factorDiffers	Full-size (100%)	Tenkeyless (80 - 87%)
Numeric keypadDiffers	Yes	No
Keyboard keys operating lifeDiffers	10 million characters	100 million characters
Windows keys	Yes	Yes
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Key pitchKnown for one	1.91 cm	Unknown — not stated by the source
Bluetooth versionDiffers	5.4	5.3
Security algorithmsKnown for one	128-bit AES	Unknown — not stated by the source
CertificationDiffers	CB TUV Mark CE cTUVus FCC IC IMDA WPC BIS SIRIM NBTC-SDOC SDPPI NTC AITI TRC NCC BSMI MSIP VCCI JRF KVALITET ICASA TRA NTRA MOC PTA ICT EQM BOCRA ARCT ETA NCA POTRAZ etc.	CE, CB, INCOM, AS/NZS, DWLF&M(TRA), BOCRA, ANATEL, IC, UL-CA, SUBTEL, NRTA, TUV, NCA, WPC, BIS, VCCI, TELEC, PSE, TRC, EAC, MOC, SIRIM, CRT & NOM, NCC, NTC, CRA, ICASA, RATEL, KC, UKCA(CE), COC & DOC, URSEC, FCC TCB, Nrcan+CEC+DOE, TASHKENT, MIC, Conatel
Keyboard key switchKnown for one	Unknown — not stated by the source	Optical key switch
Keyboard number of keysKnown for one	Unknown — not stated by the source	90
Keyboard key profileKnown for one	Unknown — not stated by the source	Low-profile
Multi-device supportKnown for one	Unknown — not stated by the source	Yes
Copilot keyKnown for one	Unknown — not stated by the source	Yes
Hot keysKnown for one	Unknown — not stated by the source	Yes
Bluetooth Low Energy (BLE)Known for one	Unknown — not stated by the source	Yes
Design2 differ
BacklightDiffers	No	Yes
Keyboard style	Straight	Straight
Adjustable keyboard height	Yes	Yes
Product colourDiffers	Black	Grey
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Backlight typeKnown for one	Unknown — not stated by the source	LED
Backlight colourKnown for one	Unknown — not stated by the source	White
Adjustable backlightKnown for one	Unknown — not stated by the source	Yes
Featuresidentical
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Cable lengthKnown for one	Unknown — not stated by the source	1.2 m
Power3 differ
Power source typeDiffers	Battery	Battery, USB
Keyboard battery typeKnown for one	AAA	Unknown — not stated by the source
Number of batteries (keyboard)Known for one	2	Unknown — not stated by the source
Service life of batteryDiffers	36 month(s)	5 month(s)
USB Type-C charging portDiffers	No	Yes
RechargeableKnown for one	Unknown — not stated by the source	Yes
Battery recharge timeKnown for one	Unknown — not stated by the source	4.5 h
Mouse1 differ
Mouse includedDiffers	Yes	No
Form factorKnown for one	Ambidextrous	Unknown — not stated by the source
Movement detection technologyKnown for one	Optical	Unknown — not stated by the source
Movement resolutionKnown for one	2400 DPI	Unknown — not stated by the source
Number of movement resolution modesKnown for one	3	Unknown — not stated by the source
Buttons quantityKnown for one	8	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
Mouse battery lifeKnown for one	36 month(s)	Unknown — not stated by the source
Buttons durability (million clicks)Known for one	5	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supported	Windows 10, Windows 11	Windows 10, Windows 11
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Other operating systems supportedKnown for one	ChromeOS	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Operating relative humidity (H-H)	20 - 95%	20 - 95%
Weight & dimensions2 differ
Keyboard dimensions (WxDxH)Differs	433.6 x 123.4 x 25.2 mm	362.3 x 132.6 x 23.5 mm
Keyboard weightDiffers	415 g	715 g
Mouse dimensions (WxDxH)Known for one	61 x 113 x 36.4 mm	Unknown — not stated by the source
Mouse weightKnown for one	60 g	Unknown — not stated by the source
Packaging content1 differ
Number of products includedDiffers	2 pc(s)	1 pc(s)
Receiver included	Yes	Yes
Wireless receiver interface	USB Type-A	USB Type-A
Batteries includedKnown for one	Yes	Unknown — not stated by the source
AC adapter included	No	No
Cables includedKnown for one	Unknown — not stated by the source	USB Type-C
Warranty cardKnown for one	Unknown — not stated by the source	Yes
Packaging data4 differ
Package widthDiffers	529 mm	421 mm
Package depthDiffers	145 mm	166 mm
Package heightDiffers	44 mm	49 mm
Package weightDiffers	756.3 g	1.01 kg
Package type	Box	Box
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Warranty periodKnown for one	3 year(s)	Unknown — not stated by the source
Recycling dataidentical
Product post-consumer recycled plasticKnown for one	95%	Unknown — not stated by the source
Batteryidentical
Battery capacityKnown for one	Unknown — not stated by the source	2400 mAh

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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