Gray Tractor 18-30 vs Samson S25
Side-by-side specs comparison
Verdict by the numbers
- The Samson S25 is more powerful than the Gray Tractor 18-30: 31 HP versus 30 HP (+1 HP, +3%).
- The Gray Tractor 18-30 is the more recent model: production started in 1917, versus 1916 for the Samson S25.
- The Gray Tractor 18-30 is heavier: 2698 kg versus 2630 kg for the Samson S25.
Full specs comparison
| Gray Tractor 18-30 | Samson S25 | |
|---|---|---|
| Power | 30 HP | 31 HP |
| Production years | 1917 | 1916–1918 |
| Fuel | Gasoline | Distillate |
| Cylinders | 4 | 4 |
| Displacement | 7 L | 6.3 L |
| Weight | 2 698 kg | 2 630 kg |
| Drive | — | 2WD |
| Transmission | Gear | Gear |
| Gears (fwd/rev) | 2 / 1 | — |
| Length | 441 cm | 381 cm |
Frequently asked questions
Which is more powerful, the Gray Tractor 18-30 or the Samson S25?
The Samson S25 is more powerful than the Gray Tractor 18-30: 31 HP versus 30 HP (+1 HP, +3%).
Which is more recent, the Gray Tractor 18-30 or the Samson S25?
The Gray Tractor 18-30 is the more recent model: production started in 1917, versus 1916 for the Samson S25.
Which is heavier, the Gray Tractor 18-30 or the Samson S25?
The Gray Tractor 18-30 is heavier: 2698 kg versus 2630 kg for the Samson S25.

