| 1 mm2 = | 0,00155 Zoll2 |
| 1 cm2 = | 0,155 Zoll2 |
| 1 m2 = | 10,764 Fuss2 = 1,196 Yard2 |
| 1 km2 = | 0,3861 Meilen2 = 247,1 Acres2 |
| 1 Zoll2 = | 645,2 mm2 = 6,452 cm2 |
| 1 Fuss2 = | 929 cm2 = 0,0929 m2 |
| 1 Yard2 = | 0,836 m2 |
| 1 Meile2 = | 2,5899 km2 |
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| Tippen auf einem Mac - Autor: Thomas Lefebvre @ Wikimedia Commons |