John Deere Z997R vs Kubota F3990
Side-by-side specs comparison
Verdict by the numbers
- The Kubota F3990 is more powerful than the John Deere Z997R: 39 HP versus 37 HP (+2 HP, +5%).
- The John Deere Z997R is the more recent model: production started in 2015, versus 2014 for the Kubota F3990.
- The John Deere Z997R is heavier: 835 kg versus 778 kg for the Kubota F3990.
Full specs comparison
| John Deere Z997R | Kubota F3990 | |
|---|---|---|
| Power | 37 HP | 39 HP |
| Production years | 2015–2025 | 2014–2024 |
| Fuel | Diesel | Diesel |
| Cylinders | 3 | 4 |
| Weight | 835 kg | 778 kg |
| Drive | 2WD | 4WD |
| Transmission | Hydrostatic | Hydrostatic |
| Wheelbase | — | 130 cm |
| Length | 218 cm | 251 cm |
| Mower deck | 60" | 60" |
Frequently asked questions
Which is more powerful, the John Deere Z997R or the Kubota F3990?
The Kubota F3990 is more powerful than the John Deere Z997R: 39 HP versus 37 HP (+2 HP, +5%).
Which is more recent, the John Deere Z997R or the Kubota F3990?
The John Deere Z997R is the more recent model: production started in 2015, versus 2014 for the Kubota F3990.
Which is heavier, the John Deere Z997R or the Kubota F3990?
The John Deere Z997R is heavier: 835 kg versus 778 kg for the Kubota F3990.

