Head to head · Utility

Challenger MT645C vs John Deere 6125M

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ChallengerModel A

Challenger MT645C

Utility

power
242 hp
displacement
513 ci
Cylinders
6
Forward gears
Not recorded
Full MT645C specs
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John DeereModel B

John Deere 6125M

Utility

power
115 hp
displacement
276 ci
Cylinders
4
Forward gears
12
Full 6125M specs
ChallengerChallenger MT645C
vs
John DeereJohn Deere 6125M

How they compare

Headline specs vs. the whole Utility

n = 1,083–5,720

Engine Power

▲ MT645C higher · +127 hp (+110%)
MT645C242 hp
6125M115 hp
Median Utility Tractor55 hp

MT645C is in the 96th percentile; 6125M is in the 88th · 5,383 models

Engine Displacement

▲ MT645C higher · +237 ci (+86%)
MT645C513 ci
6125M276 ci
Median Utility Tractor183 ci

MT645C is in the 94th percentile; 6125M is in the 81st · 5,580 models

Cylinders

▲ MT645C higher · +2 (+50%)
MT645C6
6125M4
Median Utility Tractor4

MT645C is in the 93rd percentile; 6125M is in the 50th · 5,720 models

Operating Weight

▲ MT645C higher · +14,865 lb (+136%)
MT645C25,795 lb
6125M10,930 lb
Median Utility Tractor5,303 lb

MT645C is in the 96th percentile; 6125M is in the 88th · 5,107 models

MT645C (A)6125M (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecChallenger MT645CJohn Deere 6125MDifference
ManufacturerChallengerJohn Deere—
ModelMT645C6125M—
CategoryUtilityUtilitySame

Engine

SpecChallenger MT645CJohn Deere 6125MDifference
ManufacturerAGCOJohn Deere—
ModelSisu Diesel (Serial No. T00767)PowerTech PVX—
Power Output242hp115hp▲ MT645C+127 hp · +110%
Rated RPM2,200RPM2,100RPM▲ MT645C+100 RPM · +5%
Cylinders64▲ MT645C+2 · +50%
Displacement513ci276ci▲ MT645C+237 ci · +86%
Bore4.4in4.2in▲ MT645C+0.2 in · +5%
Stroke5.7in5in▲ MT645C+0.7 in · +14%

Transmission

SpecChallenger MT645CJohn Deere 6125MDifference
TypeContinuously variable transmissionFully synchronized—

Dimensions & Weight

SpecChallenger MT645CJohn Deere 6125MDifference
Length223inNot recorded—
Height133inNot recorded—
Operating Weight25,795lb10,930lb▲ MT645C+14,865 lb · +136%

Hydraulics

SpecChallenger MT645CJohn Deere 6125MDifference
System TypeClosed center load sensingOpen center pressure compensated—
Steering TypeNot recordedHydrostatic power—

Power Take-off (PTO)

SpecChallenger MT645CJohn Deere 6125MDifference
TypeNot recordedIndependent—
Speed 1Not recorded540rpm—
Speed 2Not recorded1,000rpm—

Hitch & Towing

SpecChallenger MT645CJohn Deere 6125MDifference
Hitch TypeThree-Point HitchThree-Point HitchSame
Hitch CategoryIIIII/IIIN—
Hitch PositionRearRearSame
Hitch Capacity26,460lb5,153lb▲ MT645C+21,307 lb · +413%

Chassis & Drive

SpecChallenger MT645CJohn Deere 6125MDifference
Chassis TypeNot recorded4x4 MFWD 4WD—
Drive TypeNot recorded4WD—
Steering TypeNot recordedHydrostatic power—
Brake TypeNot recordedHydraulic wet disc—

Electrical

SpecChallenger MT645CJohn Deere 6125MDifference
Starter TypeElectricElectricSame

Capacities

SpecChallenger MT645CJohn Deere 6125MDifference
CoolantNot recorded5.9gal—

Operator Station

SpecChallenger MT645CJohn Deere 6125MDifference
TypeNot recordedTwo-post foldable ROPS or Cab (optional)—

Category context

Both models against the field

Engine Power

median 55 hp
A · 96th percentile (242 hp)B · 88th percentile (115 hp)

Engine Displacement

median 183 ci
A · 94th percentile (513 ci)B · 81st percentile (276 ci)

Cylinders

median 4
A · 93rd percentile (6)B · 50th percentile (4)

Operating Weight

median 5,303 lb
A · 96th percentile (25,795 lb)B · 88th percentile (10,930 lb)

3-Point Hitch Capacity

median 3,197 lb
A · 99th percentile (26,460 lb)B · 76th percentile (5,153 lb)
A · MT645CB · 6125MMedian Utility Tractor
Full spec pageChallenger MT645CFull spec pageJohn Deere 6125M