20.1 Mice Versus Trackballs
As with any input device, personal preference should rule choice. That said, relative to mice, trackballs have the following advantages:
And the following disadvantages:
Mice and trackballs are inexpensive enough that you should try both if you spend much time at a computer. If you have never used a trackball, doing so requires some adjustment. Many people find Microsoft trackballs which look like a mouse with the roller ball coming out the top or the side, depending on model to be the easiest trackballs to adjust to.