Head to head · Agricultural

Challenger MT575E vs Challenger MT645B

Challenger MT575E Tractor
ChallengerModel A

Challenger MT575E

Agricultural

power
240 hp
displacement
449 ci
Cylinders
6
Forward gears
Not recorded
Full MT575E specs
Image not recorded
ChallengerModel B

Challenger MT645B

Agricultural

power
235 hp
displacement
449 ci
Cylinders
6
Forward gears
Not recorded
Full MT645B specs
ChallengerChallenger MT575E
vs
ChallengerChallenger MT645B

How they compare

Headline specs vs. the whole Agricultural

n = 1,028–1,130

Engine Power

▲ MT575E higher · +5 hp (+2%)
MT575E240 hp
MT645B235 hp
Median Agricultural Tractor110 hp

MT575E is in the 87th percentile; MT645B is in the 86th · 1,028 models

Engine Displacement

= Effectively tied
MT575E449 ci
MT645B449 ci
Median Agricultural Tractor336 ci

MT575E is in the 79th percentile; MT645B is in the 79th · 1,083 models

Cylinders

= Effectively tied
MT575E6
MT645B6
Median Agricultural Tractor5.5

MT575E is in the 74th percentile; MT645B is in the 74th · 1,130 models

MT575E (A)MT645B (B)Median Agricultural Tractor

Full comparison

Every spec, side by side

General Information

SpecChallenger MT575EChallenger MT645BDifference
ManufacturerChallengerChallengerSame
ModelMT575EMT645B—
CategoryAgriculturalAgriculturalSame

Engine

SpecChallenger MT575EChallenger MT645BDifference
ManufacturerAGCO PowerSisu—
ModelNot recorded74ETA—
Power Output240hp235hp▲ MT575E+5 hp · +2%
Rated RPM2,100RPM2,200RPM▲ MT645B+100 RPM · +5%
Cylinders66Same
Displacement449ci449ciSame
Bore4.3in4.3inSame
Stroke5.3in5.3inSame

Transmission

SpecChallenger MT575EChallenger MT645BDifference
TypeCVTcontinuously variable transmission (CVT)—

Dimensions & Weight

SpecChallenger MT575EChallenger MT645BDifference
LengthNot recorded206in—
WidthNot recorded118in—
HeightNot recorded124in—
Operating WeightNot recorded19,595lb—

Hydraulics

SpecChallenger MT575EChallenger MT645BDifference
System TypeClosed-center load sensingPressure Flow Compensated (PFC)—

Hitch & Towing

SpecChallenger MT575EChallenger MT645BDifference
Hitch TypeIII/IIINThree-Point Hitch—
Hitch CategoryNot recordedIII—
Hitch PositionRearRearSame

Electrical

SpecChallenger MT575EChallenger MT645BDifference
Starter TypeElectricElectricSame

Capacities

SpecChallenger MT575EChallenger MT645BDifference
CoolantNot recorded8.9gal—

Category context

Both models against the field

Engine Power

median 110 hp
A · 87th percentile (240 hp)B · 86th percentile (235 hp)

Engine Displacement

median 336 ci
A · 79th percentile (449 ci)B · 79th percentile (449 ci)

Cylinders

median 5.5
A · 74th percentile (6)B · 74th percentile (6)
A · MT575EB · MT645BMedian Agricultural Tractor
Full spec pageChallenger MT575EFull spec pageChallenger MT645B