Kubota F3990 vs Wheel Horse 620-Z
Side-by-side specs comparison
Verdict by the numbers
- The Kubota F3990 is more powerful than the Wheel Horse 620-Z: 39 HP versus 20 HP (+19 HP, +95%).
- The Kubota F3990 is the more recent model: production started in 2014, versus 1991 for the Wheel Horse 620-Z.
- The Kubota F3990 is heavier: 778 kg versus 326 kg for the Wheel Horse 620-Z.
- The Kubota F3990 has the wider mower deck: 60" versus 38".
Full specs comparison
| Kubota F3990 | Wheel Horse 620-Z | |
|---|---|---|
| Power | 39 HP | 20 HP |
| Production years | 2014–2024 | 1991–1992 |
| Fuel | Diesel | Gasoline |
| Cylinders | 4 | 2 |
| Weight | 778 kg | 326 kg |
| Drive | 4WD | 2WD |
| Transmission | Hydrostatic | Hydrostatic |
| Wheelbase | 130 cm | 106 cm |
| Length | 251 cm | 182 cm |
| Mower deck | 60" | 38" |