Compare/Challenger MT775E vs Challenger MT845B

Challenger MT775E vs Challenger MT845B

Verdict: Challenger MT775E vs Challenger MT845B

The Challenger MT775E and the Challenger MT845B are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 400 hp. Challenger MT775E is the lighter machine (13,667 kg vs 41,000 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Challenger MT845B holds more fuel (1154.4 L vs 658.6 L) for longer stints between fills. Challenger MT775E is the newer design (2014 vs 2005). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Challenger

Fit score

Best match

Clear

Challenger

Fit score

Best match

Clear

Rated power

400 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Challenger (a part of AGCO)Reference

Gear 4 used for pull test.Reference

Gear 3 used for pull test.Reference

Drive

crawlerReference

Steering

electro-hydraulic differentialReference

—

Engine

Fuel tank

942.5 LReference

1249.0 LReference

Exhaust fluid (DEF)

87.1 LReference

—

Engine (gross)

298.3 kWReference

Drawbar (tested)

222.1 kWReference

233.6 kWReference

Displacement

9.8 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)

298.3 kWReference

Maximum Power

321.4 kWReference

—

Rated RPM

2100Reference

Torque

1921.5 NmReference

1929.6 NmReference

Torque RPM

1500Reference

1300Reference

Starter volts

12Reference

Max power

222.1 kWReference

233.6 kWReference

Power at rated engine speed

249.6 kWReference

268.1 kWReference

Fuel Type

dieselReference

—

No of Cylinders

7 cylinderReference

—

Rated engine speed

2,100 RPMReference

—

Emissions compliance

Tier IV || selective catalytic reduction (SCR)Reference

—

Engine torque at rated speed

642.7 kgReference

—

Bore and stroke

4.370x5.709 inchesReference

—

Cooling system

liquid-cooledReference

—

Air cleaner

—

dual paper elementsReference

Compression

—

16.5:1Reference

Transmission

CaterpillarReference

Cat PowershiftReference

Type

full power shiftReference

Gears

16 forward and 4 reverseReference

Clutch

hydraulic wet discReference

Transmission Type

PowershiftReference

—

forward and reverse options

Caterpillar - 16F and 4RReference

—

Track Drive type

4WDReference

—

PTO & Hydraulics

PTO (tested)

279.2 kWReference

300.0 kWReference

Pressure

200.0 barReference

Valves

4 to 6Reference

—

Pump flow

321.7 lpmReference

—

SCV flow

136.3 lpmReference

—

Rear Type

IVN/IIIReference

III/IVNReference

Rear lift

7257 kgReference

8845 kgReference

Drawbar

Cat. 3 optionalReference

—

Rear PTO

independentReference

Rear PTO Type

1000 (1.75)Reference

Power at rated PTO speed

271.4 kWReference

288.6 kWReference

PTO (claimed)

—

249.8 kWReference

Rear valves

—

4 to 6Reference

Total flow

—

223.3 lpmReference

Dimensions

Weight

13667 kgReference

41000 to 43075 poundsReference

Gauge

304 to 406 cmReference

—

Shipping

13667 kgReference

18597 kgReference

Max Drawbar

5443 kgReference

—

Wheelbase

—

299 cmReference

Length

—

675 cmReference

Height

—

350 cmReference

Ground clearance

—

36 cmReference

Operating

—

19538 kgReference

Electrical

Ground

negativeReference

Charging system

alternatorReference

—

Charging amps

300 (2x 150amp)Reference

185Reference

Batteries

2Reference

4Reference

Battery volts

12Reference

Battery options

2Reference

—

Battery CCA

—

1000Reference

Challenger MT775E Tracks

Width

86 cmReference

357 cmReference

Capacities

Max capacity

17690 kgReference

22680 kgReference

Capacity

598 ciReference

—

Diesel exhaust fluid (DEF) tank

87.1 LReference

—

Test results

Fuel use

80.6 l/hourReference

89.3 l/hourReference

Max pull

14154 kgReference

19292 kgReference

General

Make & Model

Challenger (a part of AGCO)Reference

—

Drawbar category

Cat. 4 standard | Cat. 3 optionalReference

—

Drawbar Maximum vertical load

5,443.1 kgReference

—

Country of manufacturer

USAReference

—

Hydraulics

Capacity Valves

28 ValvesReference

—

Maximum operating pressure

2,900 psiReference

—

Remote Valves

4 to 6 ValvesReference

—

Rear Hitch category (SAE designation)

Category IVN/IIIReference

—

Rear Hitch maximum lift capacity

7,257.5 kgReference

—

Power

Rated Power

400 hpReference

—

PTO

Rear PTO Power

AvailableReference

—

Rear PTO RPM

1,000 RPMReference

—

Steering & brakes

Brakes

Hydraulic wet discReference

—

Steering type

electro-hydraulic differentialReference

—

Dimensions & weight

Overall weight

13,667.2 kgReference

—

Track width

86.4 cmReference

—

Operator station

Cab Availability

AvailableReference

—

Cab Air conditioning, temperature differential

Cab standard.Reference

—

Seat Suspension

TRUEReference

—

Challenger MT845B 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.