Image not recorded
Big BudModel A
Big Bud 400/20
Utility
- power
- 400 hp
- displacement
- 736 ci
- Cylinders
- 8
- Forward gears
- 12
Head to head · Utility
Big Bud 400/20 vs Challenger MT845B
Image not recorded
ChallengerModel B
Challenger MT845B
Agricultural
- power
- 402 hp
- displacement
- 928 ci
- Cylinders
- 6
- Forward gears
- 16
Big BudBig Bud 400/20
vs
ChallengerChallenger MT845B
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ MT845B higher · +2 hp (<1%)400/20400 hp
MT845B402 hp
Median Utility Tractor55 hp
400/20 is in the 98th percentile; MT845B is in the 98th · 5,383 models
Engine Displacement
▲ MT845B higher · +192 ci (+26%)400/20736 ci
MT845B928 ci
Median Utility Tractor183 ci
400/20 is in the 96th percentile; MT845B is in the 99th · 5,580 models
Cylinders
▲ 400/20 higher · +2 (+33%)400/208
MT845B6
Median Utility Tractor4
400/20 is in the 99th percentile; MT845B is in the 93rd · 5,720 models
Forward Gears
▲ MT845B higher · +4 (+33%)400/2012
MT845B16
Median Utility Tractor12
400/20 is in the 50th percentile; MT845B is in the 73rd · 4,941 models
400/20 (A)MT845B (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Big Bud 400/20 | Challenger MT845B | Difference |
|---|---|---|---|
| Manufacturer | Big Bud | Challenger | — |
| Model | 400/20 | MT845B | — |
| Category | Utility | Agricultural | — |
Engine
| Spec | Big Bud 400/20 | Challenger MT845B | Difference |
|---|---|---|---|
| Manufacturer | Detroit Diesel | Caterpillar | — |
| Model | 8V-92T | C15 ACERT | — |
| Power Output | 400hp | 402hp | ▲ MT845B+2 hp · <1% |
| Rated RPM | 2,100RPM | 1,800RPM | ▲ 400/20+300 RPM · +17% |
| Cylinders | 8 | 6 | ▲ 400/20+2 · +33% |
| Displacement | 736ci | 928ci | ▲ MT845B+192 ci · +26% |
| Bore | 4.8in | 5.4in | ▲ MT845B+0.6 in · +13% |
| Stroke | 5in | 6.8in | ▲ MT845B+1.8 in · +36% |
Transmission
| Spec | Big Bud 400/20 | Challenger MT845B | Difference |
|---|---|---|---|
| Type | Gear | selective gear fixed ratio with full range operator controlled power shift | — |
Dimensions & Weight
| Spec | Big Bud 400/20 | Challenger MT845B | Difference |
|---|---|---|---|
| Length | 268in | 266in | ▲ 400/20+2 in · <1% |
| Width | 120in | 141in | ▲ MT845B+21 in · +18% |
| Height | Not recorded | 138in | — |
| Operating Weight | Not recorded | 42,900lb | — |
Hydraulics
| Spec | Big Bud 400/20 | Challenger MT845B | Difference |
|---|---|---|---|
| System Type | Closed center load sensing | closed center pressure and flow compensated | — |
| Steering Type | Articulated power | Not recorded | — |
Hitch & Towing
| Spec | Big Bud 400/20 | Challenger MT845B | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | 3 Point Hitch Type | — |
| Hitch Category | Not recorded | III/IVN | — |
Chassis & Drive
| Spec | Big Bud 400/20 | Challenger MT845B | Difference |
|---|---|---|---|
| Chassis Type | 4x4 articulated 4WD | Not recorded | — |
| Drive Type | 4WD | Not recorded | — |
| Steering Type | Articulated power | Not recorded | — |
Electrical
| Spec | Big Bud 400/20 | Challenger MT845B | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Operator Station
| Spec | Big Bud 400/20 | Challenger MT845B | Difference |
|---|---|---|---|
| Type | Cab | Not recorded | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 98th percentile (400 hp)B · 98th percentile (402 hp)
Engine Displacement
median 183 ciA · 96th percentile (736 ci)B · 99th percentile (928 ci)
Cylinders
median 4A · 99th percentile (8)B · 93rd percentile (6)
Forward Gears
median 12A · 50th percentile (12)B · 73rd percentile (16)
Length
median 137 inA · 98th percentile (268 in)B · 98th percentile (266 in)
A · 400/20B · MT845BMedian Utility Tractor