Big Bud 650/50 vs CaseIH Steiger 645 Quadtrac
Side-by-side specs comparison
Verdict by the numbers
- The Big Bud 650/50 is more powerful than the CaseIH Steiger 645 Quadtrac: 650 HP versus 636 HP (+14 HP, +2%).
- The CaseIH Steiger 645 Quadtrac is the more recent model: production started in 2024, versus 1980 for the Big Bud 650/50.
Full specs comparison
| Big Bud 650/50 | CaseIH Steiger 645 Quadtrac | |
|---|---|---|
| Power | 650 HP | 636 HP |
| Production years | 1980–1981 | 2024+ |
| Fuel | Diesel | Diesel |
| Cylinders | 12 | 6 |
| Displacement | 18.1 L | 12.9 L |
| Weight | 27 216 kg | — |
| Drive | 4WD | — |
| Transmission | Power shift | Power shift |
| Gears (fwd/rev) | 9 / 2 | 17 / 2 |
| Rear lift capacity | — | 10 092 kg |
| Wheelbase | 398 cm | — |
| Length | 670 cm | — |
| Cab | Yes | Yes |
Frequently asked questions
Which is more powerful, the Big Bud 650/50 or the CaseIH Steiger 645 Quadtrac?
The Big Bud 650/50 is more powerful than the CaseIH Steiger 645 Quadtrac: 650 HP versus 636 HP (+14 HP, +2%).
Which is more recent, the Big Bud 650/50 or the CaseIH Steiger 645 Quadtrac?
The CaseIH Steiger 645 Quadtrac is the more recent model: production started in 2024, versus 1980 for the Big Bud 650/50.