| Type | KFS-500/16 | KFS-500/20 |
| Blade Diameter (inch) | 16 | 20 |
| Max Cutting Depth (cm) | 14 | 18 |
| Water Tank Capacity (L) | 27 | 27 |
| Engine Type | air-cooled single cylinder 4-stroke gasoline | |
| Engine | Honda GX270 | Honda GX390 |
| Power (kW/Hp) | 6,6/9 | 9,6/13 |
| Fuel | Gasoline | Gasoline |
| Fuel Consumption | 3,5L/H | 4,3L/H |
| Fuel Tank Capacity (L) | 6,1 | 6,5 |
| Starting Method | Recoil | Recoil |
| Dimensions (mm) | 1159 x 536 x 976 | 1159 x 536 x 976 |
| Weight (kg) | 85 | 95 |