| 421 m * | 3.280839895 ft | = 1381.2335958 ft | 
| 1 m | 
| Merska enota | Dolžine | 
|---|---|
| Nanometer | 4.21e+11 nm | 
| Mikrometer | 421000000.0 µm | 
| Milimeter | 421000.0 mm | 
| Centimeter | 42100.0 cm | 
| Palec | 16574.8031496 in | 
| Čevelj | 1381.2335958 ft | 
| Jard | 460.4111986 yd | 
| Meter | 421.0 m | 
| Kilometer | 0.421 km | 
| 0.2615972719 mi | |
| navtične milje | 0.2273218143 nmi | 
