Head to head · Articulated

CaseIH STX375QT Quadtrac vs John Deere 9R 390

John Deere 9R 390 Tractor
John DeereModel B

John Deere 9R 390

Four-Wheel Drive

power
371 hp
displacement
826 ci
Cylinders
6
Forward gears
18
Full 9R 390 specs
CaseIHCaseIH STX375QT Quadtrac
vs
John DeereJohn Deere 9R 390

How they compare

Headline specs vs. the whole Articulated

n = 57–62

Engine Power

▲ STX375QT Quadtrac higher · +4 hp (+1%)
STX375QT Quadtrac375 hp
9R 390371 hp
Median Articulated Tractor450 hp

STX375QT Quadtrac is in the 27th percentile; 9R 390 is in the 25th · 62 models

Engine Displacement

▲ STX375QT Quadtrac higher · +89 ci (+11%)
STX375QT Quadtrac915 ci
9R 390826 ci
Median Articulated Tractor827 ci

STX375QT Quadtrac is in the 78th percentile; 9R 390 is in the 47th · 61 models

Cylinders

= Effectively tied
STX375QT Quadtrac6
9R 3906
Median Articulated Tractor6

STX375QT Quadtrac is in the 50th percentile; 9R 390 is in the 50th · 61 models

Forward Gears

▲ 9R 390 higher · +2 (+13%)
STX375QT Quadtrac16
9R 39018
Median Articulated Tractor16

STX375QT Quadtrac is in the 50th percentile; 9R 390 is in the 97th · 59 models

STX375QT Quadtrac (A)9R 390 (B)Median Articulated Tractor

Full comparison

Every spec, side by side

General Information

SpecCaseIH STX375QT QuadtracJohn Deere 9R 390Difference
ManufacturerCaseIHJohn Deere—
ModelSTX375QT Quadtrac9R 390—
CategoryArticulatedFour-Wheel Drive—

Engine

SpecCaseIH STX375QT QuadtracJohn Deere 9R 390Difference
ManufacturerCumminsJohn Deere—
ModelQSX15JD14—
Power Output375hp371hp▲ STX375QT Quadtrac+4 hp · +1%
Rated RPM2,000RPM2,100RPM▲ 9R 390+100 RPM · +5%
Cylinders66Same
Displacement915ci826ci▲ STX375QT Quadtrac+89 ci · +11%
Bore5.4in5.2in▲ STX375QT Quadtrac+0.2 in · +4%
Stroke6.7in6.5in▲ STX375QT Quadtrac+0.2 in · +3%

Transmission

SpecCaseIH STX375QT QuadtracJohn Deere 9R 390Difference
TypeFull Power ShiftFull power shiftSame

Dimensions & Weight

SpecCaseIH STX375QT QuadtracJohn Deere 9R 390Difference
LengthNot recorded313in—
Width44inNot recorded—
HeightNot recorded147in—
Operating Weight53,264lb46,800lb▲ STX375QT Quadtrac+6,464 lb · +14%

Hydraulics

SpecCaseIH STX375QT QuadtracJohn Deere 9R 390Difference
System TypePressure Flow CompensatedClosed center pressure/flow compensated—
Steering TypeHydrostatic PowerNot recorded—

Hitch & Towing

SpecCaseIH STX375QT QuadtracJohn Deere 9R 390Difference
Hitch TypeIVN/IIINot recorded—
Hitch CategoryNot recordedCategory 4N—

Chassis & Drive

SpecCaseIH STX375QT QuadtracJohn Deere 9R 390Difference
Chassis Type4X4Not recorded—
Drive TypeQuad TrackNot recorded—
Steering TypeHydrostatic PowerNot recorded—

Electrical

SpecCaseIH STX375QT QuadtracJohn Deere 9R 390Difference
Starter TypeElectricElectricSame

Capacities

SpecCaseIH STX375QT QuadtracJohn Deere 9R 390Difference
CoolantNot recorded14.9gal—

Operator Station

SpecCaseIH STX375QT QuadtracJohn Deere 9R 390Difference
TypeNot recordedCab—

Category context

Both models against the field

Engine Power

median 450 hp
A · 27th percentile (375 hp)B · 25th percentile (371 hp)

Engine Displacement

median 827 ci
A · 78th percentile (915 ci)B · 47th percentile (826 ci)

Cylinders

median 6
A · 50th percentile (6)B · 50th percentile (6)

Forward Gears

median 16
A · 50th percentile (16)B · 97th percentile (18)

Operating Weight

median 51,335 lb
A · 57th percentile (53,264 lb)B · 38th percentile (46,800 lb)
A · STX375QT QuadtracB · 9R 390Median Articulated Tractor
Full spec pageCaseIH STX375QT QuadtracFull spec pageJohn Deere 9R 390