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Challenger MT845E vs Challenger MT855B
Verdict: Challenger MT845E vs Challenger MT855B
The Challenger MT845E and the Challenger MT855B are both tractors — here is how they stack up on the figures that matter. Challenger MT855B leads on rated power with 460 hp against 450 hp. Challenger MT855B is the lighter machine (18,597 kg vs 19,321 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Challenger MT845E holds more fuel (1249.0 L vs 1154.4 L) for longer stints between fills. Challenger MT845E is the newer design (2014 vs 2005). In short: choose the Challenger MT855B for outright pulling power, or the Challenger MT845E 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
450 hp
460 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
Challenger (a part of AGCO)Reference
Challenger (a part of AGCO)Reference
Gear 3 used for pull test.Reference
Gear 3 used for pull test.Reference
Drive
crawlerReference
crawlerReference
Steering
power differentialReference
—
Engine
Fuel tank
1249.0 LReference
1249.0 LReference
Exhaust fluid (DEF)
115.4 LReference
—
Engine (gross)
335.6 kWReference
343.0 kWReference
Drawbar (tested)
241.8 kWReference
267.1 kWReference
Displacement
16.8 LReference
15.2 LReference
Bore/Stroke
111 x 145 mmReference
137 x 172 mmReference
Emissions
Tier IVReference
Tier IIIReference
Emission control
selective catalytic reduction (SCR)Reference
—
Power (gross)
335.6 kWReference
343.0 kWReference
Maximum Power
362.4 kWReference
—
Rated RPM
2100Reference
2100Reference
Torque
2175.0 NmReference
1929.6 NmReference
Torque RPM
1500Reference
1300Reference
Starter
electricReference
—
Starter volts
12Reference
12Reference
Max power
241.8 kWReference
267.1 kWReference
Power at rated engine speed
275.7 kWReference
307.4 kWReference
Fuel Type
dieselReference
—
No of Cylinders
12 cylinderReference
—
Rated engine speed
2,100 RPMReference
—
Emissions compliance
Tier IV | selective catalytic reduction (SCR)Reference
—
Engine torque at rated speed
727.6 kgReference
—
Bore and stroke
4.370x5.709 inchesReference
—
Cooling system
liquid-cooledReference
—
Air cleaner
—
dual paper elementsReference
Compression
—
16.5:1Reference
Transmission
Transmission
CaterpillarReference
Cat PowershiftReference
Gears
16 forward and 4 reverseReference
16 forward and 4 reverseReference
Transmission Type
PowershiftReference
—
forward and reverse options
Caterpillar - 16R and 4RReference
—
Track Drive type
4WDReference
—
PTO & Hydraulics
PTO (claimed)
272.2 kWReference
287.1 kWReference
PTO (tested)
314.4 kWReference
346.9 kWReference
Type
full power shiftReference
full power shiftReference
Pressure
200.0 barReference
200.0 barReference
Valves
4 to 6Reference
—
Pump flow
321.7 lpmReference
—
SCV flow
136.3 lpmReference
—
Rear lift
8845 kgReference
8845 kgReference
Drawbar
Cat. 5Reference
—
Rear PTO
independentReference
independentReference
Clutch
hydraulic wet discReference
—
Rear PTO Type
1000 (1.75)Reference
1000 (1.75)Reference
Power at rated PTO speed
314.4 kWReference
331.2 kWReference
Rear valves
—
4 to 6Reference
Total flow
—
223.3 lpmReference
Rear Type
—
III/IVNReference
Dimensions
Weight
19321 kgReference
18597 kgReference
Front axle
BarReference
—
Gauge
228 to 325 cmReference
—
Shipping
19321 kgReference
—
Max Drawbar
5670 kgReference
—
Wheelbase
—
299 cmReference
Length
—
675 cmReference
Height
—
350 cmReference
Shipping weight
—
18597 kgReference
Max weight
—
22680 kgReference
Ground clearance
—
36 cmReference
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
—
Charging amps
300 (2x 150)Reference
185Reference
Batteries
4Reference
4Reference
Battery CCA
1000Reference
1000Reference
Battery volts
12Reference
12Reference
Battery options
4Reference
—
Total cold cranking amps
1,000 CCAReference
—
Challenger MT845E Tracks
Width
91 cmReference
357 cmReference
Capacities
Max capacity
25362 kgReference
—
Capacity
1,027.5 ciReference
—
Diesel exhaust fluid (DEF) tank
115.5 LReference
—
Test results
Fuel use
90.1 l/hourReference
90.5 l/hourReference
Max pull
20492 kgReference
19034 kgReference
General
Make & Model
Challenger (a part of AGCO)Reference
—
Drawbar category
Cat. 4, Cat. 5Reference
—
Front Axle Type
BarReference
—
Country of manufacturer
USAReference
—
Hydraulics
Capacity Valves
48 valveReference
—
Hydraulics Type
closed center pressure flow compensatedReference
—
Maximum operating pressure
2,900 psiReference
—
Remote Valves
4 to 6 valvesReference
—
Rear Hitch maximum lift capacity
8,845 kgReference
—
Power
Rated Power
450 hpReference
—
PTO
PTO Power
365 hpReference
—
Rear PTO Power
AvailableReference
—
Rear PTO RPM
1,000 RPMReference
—
Dimensions & weight
Overall weight
19,321.2 kgReference
—
Track width
91.4 cmReference
—
Operator station
Cab Availability
TrueReference
—
Cab Air conditioning, temperature differential
Cab standard with air-conditioningReference
—
Seat Suspension
TRUEReference
—
Steering & brakes
Steering type
power differentialReference
—
Challenger MT855B Tracks
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.