| 121 cm * | 0.3937007874 in | = 47.6377952756 in | 
| 1 cm | 
| Natuurkundige eenheid | Lengtes | 
|---|---|
| Nanometer | 1210000000.0 nm | 
| Micrometer | 1210000.0 µm | 
| Millimeter | 1210.0 mm | 
| Centimeter | 121.0 cm | 
| Inch | 47.6377952756 in | 
| Voet | 3.969816273 ft | 
| Yard | 1.323272091 yd | 
| Meter | 1.21 m | 
| Kilometer | 0.00121 km | 
| Mijl | 0.0007518591 mi | 
| Zeemijl | 0.0006533477 nmi | 
