John Deere RX73 vs Kubota F3990
Side-by-side specs comparison
Verdict by the numbers
- The Kubota F3990 is more powerful than the John Deere RX73: 39 HP versus 9 HP (+30 HP, +333%).
- The Kubota F3990 is the more recent model: production started in 2014, versus 1987 for the John Deere RX73.
- The Kubota F3990 is heavier: 778 kg versus 172 kg for the John Deere RX73.
- The Kubota F3990 has the wider mower deck: 60" versus 30".
Full specs comparison
| John Deere RX73 | Kubota F3990 | |
|---|---|---|
| Power | 9 HP | 39 HP |
| Production years | 1987–1990 | 2014–2024 |
| Fuel | — | Diesel |
| Cylinders | — | 4 |
| Weight | 172 kg | 778 kg |
| Drive | 2WD | 4WD |
| Transmission | — | Hydrostatic |
| Gears (fwd/rev) | 7 / 1 | — |
| Wheelbase | 106 cm | 130 cm |
| Length | 154 cm | 251 cm |
| Mower deck | 30" | 60" |
Frequently asked questions
Which is more powerful, the John Deere RX73 or the Kubota F3990?
The Kubota F3990 is more powerful than the John Deere RX73: 39 HP versus 9 HP (+30 HP, +333%).
Which is more recent, the John Deere RX73 or the Kubota F3990?
The Kubota F3990 is the more recent model: production started in 2014, versus 1987 for the John Deere RX73.
Which is heavier, the John Deere RX73 or the Kubota F3990?
The Kubota F3990 is heavier: 778 kg versus 172 kg for the John Deere RX73.
Which has the wider mower deck, the John Deere RX73 or the Kubota F3990?
The Kubota F3990 has the wider mower deck: 60" versus 30".