Head to head · Agricultural

Challenger MT685D vs Challenger MT845C

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ChallengerModel A

Challenger MT685D

Agricultural

power
333 hp
displacement
514 ci
Cylinders
6
Forward gears
Not recorded
Full MT685D specs
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ChallengerModel B

Challenger MT845C

Articulated

power
443 hp
displacement
928 ci
Cylinders
6
Forward gears
16
Full MT845C specs
ChallengerChallenger MT685D
vs
ChallengerChallenger MT845C

How they compare

Headline specs vs. the whole Agricultural

n = 795–1,130

Engine Power

▲ MT845C higher · +110 hp (+33%)
MT685D333 hp
MT845C443 hp
Median Agricultural Tractor110 hp

MT685D is in the 95th percentile; MT845C is in the 98th · 1,028 models

Engine Displacement

▲ MT845C higher · +414 ci (+81%)
MT685D514 ci
MT845C928 ci
Median Agricultural Tractor336 ci

MT685D is in the 88th percentile; MT845C is in the 97th · 1,083 models

Cylinders

= Effectively tied
MT685D6
MT845C6
Median Agricultural Tractor5.5

MT685D is in the 74th percentile; MT845C is in the 74th · 1,130 models

Operating Weight

▲ MT845C higher · +18,015 lb (+71%)
MT685D25,365 lb
MT845C43,380 lb
Median Agricultural Tractor10,914 lb

MT685D is in the 92nd percentile; MT845C is in the 98th · 971 models

MT685D (A)MT845C (B)Median Agricultural Tractor

Full comparison

Every spec, side by side

General Information

SpecChallenger MT685DChallenger MT845CDifference
ManufacturerChallengerChallengerSame
ModelMT685DMT845C—
CategoryAgriculturalArticulated—

Engine

SpecChallenger MT685DChallenger MT845CDifference
ManufacturerSisu DieselCaterpillar—
ModelNot recordedC15 ACERT—
Power Output333hp443hp▲ MT845C+110 hp · +33%
Rated RPM2,100RPM2,100RPMSame
Cylinders66Same
Displacement514ci928ci▲ MT845C+414 ci · +81%
Bore4.4in5.4in▲ MT845C+1 in · +23%
Stroke5.7in6.8in▲ MT845C+1.1 in · +19%

Transmission

SpecChallenger MT685DChallenger MT845CDifference
TypeCVT with two mechanical rangesFull power shift—

Dimensions & Weight

SpecChallenger MT685DChallenger MT845CDifference
Length216in270in▲ MT845C+54 in · +25%
Height141in138in▲ MT685D+3 in · +2%
Wheelbase122inNot recorded—
Operating Weight25,365lb43,380lb▲ MT845C+18,015 lb · +71%

Hydraulics

SpecChallenger MT685DChallenger MT845CDifference
System TypeClosed center load sensing (CCLS)Closed center pressure-flow compensated—
Pump Flow Capacity46.2gpm44.5gpm▲ MT685D+1.7 gpm · +4%
Pressure2,380psi2,943psi▲ MT845C+563 psi · +24%
Steering TypeHydrostatic powerSpeed sensitive differential—

Power Take-off (PTO)

SpecChallenger MT685DChallenger MT845CDifference
Speed 11,000rpm1,000rpmSame

Tread Width

SpecChallenger MT685DChallenger MT845CDifference
Front Tread Width70.9inNot recorded—
Rear Tread72.8inNot recorded—
Front Tread Adjustment70.9 to 76.8 inNot recorded—
Rear Tread Adjustment72.8 to 74.8 inNot recorded—

Hitch & Towing

SpecChallenger MT685DChallenger MT845CDifference
Hitch TypeCat IIINot recorded—
Hitch CategoryCat IIIIII/IVN—
Hitch PositionRearNot recorded—

Chassis & Drive

SpecChallenger MT685DChallenger MT845CDifference
Chassis Type4WDTracklayer-rubber tracked—
Drive Type4WDNot recorded—
Steering TypeHydrostatic powerSpeed sensitive differential—
Brake TypeMultiple wet disc hydraulically operatedWet multiple disc hydraulically actuated by foot pedal—

Electrical

SpecChallenger MT685DChallenger MT845CDifference
Starter TypeElectricElectricSame

Operator Station

SpecChallenger MT685DChallenger MT845CDifference
TypeCabNot recorded—

Category context

Both models against the field

Engine Power

median 110 hp
A · 95th percentile (333 hp)B · 98th percentile (443 hp)

Engine Displacement

median 336 ci
A · 88th percentile (514 ci)B · 97th percentile (928 ci)

Cylinders

median 5.5
A · 74th percentile (6)B · 74th percentile (6)

Operating Weight

median 10,914 lb
A · 92nd percentile (25,365 lb)B · 98th percentile (43,380 lb)

Length

median 173 in
A · 88th percentile (216 in)B · 99th percentile (270 in)
A · MT685DB · MT845CMedian Agricultural Tractor
Full spec pageChallenger MT685DFull spec pageChallenger MT845C