Xem Studiomeasured geometry

Library › Everyday objects › Sports balls ·

Table tennis ball size

What is the diameter of a table tennis ball? · Modern device · basis: ITTF Laws 2.3.1–2.3.2

Also called: table tennis ball diameter, table tennis ball dimensions, medidas pelota de ping pong, medidas bola de ping pong, Tischtennisball Durchmesser, diamètre balle de ping-pong

Exact dimensions. True size, with no printing tolerance added.

length
40.0 mm
width
40.0 mm
height
40.0 mm

Notes

  • Table tennis ball: Ø40 mm, 2.7 g (ITTF Laws 2.3.1–2.3.2).
  • The file is a sphere at the maximum diameter (holders sized to it fit every legal ball).

Table tennis ball size size chart

dimensionvalue
diameter40 mm
mass2.7 g
ruleITTF Laws 2.3.1–2.3.2

Where the files are

Other publishers' files are linked, not hosted. "verify" = check the license at the link before commercial use.

ITTFITTF Laws 2.3.1–2.3.2webPublisher's page; dimensions are facts

Free files

★ Free files 1 parts. Generated by Xem Studio from the standard; threads are plain cylinders at major diameter. CC BY 4.0. index.json

table-tennis-ball-maxSphere Ø40 mm (maximum)STEP · STL
Let your AI pull this. Add https://xemstudio.com/mcp to Claude, ChatGPT, Cursor or any MCP client (free, no account, one minute) and it can look up exact sizes, mating fits and free STEP/STL from every chat.
Set it up →

Plain text: sheet.txt · JSON: /api/geometry?object=table-tennis-ball

Table tennis ball size, isometric render of a generated part
Render of table-tennis-ball-max from the free STEP; not to scale.

Fits with

Tennis ball size, isometric render of a generated part
Tennis ball size68.6×68.6×68.6 mm★ 1 file
Pickleball size, isometric render of a generated part
Pickleball size75.4×75.4×75.4 mm★ 1 file
Baseball (MLB) size, isometric render of a generated part
Baseball (MLB) size74.8×74.8×74.8 mm★ 1 file
Softball 12 in size, isometric render of a generated part
Softball 12 in size98.0×98.0×98.0 mm★ 1 file
Softball 11 in size, isometric render of a generated part
Softball 11 in size90.1×90.1×90.1 mm★ 1 file
Lacrosse ball size, isometric render of a generated part
Lacrosse ball size64.7×64.7×64.7 mm★ 1 file
Golf ball size: Ø42.67 mm minimum, 45.93 g maximum (R&A / USGA), isometric render of a generated part
Golf ball size: Ø42.67 mm minimum, 45.93 g maximum (R&A / USGA)42.67×42.67×42.67 mm★ 1 file

Questions

How big is a table tennis ball?

Ø40 mm.