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Challenger MT445 vs Challenger MT455
Verdict: Challenger MT445 vs Challenger MT455
The Challenger MT445 and the Challenger MT455 are both tractors — here is how they stack up on the figures that matter. Challenger MT455 leads on rated power with 75 hp against 70 hp. In short: choose the Challenger MT455 for outright pulling power, or the Challenger MT445 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
Challenger
62
Fit score
Best match
Clear
Challenger
62
Fit score
Best match
Clear
Rated power
70 hp
75 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Challenger (a part of AGCO)Reference
Challenger (a part of AGCO)Reference
Gear 2L used for pull test.Reference
Gear 1L used for pull test.Reference
Engine
ROPS Fuel tank
110.1 LReference
110.1 LReference
Cab Fuel tank
189.2 LReference
189.2 LReference
Drawbar (tested)
44.9 kWReference
47.1 kWReference
Displacement
4.2 LReference
4.0 LReference
Bore/Stroke
103 x 127 mmReference
100 x 127 mmReference
Air cleaner
dual paper elementsReference
dual paper elementsReference
Pre-heating
thermostartReference
thermostartReference
Compression
17.3:1Reference
17.3:1Reference
Rated RPM
2200Reference
2200Reference
Starter volts
12Reference
12Reference
Power at rated engine speed
52.0 kWReference
56.1 kWReference
Max power
44.9 kWReference
47.1 kWReference
Transmission
Gears
12 forward and reverseReference
12 forward and reverseReference
Clutch
wet discReference
wet discReference
PTO & Hydraulics
PTO (claimed)
48.5 kWReference
55.9 kWReference
PTO (tested)
52.0 kWReference
58.1 kWReference
Type
mechanical shuttleReference
mechanical shuttleReference
Pressure
210.0 barReference
210.0 barReference
Valves
2 to 4Reference
2 to 4Reference
SCV flow
37.9 lpmReference
37.9 lpmReference
Total flow
94.6 lpmReference
94.6 lpmReference
Rear Type
IIReference
IIReference
Control
electronic draft controlReference
electronic draft controlReference
Rear lift (at 24"/610mm)
2812 kgReference
2812 kgReference
Rear PTO
independentReference
independentReference
Rear PTO Type
540/1000Reference
540/1000Reference
Power at rated PTO speed
50.7 kWReference
57.8 kWReference
Dimensions
Wheelbase
236 cmReference
236 cmReference
Weight
6211 to 8170 poundsReference
6211 to 8287 poundsReference
Front tire
12.4R24Reference
14.9R34Reference
Rear tire
13.6R38Reference
18.4R34Reference
Ag front
12.4R24Reference
14.9R34Reference
Ag rear
13.6R38Reference
18.4R34Reference
Length
414 cmReference
414 cmReference
Width
195 cmReference
205 cmReference
Height (ROPS)
261 cmReference
264 cmReference
Height (Folded ROPS)
198 cmReference
200 cmReference
Height (cab)
254 cmReference
256 cmReference
2WD ROPS
2817 kgReference
2817 kgReference
4WD ROPS
2969 kgReference
2969 kgReference
2WD Cab
3455 kgReference
3508 kgReference
4WD Cab
3705 kgReference
3758 kgReference
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
alternatorReference
Battery volts
12Reference
12Reference
Test results
Fuel use
15.1 l/hourReference
19.7 l/hourReference
Max pull
3161 kgReference
4059 kgReference
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.