Bolens 510 vs Kubota F3990
Side-by-side specs comparison
Verdict by the numbers
- The Kubota F3990 is more powerful than the Bolens 510: 39 HP versus 5 HP (+34 HP, +680%).
- The Kubota F3990 is the more recent model: production started in 2014, versus 1971 for the Bolens 510.
- The Kubota F3990 is heavier: 778 kg versus 156 kg for the Bolens 510.
- The Kubota F3990 has the wider mower deck: 60" versus 28".
Full specs comparison
| Bolens 510 | Kubota F3990 | |
|---|---|---|
| Power | 5 HP | 39 HP |
| Production years | 1971–1972 | 2014–2024 |
| Fuel | Gasoline | Diesel |
| Cylinders | 1 | 4 |
| Weight | 156 kg | 778 kg |
| Drive | 2WD | 4WD |
| Transmission | Gear | Hydrostatic |
| Gears (fwd/rev) | 3 / 1 | — |
| Wheelbase | 101 cm | 130 cm |
| Length | 142 cm | 251 cm |
| Mower deck | 28" | 60" |
Frequently asked questions
Which is more powerful, the Bolens 510 or the Kubota F3990?
The Kubota F3990 is more powerful than the Bolens 510: 39 HP versus 5 HP (+34 HP, +680%).
Which is more recent, the Bolens 510 or the Kubota F3990?
The Kubota F3990 is the more recent model: production started in 2014, versus 1971 for the Bolens 510.
Which is heavier, the Bolens 510 or the Kubota F3990?
The Kubota F3990 is heavier: 778 kg versus 156 kg for the Bolens 510.
Which has the wider mower deck, the Bolens 510 or the Kubota F3990?
The Kubota F3990 has the wider mower deck: 60" versus 28".

