
Big BudModel A
Big Bud HN320
Utility
- power
- 320 hp
- displacement
- 855 ci
- Cylinders
- 6
- Forward gears
- 12
Head to head · Utility

Utility
Agricultural
How they compare
HN320 is in the 97th percentile; MT755B is in the 97th · 5,383 models
HN320 is in the 98th percentile; MT755B is in the 94th · 5,580 models
HN320 is in the 93rd percentile; MT755B is in the 93rd · 5,720 models
HN320 is in the 50th percentile; MT755B is in the 73rd · 4,941 models
Full comparison
| Spec | Big Bud HN320 | Challenger MT755B | Difference |
|---|---|---|---|
| Manufacturer | Big Bud | Challenger | — |
| Model | HN320 | MT755B | — |
| Category | Utility | Agricultural | — |
| Spec | Big Bud HN320 | Challenger MT755B | Difference |
|---|---|---|---|
| Manufacturer | Cummins | Caterpillar | — |
| Model | NT855 | C9 ACERT Tech Tier 3 | — |
| Power Output | 320hp | 316hp | ▲ HN320+4 hp · +1% |
| Rated RPM | 2,100RPM | 1,701RPM | ▲ HN320+399 RPM · +23% |
| Cylinders | 6 | 6 | Same |
| Displacement | 855ci | 537ci | ▲ HN320+318 ci · +59% |
| Bore | 5.5in | 4.4in | ▲ HN320+1.1 in · +25% |
| Stroke | 6in | 5.9in | ▲ HN320+0.1 in · +2% |
| Spec | Big Bud HN320 | Challenger MT755B | Difference |
|---|---|---|---|
| Type | Gear | Full power shift | — |
| Spec | Big Bud HN320 | Challenger MT755B | Difference |
|---|---|---|---|
| Length | Not recorded | 233in | — |
| Width | Not recorded | 133in | — |
| Height | Not recorded | 136in | — |
| Operating Weight | 36,000lb | 31,000lb | ▲ HN320+5,000 lb · +16% |
| Spec | Big Bud HN320 | Challenger MT755B | Difference |
|---|---|---|---|
| System Type | Open Center | Closed-center PFC | — |
| Pump Flow Capacity | Not recorded | 44.5gpm | — |
| Pressure | Not recorded | 2,734psi | — |
| Steering Type | Hydrostatic Power | Electro-hydraulic power | — |
| Spec | Big Bud HN320 | Challenger MT755B | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Standard Cat.3/3N | — |
| Hitch Category | Not recorded | III | — |
| Hitch Position | Not recorded | Rear | — |
| Hitch Capacity | Not recorded | 16,000lb | — |
| Spec | Big Bud HN320 | Challenger MT755B | Difference |
|---|---|---|---|
| Chassis Type | 4x4 articulated 4WD | Not recorded | — |
| Drive Type | 4WD | Not recorded | — |
| Steering Type | Hydrostatic Power | Electro-hydraulic power | — |
| Brake Type | Not recorded | Hydraulic wet disc | — |
| Spec | Big Bud HN320 | Challenger MT755B | Difference |
|---|---|---|---|
| Battery Voltage | Not recorded | 12V | — |
| Starter Type | Electric | Electric | Same |
| Spec | Big Bud HN320 | Challenger MT755B | Difference |
|---|---|---|---|
| Type | Not recorded | Cab | — |
Category context