| 7.1 km * | 0.6213711922 mi | = 4.4117354649 mi | 
| 1 km | 
| Natuurkundige eenheid | Lengtes | 
|---|---|
| Nanometer | 7.1e+12 nm | 
| Micrometer | 7100000000.0 µm | 
| Millimeter | 7100000.0 mm | 
| Centimeter | 710000.0 cm | 
| Inch | 279527.559055 in | 
| Voet | 23293.9632546 ft | 
| Yard | 7764.6544182 yd | 
| Meter | 7100.0 m | 
| Kilometer | 7.1 km | 
| Mijl | 4.4117354649 mi | 
| Zeemijl | 3.8336933045 nmi | 
