| 691 cm * | 0.032808399 ft | = 22.6706036745 ft | 
| 1 cm | 
| Mjerna jedinica | Duljine | 
|---|---|
| Nanometar | 6910000000.0 nm | 
| mikrometar | 6910000.0 µm | 
| Milimetar | 6910.0 mm | 
| Centimetar | 691.0 cm | 
| Palac | 272.047244095 in | 
| Stopa | 22.6706036745 ft | 
| Jard | 7.5568678915 yd | 
| Metar | 6.91 m | 
| Kilometar | 0.00691 km | 
| Milja | 0.0042936749 mi | 
| Nautička milja | 0.0037311015 nmi | 
