Compare/Challenger 65B vs Challenger MT665B

Challenger 65B vs Challenger MT665B

Verdict: Challenger 65B vs Challenger MT665B

The Challenger 65B and the Challenger MT665B are both tractors — here is how they stack up on the figures that matter. Challenger MT665B leads on rated power with 246 hp against 245 hp. Challenger 65B is the lighter machine (15,436 kg vs 19,550 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Challenger MT665B is the newer design (2005 vs 1991). In short: choose the Challenger MT665B for outright pulling power, or the Challenger 65B if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a 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

245 hp

246 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Challenger (a part of Caterpillar)Reference

Challenger (a part of AGCO)Reference

Gear 4 used for power test.Reference

Pull at 3.7 KPHReference

Drive

crawlerReference

—

Steering

hydrostatic differential steeringReference

—

Final drives

—

inboard planetaryReference

Differential lock

—

electrohydraulic front and rearReference

Trailer brakes

—

hydraulicReference

Engine

Fuel tank

832.7 LReference

—

Engine

212.5 kWReference

216.3 kWReference

Drawbar (tested)

164.3 kWReference

172.4 kWReference

Displacement

10.5 LReference

8.4 LReference

Bore/Stroke

121 x 152 mmReference

111 x 145 mmReference

Power

212.5 kWReference

216.3 kWReference

Air cleaner

dual dry elementsReference

dual paper elementsReference

Compression

15:1Reference

17.5:1Reference

Rated RPM

2100Reference

2200Reference

Starter volts

12Reference

Coolant capacity

41.6 LReference

33.7 LReference

Max power

164.3 kWReference

172.4 kWReference

Power at rated engine speed

182.8 kWReference

183.2 kWReference

Fuel system

—

electronic direct injectionReference

Pre-heating

—

1000W coolant heaterReference

Idle RPM

—

800-2350Reference

Oil capacity

—

67.0 LReference

Transmission

Gears

10 forward and 2 reverseReference

18 forward and 9 reverseReference

Transmission

—

TechStarReference

PTO & Hydraulics

PTO (tested)

191.8 kWReference

199.8 kWReference

Type

full power shiftReference

power shiftReference

Valves

4Reference

4 to 6Reference

Pump flow

98.4 lpmReference

—

Rear Type

III/IVReference

IIIReference

Rear lift

5157 kgReference

—

Rear PTO Type

1000Reference

1000 (1.75)Reference

Power at rated PTO speed

186.5 kWReference

198.3 kWReference

PTO (claimed)

—

179.0 kWReference

Hydraulic system

—

99.9 LReference

Capacity

—

99.9 LReference

Pressure

—

200.0 barReference

Total flow

—

147.6 lpmReference

Rear lift (at 24"/610mm)

—

7076 kgReference

Front Hitch

—

IIReference

Front lift

—

5488 kgReference

Rear PTO

—

independentReference

Clutch

—

electro-hydraulic wet discReference

Engine RPM

—

1000@2031Reference

Dimensions

Wheelbase

269 cmReference

307 cmReference

Weight

15436 kgReference

19550 to 20290 poundsReference

Operating weight

15436 kgReference

—

Front tire

—

380/85R34Reference

Rear tire

—

480/80R46Reference

Ag front

—

380/85R34Reference

Ag rear

—

480/80R46Reference

Length

—

523 cmReference

Height (cab)

—

313 cmReference

Ground clearance

—

56 cmReference

Bar rear axle

—

109 by 2997 mmReference

Rear tread

—

152 to 223 cmReference

Shipping

—

8867 kgReference

Operating

—

9203 kgReference

Ballasted

—

13177 kgReference

Max Drawbar

—

2549 kgReference

Max front axle

—

4926 kgReference

Max rear axle

—

7731 kgReference

Challenger 65B Tracks

Width

52 cmReference

299 cmReference

Length on ground

69 cmReference

—

Area on ground

0.0 m²Reference

—

Ground pressure

0.4 barReference

—

Test results

Fuel use

59.4 l/hourReference

56.0 l/hourReference

Max pull

—

12279 kgReference

Capacities

Fuel

—

601.8 LReference

Electrical

Ground

—

negativeReference

Charging system

—

alternatorReference

Charging amps

—

150Reference

Batteries

—

2Reference

Battery CCA

—

775Reference

Battery volts

—

12Reference

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.