TrackballsKensington Expert Mouse Wired Trackball K64325
A wired USB symmetrical trackball with a 55 mm ball, a scroll ring and 4 buttons, supplied with a detachable wrist rest.
~$87.65
ELECOM EX-G PRO M-XPT1MRXBK
A thumb-operated trackball with a 34 mm ball that connects by wired USB, a 2.4 GHz receiver, or Bluetooth 4.0, and carries a 3-year warranty.
Key specs auto-matched against source pages · Last verified: 2026-10-17
~¥21,318
Where to buy
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Pros
- Three connection options: wired, 2.4 GHz wireless, and Bluetooth
- 8 buttons plus a tilt wheel, with functions assignable in software
- Artificial ruby bearings, and the ball pushes out through a hole in the bottom for cleaning
- 3-year warranty
Cons
- Only Windows and macOS are officially supported
- Needs an AA battery when used wirelessly
- List price is over ¥21,000
Specs
| Handedness | Right |
|---|---|
| Ball size | 34 mm |
| Ball position | Thumb |
| Buttons | 8 |
| Scroll | Wheel |
| Weight | 147 g |
| Connectivity | USB, USB receiver, Bluetooth |
| OS | windows, macos |
| Released | — |
Sources
AD · detail-mid
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