How big is a tennis ball?

A tennis ball is 6.54 to 6.86 cm (2.6 to 2.7 in) from side to side, the size the International Tennis Federation sets.

What a tennis ball’s size measures

Baseball: 2 7/8 in (7.3 cm) to 3 in (7.6 cm).
Golf ball: at least 1.68 in (4.3 cm).
Table tennis ball: 1.5 in (4 cm).

More objects, most looked up first

Published height

6.54 to 6.86 cm (2.6 to 2.7 in)

A tennis ball is 6.54 to 6.86 cm (2.6 to 2.7 in) from side to side, the size the International Tennis Federation sets. Diameter the International Tennis Federation sets.

Source: Wikipedia

The published range runs from 6.54 cm (2.6 in) to 6.86 cm (2.7 in).

Compared with a tennis ball

Browse things and places for more comparisons.

Cite this page

APA	Heightvs. (2026, October 17). How big is a tennis ball? Drawn to scale beside a person. https://heightvs.com/how-tall/tennis-ball
MLA	“How Big Is a Tennis Ball? Drawn to Scale Beside a Person.” Heightvs, 17 Oct. 2026, heightvs.com/how-tall/tennis-ball.
Chicago	“How Big Is a Tennis Ball? Drawn to Scale Beside a Person.” Heightvs. Last modified October 17, 2026. https://heightvs.com/how-tall/tennis-ball.
Link	<a href="https://heightvs.com/how-tall/tennis-ball">How big is a tennis ball? Drawn to scale beside a person (Heightvs)</a>

For the height itself, cite the original publisher as well: Wikipedia.

Draw yourself beside a tennis ball

Type your height once: you stand beside a tennis ball on one baseline, and every page on this site remembers it in this browser.

Open the full chart with me in it Save this picture

A tennis ball, 2.6 in (6.5 cm), drawn to scale beside a baseball, 2.9 in (7.3 cm)