| 421 cm * | 0.01 m | = 4.21 m | 
| 1 cm | 
| Mõõtühik | Pikkusühiku | 
|---|---|
| nanomeeter | 4210000000.0 nm | 
| Mikromeeter | 4210000.0 µm | 
| Millimeeter | 4210.0 mm | 
| Sentimeeter | 421.0 cm | 
| Toll | 165.748031496 in | 
| Jalg | 13.812335958 ft | 
| Õu | 4.604111986 yd | 
| Meeter | 4.21 m | 
| Kilomeeter | 0.00421 km | 
| Miil | 0.0026159727 mi | 
| Meremiil | 0.0022732181 nmi | 
