| 689 mm * | 0.0393700787 in | = 27.125984252 in | 
| 1 mm | 
| Eenhede van meting | Lengte | 
|---|---|
| Nanometer | 689000000.0 nm | 
| Mikrometer | 689000.0 µm | 
| Millimeter | 689.0 mm | 
| Sentimeter | 68.9 cm | 
| Duim | 27.125984252 in | 
| Voet | 2.2604986877 ft | 
| Jaart | 0.7534995626 yd | 
| Meter | 0.689 m | 
| Kilometer | 0.000689 km | 
| Myl | 0.0004281248 mi | 
| Seemyl | 0.0003720302 nmi | 
