| 688 cm * | 0.3937007874 in | = 270.866141732 in | 
| 1 cm | 
| Njësitë matëse | Gjatesite | 
|---|---|
| Nanometri | 6880000000.0 nm | 
| Mikrometri | 6880000.0 µm | 
| Milimetri | 6880.0 mm | 
| Centimetri | 688.0 cm | 
| Inç | 270.866141732 in | 
| Këmbë | 22.5721784777 ft | 
| Jard | 7.5240594926 yd | 
| Metri | 6.88 m | 
| Kilometri | 0.00688 km | 
| Milje | 0.0042750338 mi | 
| Milje detare | 0.0037149028 nmi | 
