CaseIHModel A
CaseIH STX450QT Quadtrac
Articulated
- power
- 450 hp
- displacement
- 912 ci
- Cylinders
- 6
- Forward gears
- 16
Head to head · Articulated
CaseIH STX450QT Quadtrac vs Challenger MT855E
Image not recorded
ChallengerModel B
Challenger MT855E
Articulated
- power
- 454 hp
- displacement
- 1,026 ci
- Cylinders
- 12
- Forward gears
- 16
CaseIHCaseIH STX450QT Quadtrac
vs
ChallengerChallenger MT855E
How they compare
Headline specs vs. the whole Articulated
Engine Power
▲ MT855E higher · +4 hp (<1%)STX450QT Quadtrac450 hp
MT855E454 hp
Median Articulated Tractor450 hp
STX450QT Quadtrac is in the 50th percentile; MT855E is in the 52nd · 62 models
Engine Displacement
▲ MT855E higher · +114 ci (+13%)STX450QT Quadtrac912 ci
MT855E1,026 ci
Median Articulated Tractor827 ci
STX450QT Quadtrac is in the 67th percentile; MT855E is in the 95th · 61 models
Cylinders
▲ MT855E higher · +6 (+100%)STX450QT Quadtrac6
MT855E12
Median Articulated Tractor6
STX450QT Quadtrac is in the 50th percentile; MT855E is in the 97th · 61 models
Forward Gears
= Effectively tiedSTX450QT Quadtrac16
MT855E16
Median Articulated Tractor16
STX450QT Quadtrac is in the 50th percentile; MT855E is in the 50th · 59 models
STX450QT Quadtrac (A)MT855E (B)Median Articulated Tractor
Full comparison
Every spec, side by side
General Information
| Spec | CaseIH STX450QT Quadtrac | Challenger MT855E | Difference |
|---|---|---|---|
| Manufacturer | CaseIH | Challenger | — |
| Model | STX450QT Quadtrac | MT855E | — |
| Category | Articulated | Articulated | Same |
Engine
| Spec | CaseIH STX450QT Quadtrac | Challenger MT855E | Difference |
|---|---|---|---|
| Manufacturer | Cummins | AGCO | — |
| Model | QSX15 | AGCO Power | — |
| Power Output | 450hp | 454hp | ▲ MT855E+4 hp · <1% |
| Rated RPM | 2,000RPM | Not recorded | — |
| Cylinders | 6 | 12 | ▲ MT855E+6 · +100% |
| Displacement | 912ci | 1,026ci | ▲ MT855E+114 ci · +13% |
| Bore | 5.4in | 4.4in | ▲ STX450QT Quadtrac+1 in · +23% |
| Stroke | 6.7in | 5.7in | ▲ STX450QT Quadtrac+1 in · +18% |
Transmission
| Spec | CaseIH STX450QT Quadtrac | Challenger MT855E | Difference |
|---|---|---|---|
| Type | Full Power Shift | selective gear fixed ratio with full range operator-controlled power shift | — |
Dimensions & Weight
| Spec | CaseIH STX450QT Quadtrac | Challenger MT855E | Difference |
|---|---|---|---|
| Width | 44in | 100in | ▲ MT855E+56 in · +127% |
| Operating Weight | 51,335lb | 43,840lb | ▲ STX450QT Quadtrac+7,495 lb · +17% |
Hydraulics
| Spec | CaseIH STX450QT Quadtrac | Challenger MT855E | Difference |
|---|---|---|---|
| System Type | Pressure Flow Compensated (PFC) | closed center pressure flow compensated | — |
| Steering Type | Hydrostatic Power | power differential | — |
Hitch & Towing
| Spec | CaseIH STX450QT Quadtrac | Challenger MT855E | Difference |
|---|---|---|---|
| Hitch Category | IVN/III | Cat. 4 | — |
| Hitch Position | Rear | Not recorded | — |
| Hitch Capacity | Not recorded | 55,913lb | — |
Chassis & Drive
| Spec | CaseIH STX450QT Quadtrac | Challenger MT855E | Difference |
|---|---|---|---|
| Chassis Type | 4x4 (Quadtrac) | Not recorded | — |
| Drive Type | Quad-Trac | Not recorded | — |
| Steering Type | Hydrostatic Power | power differential | — |
Electrical
| Spec | CaseIH STX450QT Quadtrac | Challenger MT855E | Difference |
|---|---|---|---|
| Starter Type | Electric | electric | Same |
Category context
Both models against the field
Engine Power
median 450 hpA · 50th percentile (450 hp)B · 52nd percentile (454 hp)
Engine Displacement
median 827 ciA · 67th percentile (912 ci)B · 95th percentile (1,026 ci)
Cylinders
median 6A · 50th percentile (6)B · 97th percentile (12)
Forward Gears
median 16A · 50th percentile (16)B · 50th percentile (16)
Operating Weight
median 51,335 lbA · 50th percentile (51,335 lb)B · 27th percentile (43,840 lb)
A · STX450QT QuadtracB · MT855EMedian Articulated Tractor