Compare/Challenger MT685C vs Challenger MT765B

Challenger MT685C vs Challenger MT765B

Verdict: Challenger MT685C vs Challenger MT765B

The Challenger MT685C and the Challenger MT765B are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 320 hp. Challenger MT685C is the lighter machine (10,999 kg vs 14,095 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Challenger MT685C holds more fuel (590.1 L vs 446.6 L) for longer stints between fills. Challenger MT685C is the newer design (2009 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

320 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Challenger (a part of AGCO)Reference

The engine uses AGCO's e3 selective catalytic reduction (SCR) system to reduce nitrogen oxides (NOx). The system uses a diesel exhaust fluid that is injected into the exhaust gas.Reference

Gear 2 used for pull test.Reference

Drive

—

crawlerReference

Engine

Fuel tank

690.0 LReference

787.3 LReference

Exhaust fluid (DEF)

29.9 LReference

—

Engine

253.5 kWReference

—

Displacement

8.4 LReference

8.8 LReference

Bore/Stroke

111 x 145 mmReference

112 x 149 mmReference

Emissions

Interim Tier 4Reference

—

Emission control

selective catalytic reduction (SCR)Reference

—

Power

253.5 kWReference

—

Maximum Power

275.9 kWReference

—

Compression

16.7:1Reference

17.1:1Reference

Rated RPM

2200Reference

2100Reference

Torque

1540.4 NmReference

—

Torque RPM

1500Reference

—

Starter type

electricReference

—

Fuel Type

dieselReference

—

No of Cylinders

6 cylinderReference

—

Rated engine speed

2,200 RPMReference

—

Emissions compliance

Interim Tier 4 | selective catalytic reduction (SCR)Reference

—

Engine torque at rated speed

515.3 kgReference

—

Bore and stroke

4.37x5.71 inchesReference

—

Compression ratio

16.7:1Reference

—

Cooling system

liquid-cooledReference

—

Engine (gross)

—

238.6 kWReference

Drawbar (tested)

—

170.2 kWReference

Power (gross)

—

238.6 kWReference

Air cleaner

—

dual paper elementsReference

Starter volts

—

12Reference

Max power

—

170.2 kWReference

Power at rated engine speed

—

198.2 kWReference

Transmission

Dyna-VTReference

Cat PowerShiftReference

Gears

infinite forward and reverseReference

16 forward and 4 reverseReference

Transmission Type

CVTReference

—

Wheel Drive

4WDReference

—

PTO & Hydraulics

PTO (claimed)

238.6 kWReference

197.6 kWReference

Type

continuously-variable transmissionReference

full power shiftReference

Pressure

200.0 barReference

Valves

4 to 6Reference

—

Pump flow

99.9 lpmReference

164.6 lpmReference

Total flow

174.9 lpmReference

—

Rear Type

III, IVReference

III/IIINReference

Rear lift (at ends)

12002 kgReference

—

Rear lift (at 24"/610mm)

9678 kgReference

—

Front Hitch

IIIReference

—

Front lift (at ends)

4998 kgReference

—

Rear PTO

independentReference

Clutch

electro-hydraulicReference

hydraulic wet discReference

Rear PTO Type

540E/1000 (1.375)Reference

1000Reference

Front PTO

independentReference

—

Front PTO Type

1000 (1.375)Reference

—

PTO (tested)

—

239.2 kWReference

Rear valves

—

4 to 6Reference

Rear lift

—

7257 kgReference

Power at rated PTO speed

—

219.8 kWReference

Dimensions

Wheelbase

310 cmReference

243 cmReference

Weight

10999 kgReference

14095 kgReference

Front tire

480/70R34Reference

—

Rear tire

520/85R46Reference

—

Ag front

480/70R34Reference

—

Ag rear

520/85R46Reference

—

Length

566 cmReference

591 cmReference

Height (cab)

338 cmReference

344 cmReference

Shipping weight

10999 kgReference

14095 kgReference

Max weight

17640 kgReference

—

Ground clearance

—

36 cmReference

Challenger MT685C attachments

MT685C Serial Number Location

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

240Reference

185Reference

Batteries

2Reference

Battery CCA

775Reference

1000Reference

Battery volts

12Reference

Battery options

2Reference

—

Total cold cranking amps

775 CCAReference

—

General

Make & Model

Challenger (a part of AGCO)Reference

—

Country of manufacturer

FranceReference

—

Capacities

Capacity

512.6 ciReference

—

Diesel exhaust fluid (DEF) tank

29.9 LReference

—

Power

Max Power

340 hpReference

—

PTO

PTO Power

320 hpReference

—

Rear PTO Power

AvailableReference

—

Rear PTO RPM

1,000 RPMReference

—

Front PTO Power

AvailableReference

—

Steering & brakes

Brakes

hydraulic wet discReference

—

Steering type

PowerReference

—

Hydraulics

Pump Rated Output (total)

46.2 gpmReference

—

Hydraulics Type

Closed Center Load SensingReference

—

Maximum operating pressure

2,901 psiReference

—

Remote Valves

4 to 6 ValvesReference

—

Rear Hitch category (SAE designation)

Category III, IVReference

—

Rear Hitch maximum lift capacity

12,002 kgReference

—

Front Hitch category (SAE designation)

Category IIIReference

—

Dimensions & weight

Height Over Cab

338.1 cmReference

—

Overall Length

566.9 cmReference

—

Overall weight

10,999.6 kgReference

—

Wheels & tyres

Rear Wheel Type

520/85R46Reference

—

Front Wheel Type

480/70R34Reference

—

Operator station

Cab Availability

AvailableReference

—

Seat Suspension

TRUEReference

—

MT765B Serial Numbers

2005

—

AMS50000Reference

2006

—

AMS60000Reference

Location:

—

On main tractor frame, front left side.Reference

Challenger MT765B Tracks

Width

—

337 cmReference

Test results

Fuel use

—

64.3 l/hourReference

Max pull

—

15488 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.