The International Tennis Federation (ITF) defines the official diameter as 6.54–6.86 cm (2.57–2.70 inches). Balls must have masses in the range 56.0–59.4 g (1.98–2.10 ounces).
People also ask, what is the radius of a tennis ball?
Tennis Balls have a diameter of 2.575”-2.7” (6.54-6.86 cm) and circumference of 8.09”-8.48” (20.6-21.5 cm). The mass of a Tennis Ball must be between 1.975-2.095 oz (56-59.4 g).
Correspondingly, are all tennis balls the same size? According to the United States Tennis Association, the balls — manufactured by Wilson — are identical in every respect except for the yellow felt coating. “Men and women use the same ball in terms of size, pressure and design,” according to a USTA statement.
In this way, what is the size of a tennis ball in MM?
Sport Ball Diameter, Sorted from Smallest to largest
| sport | diameter (inches) | diameter (mm) |
|---|---|---|
| Tennis | 2.575 to 2.700 | 65.41 to 68.58 |
| Pétanque | 2 3/8″ and 3 1/8″ | 70.5 to 80 |
| Cricket | 2.80 to 2.86 | 71.3 to 72.9 |
| Field Hockey | 2.8 to 2.96 | 71.3 to 74.8 |
How many inches is a standard tennis ball?
2.575 inches
What do numbers on tennis balls mean?
A common myth among players is that the printed numbers on the tennis balls indicate their bounciness. However, there is neither a special code nor a meaning related to these numbers. … When you say “Penn 4!” to the people playing on the next court, they will be able to return the right tennis ball that you own.