| 6.4 km * | 0.6213711922 mi | = 3.9767756303 mi | 
| 1 km | 
| Unità | Tul | 
|---|---|
| Nanometru | 6.4e+12 nm | 
| Mikrometru | 6400000000.0 µm | 
| Millimetru | 6400000.0 mm | 
| ċentimetru | 640000.0 cm | 
| Pulzier | 251968.503937 in | 
| Piedi | 20997.3753281 ft | 
| Yard | 6999.12510936 yd | 
| Metru | 6400.0 m | 
| Kilometru | 6.4 km | 
| Mil | 3.9767756303 mi | 
| Mil nawtiku | 3.4557235421 nmi | 
