Golf ball
42.67 mm (1.68 in)
Diameter
A regulation ball for the game of golf. Diameter: 42.67 mm.
Published
How big is that?
42.67 mm is 50% of a credit card.
Golf ball is the 7th smallest of the 39 Classic objects, and the 7th smallest of the 109 objects across all three SizeItUp games.
Size comparison
To scale, smallest to largest: Golf ball in orange beside the Classic objects nearest in size, in teal.
| Object | Size | vs Golf ball |
|---|---|---|
| LEGO brick (2 x 4)The classic eight-stud building brick. | 31.8 mm long | 75% of the size |
| Table tennis ballA regulation ping-pong ball. | 40 mm across | 94% of the size |
| Golf ball | 42.67 mm across | – |
| AA batteryThe common cylindrical battery in remotes and toys. | 50.5 mm long | 1.2× bigger |
| Rubik's Cube (3 x 3)The original six-color twisty puzzle. | 57 mm | 1.3× bigger |
In other units
| Millimetres | 42.67 |
|---|---|
| Centimetres | 4.267 |
| Metres | 0.04267 |
| Inches | 1.68 |
| Feet | 0.14 |
How it's measured
Diameter. The minimum allowed; the rules set no maximum.
This is the largest size the rules allow.
Sources
- usga.org: USGA Equipment Rules, Rule 4: the diameter of the ball must not be less than 1.680 inches (42.67 mm).
Checked against the source on .
Could you have guessed it by eye?
Golf ball is one of the objects in Classic, a daily size comparison game: you stretch a shape to the size you think is right beside one you know.