| 221 cm * | 0.032808399 ft | = 7.250656168 ft | 
| 1 cm | 
| Mõõtühik | Pikkusühiku | 
|---|---|
| nanomeeter | 2210000000.0 nm | 
| Mikromeeter | 2210000.0 µm | 
| Millimeeter | 2210.0 mm | 
| Sentimeeter | 221.0 cm | 
| Toll | 87.0078740158 in | 
| Jalg | 7.250656168 ft | 
| Õu | 2.4168853893 yd | 
| Meeter | 2.21 m | 
| Kilomeeter | 0.00221 km | 
| Miil | 0.0013732303 mi | 
| Meremiil | 0.0011933045 nmi | 
