How big can tit be?

The size of a tit, specifically referring to the bird family Paridae, varies depending on the species. For example, the great tit (Parus major) can be about 12-14 centimeters in length, while the coal tit (Periparus ater) is slightly smaller at around 11-12 centimeters. In general, tit species range from about 10 to 20 centimeters in length.