
Big BudModel A
Big Bud 450
Utility
- power
- 450 hp
- displacement
- 736 ci
- Cylinders
- 8
- Forward gears
- 12
Head to head · Utility

Utility
Four-Wheel Drive
How they compare
450 is in the 99th percentile; MT855 is in the 99th · 5,383 models
450 is in the 96th percentile; MT855 is in the 98th · 5,580 models
450 is in the 99th percentile; MT855 is in the 93rd · 5,720 models
450 is in the 50th percentile; MT855 is in the 73rd · 4,941 models
Full comparison
| Spec | Big Bud 450 | Challenger MT855 | Difference |
|---|---|---|---|
| Manufacturer | Big Bud | Challenger | — |
| Model | 450 | MT855 | — |
| Category | Utility | Four-Wheel Drive | — |
| Spec | Big Bud 450 | Challenger MT855 | Difference |
|---|---|---|---|
| Manufacturer | Detroit Diesel | Caterpillar | — |
| Model | 8V92TA | C16 | — |
| Power Output | 450hp | 450hp | Same |
| Rated RPM | Not recorded | 2,100RPM | — |
| Cylinders | 8 | 6 | ▲ 450+2 · +33% |
| Displacement | 736ci | 893ci | ▲ MT855+157 ci · +21% |
| Bore | 4.8in | 5.4in | ▲ MT855+0.6 in · +13% |
| Stroke | 5in | 6.5in | ▲ MT855+1.5 in · +30% |
| Spec | Big Bud 450 | Challenger MT855 | Difference |
|---|---|---|---|
| Type | Full power shift | Full power shift | Same |
| Spec | Big Bud 450 | Challenger MT855 | Difference |
|---|---|---|---|
| Length | Not recorded | 266in | — |
| Width | Not recorded | 142in | — |
| Height | Not recorded | 139in | — |
| Operating Weight | 40,000lb | 41,000lb | ▲ MT855+1,000 lb · +3% |
| Spec | Big Bud 450 | Challenger MT855 | Difference |
|---|---|---|---|
| System Type | Not recorded | Closed center load sensing | — |
| Steering Type | Hydrostatic power | Not recorded | — |
| Spec | Big Bud 450 | Challenger MT855 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | IVN | — |
| Hitch Position | Not recorded | Rear | — |
| Spec | Big Bud 450 | Challenger MT855 | Difference |
|---|---|---|---|
| Chassis Type | 4x4 4WD | Not recorded | — |
| Drive Type | 4WD | Not recorded | — |
| Steering Type | Hydrostatic power | Not recorded | — |
| Brake Type | Not recorded | Hydraulic wet disc | — |
| Spec | Big Bud 450 | Challenger MT855 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Category context