CO-OP 2 vs Massey-Harris Challenger
Side-by-side specs comparison
Verdict by the numbers
- The CO-OP 2 and the Massey-Harris Challenger deliver the same power: 35 HP.
- The CO-OP 2 is heavier: 2268 kg versus 1769 kg for the Massey-Harris Challenger.
Full specs comparison
| CO-OP 2 | Massey-Harris Challenger | |
|---|---|---|
| Power | 35 HP | 35 HP |
| Production years | 1936–1946 | 1936–1939 |
| Fuel | Gasoline | — |
| Cylinders | 6 | 4 |
| Displacement | 3.3 L | 4.1 L |
| Weight | 2 268 kg | 1 769 kg |
| Drive | 2WD | 2WD |
| Transmission | Synchronized | Gear |
| Gears (fwd/rev) | 5 / 1 | 4 / 1 |
| Wheelbase | — | 198 cm |
| Length | 316 cm | 328 cm |
Frequently asked questions
Which is more powerful, the CO-OP 2 or the Massey-Harris Challenger?
The CO-OP 2 and the Massey-Harris Challenger deliver the same power: 35 HP.
Which is heavier, the CO-OP 2 or the Massey-Harris Challenger?
The CO-OP 2 is heavier: 2268 kg versus 1769 kg for the Massey-Harris Challenger.

