| 221 cm * | 0.032808399 ft | = 7.250656168 ft | 
| 1 cm | 
| Mjerna jedinica | Dužina | 
|---|---|
| Nanometar | 2210000000.0 nm | 
| mikrometar | 2210000.0 µm | 
| Milimetar | 2210.0 mm | 
| Centimetar | 221.0 cm | 
| Palac | 87.0078740158 in | 
| Stopa | 7.250656168 ft | 
| Jard | 2.4168853893 yd | 
| Metar | 2.21 m | 
| Kilometar | 0.00221 km | 
| Milja | 0.0013732303 mi | 
| Nautička milja | 0.0011933045 nmi | 
