Hart-Parr 28-50 vs Kubota GM56
Side-by-side specs comparison
Verdict by the numbers
- The Hart-Parr 28-50 and the Kubota GM56 deliver the same power: 55 HP.
- The Kubota GM56 is the more recent model: production started in 1998, versus 1927 for the Hart-Parr 28-50.
- The Hart-Parr 28-50 is heavier: 3900 kg versus 2150 kg for the Kubota GM56.
Full specs comparison
| Hart-Parr 28-50 | Kubota GM56 | |
|---|---|---|
| Power | 55 HP | 55 HP |
| Production years | 1927–1930 | 1998–2006 |
| Fuel | Gasoline | Diesel |
| Cylinders | 4 | 4 |
| Displacement | 11.1 L | 3.3 L |
| Weight | 3 900 kg | 2 150 kg |
| Drive | 2WD | 4WD |
| Transmission | Gear | — |
| Gears (fwd/rev) | 2 / 1 | — |
| Rear lift capacity | — | 1 730 kg |
| Wheelbase | — | 210 cm |
| Length | — | 365 cm |
| Cab | — | Yes |
Frequently asked questions
Which is more powerful, the Hart-Parr 28-50 or the Kubota GM56?
The Hart-Parr 28-50 and the Kubota GM56 deliver the same power: 55 HP.
Which is more recent, the Hart-Parr 28-50 or the Kubota GM56?
The Kubota GM56 is the more recent model: production started in 1998, versus 1927 for the Hart-Parr 28-50.
Which is heavier, the Hart-Parr 28-50 or the Kubota GM56?
The Hart-Parr 28-50 is heavier: 3900 kg versus 2150 kg for the Kubota GM56.

