| 12.8 cm * | 0.3937007874 in | = 5.0393700787 in | 
| 1 cm | 
| Fyzikálna jednotka | Jednotka dĺžky | 
|---|---|
| Nanometer | 128000000.0 nm | 
| Mikrometer | 128000.0 µm | 
| Milimeter | 128.0 mm | 
| Centimeter | 12.8 cm | 
| Palec | 5.0393700787 in | 
| Stopa | 0.4199475066 ft | 
| Yard | 0.1399825022 yd | 
| Meter | 0.128 m | 
| Kilometer | 0.000128 km | 
| Míľa | 7.95355e-05 mi | 
| Námorná míľa | 6.91145e-05 nmi | 
