| 690 cm * | 0.3937007874 in | = 271.653543307 in | 
| 1 cm | 
| Måleenhed | Længde | 
|---|---|
| Nanometer | 6900000000.0 nm | 
| Mikrometer | 6900000.0 µm | 
| Nillimeter | 6900.0 mm | 
| Centimeter | 690.0 cm | 
| Tomme | 271.653543307 in | 
| Fod | 22.6377952756 ft | 
| Yard | 7.5459317585 yd | 
| Meter | 6.9 m | 
| Kilometer | 0.0069 km | 
| Nil | 0.0042874612 mi | 
| Sømil | 0.0037257019 nmi | 
