| 4 mm * | 0.0393700787 in | = 0.157480315 in | 
| 1 mm | 
| Eenhede van meting | Lengtes | 
|---|---|
| Nanometer | 4000000.0 nm | 
| Mikrometer | 4000.0 µm | 
| Millimeter | 4.0 mm | 
| Sentimeter | 0.4 cm | 
| Duim | 0.157480315 in | 
| Voet | 0.0131233596 ft | 
| Jaart | 0.0043744532 yd | 
| Meter | 0.004 m | 
| Kilometer | 4e-06 km | 
| Myl | 2.4855e-06 mi | 
| Seemyl | 2.1598e-06 nmi | 
