Mug vs Table tennis ball: size comparison
Mug: 9.5 cm. Table tennis ball: 4 cm. Both silhouettes are drawn at the same scale.
Size ratio: ×2.4
Mug
9.5 cm
What is measured Height of a classic mug
A classic mug holds about 300 ml.
Source : Wikipedia — Mug
Table tennis ball
4 cm
What is measured Diameter of a table tennis ball
It grew from 38 to 40 mm in 2000 to slow the game down.
Source : Wikipedia — Table tennis