| 815 cm * | 0.3937007874 in | = 320.866141732 in | 
| 1 cm | 
| Unidad de medida | Longitud | 
|---|---|
| Nanómetro | 8150000000.0 nm | 
| Micrómetro | 8150000.0 µm | 
| Milímetro | 8150.0 mm | 
| Centímetro | 815.0 cm | 
| Pulgada | 320.866141732 in | 
| Pie | 26.7388451444 ft | 
| Yarda | 8.9129483815 yd | 
| Metro | 8.15 m | 
| Kilómetro | 0.00815 km | 
| Milla | 0.0050641752 mi | 
| Milla náutica | 0.0044006479 nmi | 
