| 218 km * | 0.6213711922 mi | = 135.458919908 mi | 
| 1 km | 
| Unità | Tul | 
|---|---|
| Nanometru | 2.18e+14 nm | 
| Mikrometru | 2.18e+11 µm | 
| Millimetru | 218000000.0 mm | 
| ċentimetru | 21800000.0 cm | 
| Pulzier | 8582677.16535 in | 
| Piedi | 715223.097113 ft | 
| Yard | 238407.699038 yd | 
| Metru | 218000.0 m | 
| Kilometru | 218.0 km | 
| Mil | 135.458919908 mi | 
| Mil nawtiku | 117.710583153 nmi | 
