John Deere S92 vs Kubota F3990
Side-by-side specs comparison
Verdict by the numbers
- The Kubota F3990 is more powerful than the John Deere S92: 39 HP versus 11 HP (+28 HP, +255%).
- The Kubota F3990 is the more recent model: production started in 2014, versus 1984 for the John Deere S92.
- The Kubota F3990 is heavier: 778 kg versus 167 kg for the John Deere S92.
- The Kubota F3990 has the wider mower deck: 60" versus 38".
Full specs comparison
| John Deere S92 | Kubota F3990 | |
|---|---|---|
| Power | 11 HP | 39 HP |
| Production years | 1984–1986 | 2014–2024 |
| Fuel | Electric | Diesel |
| Cylinders | — | 4 |
| Weight | 167 kg | 778 kg |
| Drive | 2WD | 4WD |
| Transmission | Gear | Hydrostatic |
| Gears (fwd/rev) | 5 / 1 | — |
| Wheelbase | 109 cm | 130 cm |
| Length | 148 cm | 251 cm |
| Mower deck | 38" | 60" |
Frequently asked questions
Which is more powerful, the John Deere S92 or the Kubota F3990?
The Kubota F3990 is more powerful than the John Deere S92: 39 HP versus 11 HP (+28 HP, +255%).
Which is more recent, the John Deere S92 or the Kubota F3990?
The Kubota F3990 is the more recent model: production started in 2014, versus 1984 for the John Deere S92.
Which is heavier, the John Deere S92 or the Kubota F3990?
The Kubota F3990 is heavier: 778 kg versus 167 kg for the John Deere S92.
Which has the wider mower deck, the John Deere S92 or the Kubota F3990?
The Kubota F3990 has the wider mower deck: 60" versus 38".

