Head to head · Utility

Allis Chalmers 4W-305 vs Challenger MT685E

Allis Chalmers 4W-305 Tractor
Allis ChalmersModel A

Allis Chalmers 4W-305

Utility

power
305 hp
displacement
731 ci
Cylinders
6
Forward gears
20
Full 4W-305 specs
Image not recorded
ChallengerModel B

Challenger MT685E

Agricultural

power
305 hp
displacement
513 ci
Cylinders
6
Forward gears
Not recorded
Full MT685E specs
Allis ChalmersAllis Chalmers 4W-305
vs
ChallengerChallenger MT685E

How they compare

Headline specs vs. the whole Utility

n = 4,321–5,720

Engine Power

= Effectively tied
4W-305305 hp
MT685E305 hp
Median Utility Tractor55 hp

4W-305 is in the 97th percentile; MT685E is in the 97th · 5,383 models

Engine Displacement

▲ 4W-305 higher · +218 ci (+42%)
4W-305731 ci
MT685E513 ci
Median Utility Tractor183 ci

4W-305 is in the 96th percentile; MT685E is in the 94th · 5,580 models

Cylinders

= Effectively tied
4W-3056
MT685E6
Median Utility Tractor4

4W-305 is in the 93rd percentile; MT685E is in the 93rd · 5,720 models

Operating Weight

▲ 4W-305 higher · +2,265 lb (+9%)
4W-30527,100 lb
MT685E24,835 lb
Median Utility Tractor5,303 lb

4W-305 is in the 97th percentile; MT685E is in the 96th · 5,107 models

4W-305 (A)MT685E (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 4W-305Challenger MT685EDifference
ManufacturerAllis ChalmersChallenger—
Model4W-305MT685E—
CategoryUtilityAgricultural—

Engine

SpecAllis Chalmers 4W-305Challenger MT685EDifference
ManufacturerAllis ChalmersAGCO POWER—
Model6120TNot recorded—
Power Output305hp305hpSame
Rated RPM2,300RPM2,100RPM▲ 4W-305+200 RPM · +10%
Cylinders66Same
Displacement731ci513ci▲ 4W-305+218 ci · +42%
Bore5.3in4.4in▲ 4W-305+0.9 in · +20%
Stroke5.6in5.7in▲ MT685E+0.1 in · +2%

Transmission

SpecAllis Chalmers 4W-305Challenger MT685EDifference
TypeTwo-speed power shiftContinuously Variable Transmission (CVT)—

Dimensions & Weight

SpecAllis Chalmers 4W-305Challenger MT685EDifference
Length285in219in▲ 4W-305+66 in · +30%
Height139in141in▲ MT685E+2 in · +1%
Operating Weight27,100lb24,835lb▲ 4W-305+2,265 lb · +9%

Hydraulics

SpecAllis Chalmers 4W-305Challenger MT685EDifference
System TypeClosed center load-sensingClosed Center Load Sensing (CCLS)—
Steering TypeHydraulic powerHydrostatic Power—

Power Take-off (PTO)

SpecAllis Chalmers 4W-305Challenger MT685EDifference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers 4W-305Challenger MT685EDifference
Hitch TypeThree-Point HitchRear Type: III/IVN—
Hitch CategoryIII/IVCategory 3/4N—
Hitch PositionRearRearSame

Chassis & Drive

SpecAllis Chalmers 4W-305Challenger MT685EDifference
Chassis Type4x4 articulated 4WDNot recorded—
Drive Type4WDFront-wheel assist—
Steering TypeHydraulic powerHydrostatic Power—

Electrical

SpecAllis Chalmers 4W-305Challenger MT685EDifference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers 4W-305Challenger MT685EDifference
Coolant18galNot recorded—

Operator Station

SpecAllis Chalmers 4W-305Challenger MT685EDifference
TypeCabCabSame

Category context

Both models against the field

Engine Power

median 55 hp
A · 97th percentile (305 hp)B · 97th percentile (305 hp)

Engine Displacement

median 183 ci
A · 96th percentile (731 ci)B · 94th percentile (513 ci)

Cylinders

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

Operating Weight

median 5,303 lb
A · 97th percentile (27,100 lb)B · 96th percentile (24,835 lb)

Length

median 137 in
A · 99th percentile (285 in)B · 95th percentile (219 in)
A · 4W-305B · MT685EMedian Utility Tractor
Full spec pageAllis Chalmers 4W-305Full spec pageChallenger MT685E