German cockroach (Adult)
14.5 mm (0.5709 in)
Adult body length
The small brown cockroach of kitchens worldwide, seen from above. 13 to 16 mm long.
Published
How big is that?
14.5 mm is 2 times a grain of rice and 17% of a credit card.
German cockroach is the 3rd largest of the 32 Tiny Worlds objects, and the 33rd smallest of the 172 objects across all five SizeItUp games.
Closest in size from the other games: Coffee bean (Roasted arabica) (Kitchen Table), 10 mm long and Sugar cube (Kitchen Table), 16 mm.
Size comparison
To scale, smallest to largest: German cockroach in orange beside the Tiny Worlds objects nearest in size, in teal.
| Object | Size | vs German cockroach |
|---|---|---|
| House flyThe common fly, seen from the side. | 6.5 mm long | 45% of the size |
| Honey bee (Worker)A western honey bee worker, the bee that makes honey. | 12.5 mm long | 86% of the size |
| German cockroach (Adult) | 14.5 mm long | – |
| 1 euro cent coinThe smallest euro coin, copper-plated steel. | 16.25 mm across | 1.1× bigger |
| 1-yen coin (Japan)Japan's smallest coin, made of pure aluminum since 1955: light enough to float on water. | 20 mm across | 1.4× bigger |
In other units
| Millimetres | 14.5 |
|---|---|
| Centimetres | 1.45 |
| Metres | 0.0145 |
| Inches | 0.5709 |
| Feet | 0.04757 |
How it's measured
Adult body length. Midpoint of 13 to 16 mm (Rutgers NJAES fact sheet).
The source gives a range, so this is the middle of it.
Sources
- njaes.rutgers.edu: Rutgers NJAES FS1322: the adult is 1/2 to 5/8 inch (13 to 16 mm) long.
- lsuagcenter.com (supporting): LSU AgCenter: 13 - 16 mm in length.
Checked against the source on .
Could you have guessed it by eye?
German cockroach is one of the objects in Tiny Worlds, a daily size comparison game: you stretch a shape to the size you think is right beside one you know.