John Deere 420 vs Roper lawn tractors GTK18
Side-by-side specs comparison
Verdict by the numbers
- The John Deere 420 is more powerful than the Roper lawn tractors GTK18: 20 HP versus 18 HP (+2 HP, +11%).
- The Roper lawn tractors GTK18 is the more recent model: production started in 1988, versus 1983 for the John Deere 420.
Full specs comparison
| John Deere 420 | Roper lawn tractors GTK18 | |
|---|---|---|
| Power | 20 HP | 18 HP |
| Production years | 1983–1991 | 1988 |
| Fuel | — | Gasoline |
| Cylinders | 2 | 2 |
| Drive | 2WD | 2WD |
| Transmission | Hydrostatic | Gear |
| Gears (fwd/rev) | — | 6 / 2 |
| Rear lift capacity | 290 kg | — |
| Wheelbase | 132 cm | — |
| Length | 195 cm | — |
| Mower deck | 50" | 50" |
Frequently asked questions
Which is more powerful, the John Deere 420 or the Roper lawn tractors GTK18?
The John Deere 420 is more powerful than the Roper lawn tractors GTK18: 20 HP versus 18 HP (+2 HP, +11%).
Which is more recent, the John Deere 420 or the Roper lawn tractors GTK18?
The Roper lawn tractors GTK18 is the more recent model: production started in 1988, versus 1983 for the John Deere 420.

