Product comparison · 2 keyboards

Vultech Key-640M keyboard Universal USB Italian Black vs Vultech KM-850 keyboard Mouse included Office USB QWERTY Italian Black

21specifications compared
6differ
15identical
21known for one product only

Key differences

Recommended usage
- Key-640M keyboard Universal USB Italian Black:Universal
- KM-850 keyboard Mouse included Office USB QWERTY Italian Black:Office
Purpose
- Key-640M keyboard Universal USB Italian Black:Universal
- KM-850 keyboard Mouse included Office USB QWERTY Italian Black:PC/Server
Cable length
- Key-640M keyboard Universal USB Italian Black:1.45 m
- KM-850 keyboard Mouse included Office USB QWERTY Italian Black:1.2 m
Mouse included
- Key-640M keyboard Universal USB Italian Black:No
- KM-850 keyboard Mouse included Office USB QWERTY Italian Black:Yes
Keyboard dimensions (WxDxH)
- Key-640M keyboard Universal USB Italian Black:450 x 170 x 30 mm
- KM-850 keyboard Mouse included Office USB QWERTY Italian Black:460 x 25 x 175 mm

Side by side

Differences highlightedShow differences only

Comparison of Key-640M, KM-850
42 specifications	A Vultech Key-640M keyboard Universal USB Italian Black Model Key-640M View product	B Vultech KM-850 keyboard Mouse included Office USB QWERTY Italian Black Model KM-850 View product
Keyboard2 differ
Recommended usageDiffers	Universal	Office
Connectivity technology	Wired	Wired
Device interface	USB	USB
Keyboard key switch	Membrane	Membrane
Keyboard layoutKnown for one	Unknown — not stated by the source	QWERTY
Keyboard language	Italian	Italian
Pointing device	No	No
Keyboard form factor	Full-size (100%)	Full-size (100%)
Numeric keypad	Yes	Yes
Keyboard number of keys	105	105
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
Multimedia keys	Yes	Yes
USB hub	No	No
PurposeDiffers	Universal	PC/Server
Fingerprint reader	No	No
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
CertificationKnown for one	Unknown — not stated by the source	CE, CEE
Design1 differ
BacklightKnown for one	Unknown — not stated by the source	No
Keyboard style	Straight	Straight
Ergonomic designKnown for one	Unknown — not stated by the source	Yes
Wrist rest	No	No
Product colour	Black	Black
MaterialDiffers	Plastic	Acrylonitrile butadiene styrene (ABS), Plastic
Features1 differ
Cable lengthDiffers	1.45 m	1.2 m
Plug and Play	Yes	Yes
Mouse1 differ
Mouse includedDiffers	No	Yes
Form factorKnown for one	Unknown — not stated by the source	Ambidextrous
Movement resolutionKnown for one	Unknown — not stated by the source	1600 DPI
Buttons quantityKnown for one	Unknown — not stated by the source	5
Buttons typeKnown for one	Unknown — not stated by the source	Pressed buttons
ScrollKnown for one	Unknown — not stated by the source	Yes
Scroll typeKnown for one	Unknown — not stated by the source	Wheel
Number of scroll wheelsKnown for one	Unknown — not stated by the source	1
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Sustainabilityidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Weight & dimensions1 differ
Keyboard dimensions (WxDxH)Differs	450 x 170 x 30 mm	460 x 25 x 175 mm
Keyboard weightKnown for one	Unknown — not stated by the source	750 g
Mouse dimensions (WxDxH)Known for one	Unknown — not stated by the source	120 x 45 x 70 mm
Mouse weightKnown for one	Unknown — not stated by the source	85 g
Poweridentical
Power source typeKnown for one	USB	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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