CaseIHModel A
CaseIH STX425QT Quadtrac
Articulated
- power
- 425 hp
- displacement
- 915 ci
- Cylinders
- 6
- Forward gears
- 16
Head to head · Articulated
CaseIH STX425QT Quadtrac vs CaseIH STX440QT Quadtrac
Image not recorded
CaseIHModel B
CaseIH STX440QT Quadtrac
Crawler
- power
- 440 hp
- displacement
- 912 ci
- Cylinders
- 6
- Forward gears
- 16
CaseIHCaseIH STX425QT Quadtrac
vs
CaseIHCaseIH STX440QT Quadtrac
How they compare
Headline specs vs. the whole Articulated
Engine Power
▲ STX440QT Quadtrac higher · +15 hp (+4%)STX425QT Quadtrac425 hp
STX440QT Quadtrac440 hp
Median Articulated Tractor450 hp
STX425QT Quadtrac is in the 38th percentile; STX440QT Quadtrac is in the 44th · 62 models
Engine Displacement
▲ STX425QT Quadtrac higher · +3 ci (<1%)STX425QT Quadtrac915 ci
STX440QT Quadtrac912 ci
Median Articulated Tractor827 ci
STX425QT Quadtrac is in the 78th percentile; STX440QT Quadtrac is in the 67th · 61 models
Cylinders
= Effectively tiedSTX425QT Quadtrac6
STX440QT Quadtrac6
Median Articulated Tractor6
STX425QT Quadtrac is in the 50th percentile; STX440QT Quadtrac is in the 50th · 61 models
Forward Gears
= Effectively tiedSTX425QT Quadtrac16
STX440QT Quadtrac16
Median Articulated Tractor16
STX425QT Quadtrac is in the 50th percentile; STX440QT Quadtrac is in the 50th · 59 models
STX425QT Quadtrac (A)STX440QT Quadtrac (B)Median Articulated Tractor
Full comparison
Every spec, side by side
General Information
| Spec | CaseIH STX425QT Quadtrac | CaseIH STX440QT Quadtrac | Difference |
|---|---|---|---|
| Manufacturer | CaseIH | CaseIH | Same |
| Model | STX425QT Quadtrac | STX440QT Quadtrac | — |
| Category | Articulated | Crawler, Articulated | — |
Engine
| Spec | CaseIH STX425QT Quadtrac | CaseIH STX440QT Quadtrac | Difference |
|---|---|---|---|
| Manufacturer | Cummins | Cummins | Same |
| Model | QSX15 | QSX15 | Same |
| Power Output | 425hp | 440hp | ▲ STX440QT Quadtrac+15 hp · +4% |
| Rated RPM | 2,000RPM | 2,000RPM | Same |
| Cylinders | 6 | 6 | Same |
| Displacement | 915ci | 912ci | ▲ STX425QT Quadtrac+3 ci · <1% |
| Bore | 5.4in | 5.4in | Same |
| Stroke | 6.7in | 6.7in | Same |
Transmission
| Spec | CaseIH STX425QT Quadtrac | CaseIH STX440QT Quadtrac | Difference |
|---|---|---|---|
| Type | Full power shift | full power shift | Same |
Dimensions & Weight
| Spec | CaseIH STX425QT Quadtrac | CaseIH STX440QT Quadtrac | Difference |
|---|---|---|---|
| Width | 44in | 44in | Same |
| Operating Weight | 53,264lb | 51,335lb | ▲ STX425QT Quadtrac+1,929 lb · +4% |
Hydraulics
| Spec | CaseIH STX425QT Quadtrac | CaseIH STX440QT Quadtrac | Difference |
|---|---|---|---|
| System Type | Pressure flow compensated (PFC) | closed center load sensing | — |
| Steering Type | Hydrostatic power | hydrostatic power | Same |
Hitch & Towing
| Spec | CaseIH STX425QT Quadtrac | CaseIH STX440QT Quadtrac | Difference |
|---|---|---|---|
| Hitch Category | IVN/III | IVN | — |
| Hitch Position | Rear | Rear | Same |
Chassis & Drive
| Spec | CaseIH STX425QT Quadtrac | CaseIH STX440QT Quadtrac | Difference |
|---|---|---|---|
| Chassis Type | 4x4 (Quadtrac) | articulated crawler | — |
| Drive Type | 4WD | Quadtrac | — |
| Steering Type | Hydrostatic power | hydrostatic power | Same |
Electrical
| Spec | CaseIH STX425QT Quadtrac | CaseIH STX440QT Quadtrac | Difference |
|---|---|---|---|
| Battery Voltage | Not recorded | 12V | — |
| Starter Type | Electric, 12 volts | Electric | — |
Category context
Both models against the field
Engine Power
median 450 hpA · 38th percentile (425 hp)B · 44th percentile (440 hp)
Engine Displacement
median 827 ciA · 78th percentile (915 ci)B · 67th percentile (912 ci)
Cylinders
median 6A · 50th percentile (6)B · 50th percentile (6)
Forward Gears
median 16A · 50th percentile (16)B · 50th percentile (16)
Operating Weight
median 51,335 lbA · 57th percentile (53,264 lb)B · 50th percentile (51,335 lb)
A · STX425QT QuadtracB · STX440QT QuadtracMedian Articulated Tractor