Product comparison · 2 mice

HP 2.4GHz Wireless Optical (Vivienne Tam2) Mobile Mouse vs HP VK921AA mouse Office USB Type-A Optical

7specifications compared
4differ
3identical
22known for one product only

Key differences

Device interface
- 2.4GHz Wireless Optical (Vivienne Tam2) Mobile Mouse:RF Wireless
- VK921AA mouse Office USB Type-A Optical:USB Type-A
Buttons quantity
- 2.4GHz Wireless Optical (Vivienne Tam2) Mobile Mouse:4
- VK921AA mouse Office USB Type-A Optical:3
Product colour
- 2.4GHz Wireless Optical (Vivienne Tam2) Mobile Mouse:Gold
- VK921AA mouse Office USB Type-A Optical:Black
Weight
- 2.4GHz Wireless Optical (Vivienne Tam2) Mobile Mouse:85.9 g
- VK921AA mouse Office USB Type-A Optical:166 g

Side by side

Differences highlightedShow differences only

Comparison of 2.4GHz Wireless Optical (Vivienne Tam2) Mobile Mouse, VK921AA
29 specifications	A HP 2.4GHz Wireless Optical (Vivienne Tam2) Mobile Mouse View product	B HP VK921AA mouse Office USB Type-A Optical Model VK921AA View product
Mouse2 differ
PurposeKnown for one	Unknown — not stated by the source	Office
Connectivity technologyKnown for one	Unknown — not stated by the source	Wired
Device interfaceDiffers	RF Wireless	USB Type-A
Movement detection technology	Optical	Optical
Scroll typeKnown for one	Unknown — not stated by the source	Wheel
Number of scroll wheelsKnown for one	Unknown — not stated by the source	1
Buttons quantityDiffers	4	3
Scroll	Yes	Yes
Recommended usageKnown for one	Unknown — not stated by the source	PC
Movement resolutionKnown for one	1250 DPI	Unknown — not stated by the source
Frequency bandKnown for one	2.4 GHz	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Gold	Black
Surface colorationKnown for one	Unknown — not stated by the source	Monochromatic
Poweridentical
Power sourceKnown for one	Unknown — not stated by the source	Cable
Number of batteries supportedKnown for one	1	Unknown — not stated by the source
Battery typeKnown for one	AA	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Wi
Mac operating systems supportedKnown for one	No	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	85.9 g	166 g
WidthKnown for one	34.5 mm	Unknown — not stated by the source
DepthKnown for one	98 mm	Unknown — not stated by the source
HeightKnown for one	60 mm	Unknown — not stated by the source
Packaging contentidentical
User guideKnown for one	Unknown — not stated by the source	Yes
Logistics dataidentical
Country of origin	China	China
Other featuresidentical
Mouse dimensions (WxDxH)Known for one	Unknown — not stated by the source	50 x 78 x 30 mm
Number of products includedKnown for one	Unknown — not stated by the source	1 pc(s)
USB requiredKnown for one	Unknown — not stated by the source	Yes
Compatible operating systemsKnown for one	Microsoft Windows XP/Vista/7	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Alkaline	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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