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CaseIH STX440 vs CaseIH STX450
Verdict: CaseIH STX440 vs CaseIH STX450
The CaseIH STX440 and the CaseIH STX450 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 401 hp. CaseIH STX450 is the newer design (2002 vs 2001). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
CaseIH
62
Fit score
Best match
Clear
CaseIH
62
Fit score
Best match
Clear
Rated power
401 hp
401 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
CaseIHReference
CaseIHReference
Gear 3 used for pull test.Reference
Gear 3 used for pull test.Reference
Final drives
compound planetaryReference
compound planetaryReference
Steering
hydrostatic powerReference
hydrostatic powerReference
Engine
Fuel tank
1135.5 LReference
1135.5 LReference
Engine
328.1 kWReference
335.6 kWReference
Drawbar (tested)
276.9 kWReference
276.9 kWReference
Displacement
14.9 LReference
14.9 LReference
Bore/Stroke
137 x 169 mmReference
137 x 169 mmReference
Power
328.1 kWReference
335.6 kWReference
Air cleaner
dual paper elementsReference
dual paper elementsReference
Compression
16.5:1Reference
16.5:1Reference
Rated RPM
2000Reference
2000Reference
Torque
2237.4 NmReference
2263.2 NmReference
Torque RPM
1400Reference
1400Reference
Starter volts
12Reference
12Reference
Max power
276.9 kWReference
276.9 kWReference
Power at rated engine speed
298.8 kWReference
298.8 kWReference
Drawbar (claimed)
—
268.5 kWReference
Transmission
Gears
16 forward and 2 reverseReference
16 forward and 2 reverseReference
Clutch
electro-hydraulic wet discReference
electro-hydraulic wet discReference
PTO & Hydraulics
PTO (tested)
338.7 kWReference
338.7 kWReference
Type
full power shiftReference
full power shiftReference
Rear valves
4 to 7Reference
4 to 7Reference
Pump flow
208.2 lpmReference
—
Rear Type
IVNReference
IVN/IIIReference
Rear lift (at 24"/610mm)
8845 kgReference
8845 kgReference
Rear PTO
independentReference
independentReference
Rear PTO Type
1000Reference
1000 (1.75)Reference
PTO (claimed)
—
294.6 kWReference
SCV flow
—
132.5 lpmReference
Total flow
—
208.2 lpmReference
Dimensions
Wheelbase
391 cmReference
391 cmReference
Weight
17837 kgReference
17837 kgReference
Front tire
20.8R42Reference
—
Rear tire
20.8R42Reference
—
Ag front
20.8R42Reference
—
Ag rear
20.8R42Reference
—
Width
111 cmReference
111 cmReference
Rear axle
114 mmReference
114 mmReference
Operating
17837 kgReference
17837 kgReference
Ballasted
20212 kgReference
20212 kgReference
Length
—
806 cmReference
Height
—
386 cmReference
Front axle
—
114 mmReference
Rear tread
—
152 to 447 cmReference
Max Drawbar
—
4989 kgReference
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
alternatorReference
Batteries
2Reference
—
Battery volts
12Reference
12Reference
Capacities
Max capacity
23950 kgReference
23587 kgReference
Test results
Fuel use
82.5 l/hourReference
82.5 l/hourReference
Max pull
20196 kgReference
20196 kgReference
Variants
STX450
—
wheeled tractorReference
STX450QT
—
crawler tractorReference
TJ450
—
similar New Holland modelReference
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.