Kubota F3990 vs Simplicity Wonder Boy II
Side-by-side specs comparison
Verdict by the numbers
- The Kubota F3990 is more powerful than the Simplicity Wonder Boy II: 39 HP versus 4 HP (+35 HP, +875%).
- The Kubota F3990 is the more recent model: production started in 2014, versus 1958 for the Simplicity Wonder Boy II.
- The Kubota F3990 has the wider mower deck: 60" versus 24".
Full specs comparison
| Kubota F3990 | Simplicity Wonder Boy II | |
|---|---|---|
| Power | 39 HP | 4 HP |
| Production years | 2014–2024 | 1958 |
| Fuel | Diesel | Gasoline |
| Cylinders | 4 | 1 |
| Weight | 778 kg | — |
| Drive | 4WD | 2WD |
| Transmission | Hydrostatic | Gear |
| Wheelbase | 130 cm | — |
| Length | 251 cm | — |
| Mower deck | 60" | 24" |
Frequently asked questions
Which is more powerful, the Kubota F3990 or the Simplicity Wonder Boy II?
The Kubota F3990 is more powerful than the Simplicity Wonder Boy II: 39 HP versus 4 HP (+35 HP, +875%).
Which is more recent, the Kubota F3990 or the Simplicity Wonder Boy II?
The Kubota F3990 is the more recent model: production started in 2014, versus 1958 for the Simplicity Wonder Boy II.
Which has the wider mower deck, the Kubota F3990 or the Simplicity Wonder Boy II?
The Kubota F3990 has the wider mower deck: 60" versus 24".