| 6.8 cm * | 0.3937007874 in | = 2.6771653543 in | 
| 1 cm | 
| Unidad de medida | Longitud | 
|---|---|
| Nanómetro | 68000000.0 nm | 
| Micrómetro | 68000.0 µm | 
| Milímetro | 68.0 mm | 
| Centímetro | 6.8 cm | 
| Pulgada | 2.6771653543 in | 
| Pie | 0.2230971129 ft | 
| Yarda | 0.0743657043 yd | 
| Metro | 0.068 m | 
| Kilómetro | 6.8e-05 km | 
| Milla | 4.22532e-05 mi | 
| Milla náutica | 3.67171e-05 nmi | 
