| 1688 cm * | 0.032808399 ft | = 55.3805774278 ft | 
| 1 cm | 
| Måleenhed | Længde | 
|---|---|
| Nanometer | 16880000000.0 nm | 
| Mikrometer | 16880000.0 µm | 
| Nillimeter | 16880.0 mm | 
| Centimeter | 1688.0 cm | 
| Tomme | 664.566929135 in | 
| Fod | 55.3805774278 ft | 
| Yard | 18.460192476 yd | 
| Meter | 16.88 m | 
| Kilometer | 0.01688 km | 
| Nil | 0.0104887457 mi | 
| Sømil | 0.0091144708 nmi | 
