  |  |  |  | |
| Available colors | ||||
| Editiorial reviews | ||||
| User rating |
| Type of motion sensor | Optical | Ball | Optical | Optical |
|---|---|---|---|---|
| Device interface |
| Radio |
| USB Type-A |
| Purpose | Office | N/A | N/A | Office |
| Buttons type | Pressed buttons | N/A | N/A | Pressed buttons |
|---|---|---|---|---|
| Number of buttons | 2 | 5 | 8 | 2 |
| Scroll wheel | yes | yes | yes | yes |
| Number of wheels | 1 | 1 | 1 | N/A |
| Scroll type | Ball | N/A | Ball | Ball |
| Operating resolution | N/A | 400.0 dpi | 440.0 dpi | 300.0 dpi |
| Scrolling directions | N/A | N/A | N/A | Vertical/Horizontal |
| Also for left-handed | yes | N/A | N/A | yes |
|---|---|---|---|---|
| Compact design | yes | yes | yes | yes |
| Ergonomic design | yes | yes | yes | yes |
| Especially suited for RSI | yes | yes | N/A | N/A |
| Free scroll | yes | N/A | N/A | N/A |
| Free scroll/Hyperscroll | yes | N/A | N/A | N/A |
| Multimedia buttons | N/A | N/A | yes | N/A |
| Tilt wheel | N/A | N/A | yes | N/A |
| Connection | Wired | Wireless | Wireless | Wired |
|---|---|---|---|---|
| Maximum range | N/A | 10 | 10 | N/A |
| Nano/Unifying receiver | N/A | yes | yes | N/A |
| USB required | N/A | N/A | N/A | yes |
| Width | 2.36 in | 9.45 in | 2.02 in | 8.03 in |
|---|---|---|---|---|
| Height | 3.94 in | 1.97 in | 5.22 in | 8.98 in |
| Depth | 1.97 in | 4.65 in | 3.93 in | 2.72 in |
| Weight | 25.4 oz | 4.59 oz | 5.78 oz | 15.87 oz |
| Colour of product |
|
| Black |
|
|---|---|---|---|---|
| Material | Acrylonitrile butadiene styrene | N/A | N/A | N/A |
| Surface coloration | Monotone | N/A | N/A | Monotone |
| Cable length | 1.8 | N/A | N/A | N/A |
| Form factor | N/A | N/A | N/A | Ambidextrous |
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