Product comparison · 2 mice

Contour Design Ergonomic mouse Right-hand USB Type-A Optical 1200 DPI vs Contour Design RollerMouse Free 2

Key differences

Movement resolution
- Ergonomic mouse Right-hand USB Type-A Optical 1200 DPI:1200 DPI
- RollerMouse Free 2:1600 DPI
Buttons quantity
- Ergonomic mouse Right-hand USB Type-A Optical 1200 DPI:5
- RollerMouse Free 2:8
Form factor
- Ergonomic mouse Right-hand USB Type-A Optical 1200 DPI:Right-hand
- RollerMouse Free 2:Ambidextrous
Product colour
- Ergonomic mouse Right-hand USB Type-A Optical 1200 DPI:Grey
- RollerMouse Free 2:Black
Weight
- Ergonomic mouse Right-hand USB Type-A Optical 1200 DPI:104 g
- RollerMouse Free 2:450 g

Differences highlightedShow differences only

Comparison of Ergonomic, RollerMouse Free 2
17 specifications	A Contour Design Ergonomic mouse Right-hand USB Type-A Optical 1200 DPI Model Ergonomic View product	B Contour Design RollerMouse Free 2 View product
Mouse2 differ
Connectivity technologyKnown for one	Wired	Unknown — not stated by the source
Device interface	USB Type-A	USB Type-A
Movement detection technologyKnown for one	Optical	Unknown — not stated by the source
Movement resolutionDiffers	1200 DPI	1600 DPI
Scroll typeKnown for one	Wheel	Unknown — not stated by the source
Number of scroll wheelsKnown for one	1	Unknown — not stated by the source
Buttons quantityDiffers	5	8
Scroll	Yes	Yes
Design2 differ
Form factorDiffers	Right-hand	Ambidextrous
Product colourDiffers	Grey	Black
Ergonomicsidentical
Cable length	1.5 m	1.5 m
Plug and Play	Yes	Yes
Poweridentical
Power sourceKnown for one	Cable	Unknown — not stated by the source
RechargeableKnown for one	No	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	104 g	450 g
Other features1 differ
Compatible operating systemsDiffers	Windows 7/Vista/XP/ME/98/NT/2000 Mac OS 8.1 +	Windows XP/Vista/7
Mouse dimensions (WxDxH)Known for one	Unknown — not stated by the source	400 x 110 x 19 mm

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.