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CaseIHModel A
CaseIH STX480QT Quadtrac
Articulated
- power
- 480 hp
- displacement
- 912 ci
- Cylinders
- 6
- Forward gears
- 16
Head to head · Articulated
CaseIH STX480QT Quadtrac vs Challenger MT851
ChallengerModel B
Challenger MT851
Agricultural
- power
- 504 hp
- displacement
- 934 ci
- Cylinders
- 6
- Forward gears
- Not recorded
CaseIHCaseIH STX480QT Quadtrac
vs
ChallengerChallenger MT851
How they compare
Headline specs vs. the whole Articulated
Engine Power
▲ MT851 higher · +24 hp (+5%)STX480QT Quadtrac480 hp
MT851504 hp
Median Articulated Tractor450 hp
STX480QT Quadtrac is in the 62nd percentile; MT851 is in the 72nd · 62 models
Engine Displacement
▲ MT851 higher · +22 ci (+2%)STX480QT Quadtrac912 ci
MT851934 ci
Median Articulated Tractor827 ci
STX480QT Quadtrac is in the 67th percentile; MT851 is in the 88th · 61 models
Cylinders
= Effectively tiedSTX480QT Quadtrac6
MT8516
Median Articulated Tractor6
STX480QT Quadtrac is in the 50th percentile; MT851 is in the 50th · 61 models
Operating Weight
▲ STX480QT Quadtrac higher · +12,000 lb (+29%)STX480QT Quadtrac54,000 lb
MT85142,000 lb
Median Articulated Tractor51,335 lb
STX480QT Quadtrac is in the 69th percentile; MT851 is in the 22nd · 57 models
STX480QT Quadtrac (A)MT851 (B)Median Articulated Tractor
Full comparison
Every spec, side by side
General Information
| Spec | CaseIH STX480QT Quadtrac | Challenger MT851 | Difference |
|---|---|---|---|
| Manufacturer | CaseIH | Challenger | — |
| Model | STX480QT Quadtrac | MT851 | — |
| Category | Articulated | Agricultural | — |
Engine
| Spec | CaseIH STX480QT Quadtrac | Challenger MT851 | Difference |
|---|---|---|---|
| Manufacturer | Cummins | MAN | — |
| Model | QSX15 | D3876 | — |
| Power Output | 480hp | 504hp | ▲ MT851+24 hp · +5% |
| Rated RPM | 2,000RPM | 1,730RPM | ▲ STX480QT Quadtrac+270 RPM · +16% |
| Cylinders | 6 | 6 | Same |
| Displacement | 912ci | 934ci | ▲ MT851+22 ci · +2% |
| Bore | 5.4in | 5.4in | Same |
| Stroke | 6.7in | 6.7in | Same |
Transmission
| Spec | CaseIH STX480QT Quadtrac | Challenger MT851 | Difference |
|---|---|---|---|
| Type | Full Power Shift | Continuously-Variable Transmission | — |
Dimensions & Weight
| Spec | CaseIH STX480QT Quadtrac | Challenger MT851 | Difference |
|---|---|---|---|
| Length | Not recorded | 266in | — |
| Width | 36in | 116in | ▲ MT851+80 in · +222% |
| Height | Not recorded | 148in | — |
| Operating Weight | 54,000lb | 42,000lb | ▲ STX480QT Quadtrac+12,000 lb · +29% |
Hydraulics
| Spec | CaseIH STX480QT Quadtrac | Challenger MT851 | Difference |
|---|---|---|---|
| System Type | Not recorded | Closed Center Pressure-Flow Compensated | — |
| Steering Type | Hydrostatic Power | Not recorded | — |
Hitch & Towing
| Spec | CaseIH STX480QT Quadtrac | Challenger MT851 | Difference |
|---|---|---|---|
| Hitch Type | IVN | Not recorded | — |
Chassis & Drive
| Spec | CaseIH STX480QT Quadtrac | Challenger MT851 | Difference |
|---|---|---|---|
| Chassis Type | Not recorded | Crawler | — |
| Steering Type | Hydrostatic Power | Not recorded | — |
Electrical
| Spec | CaseIH STX480QT Quadtrac | Challenger MT851 | Difference |
|---|---|---|---|
| Starter Type | 24 Volts | Electric | — |
Category context
Both models against the field
Engine Power
median 450 hpA · 62nd percentile (480 hp)B · 72nd percentile (504 hp)
Engine Displacement
median 827 ciA · 67th percentile (912 ci)B · 88th percentile (934 ci)
Cylinders
median 6A · 50th percentile (6)B · 50th percentile (6)
Operating Weight
median 51,335 lbA · 69th percentile (54,000 lb)B · 22nd percentile (42,000 lb)
Width
median 100 inA · 14th percentile (36 in)B · 59th percentile (116 in)
A · STX480QT QuadtracB · MT851Median Articulated Tractor