| 680 km * | 0.6213711922 mi | = 422.532410721 mi | 
| 1 km | 
| Unità | Unità ta 'tul | 
|---|---|
| Nanometru | 6.8e+14 nm | 
| Mikrometru | 6.8e+11 µm | 
| Millimetru | 680000000.0 mm | 
| ċentimetru | 68000000.0 cm | 
| Pulzier | 26771653.5433 in | 
| Piedi | 2230971.12861 ft | 
| Yard | 743657.04287 yd | 
| Metru | 680000.0 m | 
| Kilometru | 680.0 km | 
| Mil | 422.532410721 mi | 
| Mil nawtiku | 367.17062635 nmi | 
