Head to head · Agricultural

Agco RT100a vs Allis Chalmers D21 Series I

Agco RT100a Tractor
AgcoModel A

Agco RT100a

Agricultural

power
100 hp
displacement
403 ci
Cylinders
6
Forward gears
24
Full RT100a specs
Image not recorded
Allis ChalmersModel B

Allis Chalmers D21 Series I

Row Crop

power
103 hp
displacement
426 ci
Cylinders
6
Forward gears
8
Full D21 Series I specs
AgcoAgco RT100a
vs
Allis ChalmersAllis Chalmers D21 Series I

How they compare

Headline specs vs. the whole Agricultural

n = 971–1,130

Engine Power

▲ D21 Series I higher · +3 hp (+3%)
RT100a100 hp
D21 Series I103 hp
Median Agricultural Tractor110 hp

RT100a is in the 44th percentile; D21 Series I is in the 47th · 1,028 models

Engine Displacement

▲ D21 Series I higher · +23 ci (+6%)
RT100a403 ci
D21 Series I426 ci
Median Agricultural Tractor336 ci

RT100a is in the 68th percentile; D21 Series I is in the 74th · 1,083 models

Cylinders

= Effectively tied
RT100a6
D21 Series I6
Median Agricultural Tractor5.5

RT100a is in the 74th percentile; D21 Series I is in the 74th · 1,130 models

Forward Gears

▲ RT100a higher · +16 (+200%)
RT100a24
D21 Series I8
Median Agricultural Tractor16

RT100a is in the 81st percentile; D21 Series I is in the 16th · 972 models

RT100a (A)D21 Series I (B)Median Agricultural Tractor

Full comparison

Every spec, side by side

General Information

SpecAgco RT100aAllis Chalmers D21 Series IDifference
ManufacturerAgcoAllis Chalmers—
ModelRT100aD21 Series I—
CategoryAgriculturalRow Crop—

Engine

SpecAgco RT100aAllis Chalmers D21 Series IDifference
ManufacturerNot recordedAllis Chalmers—
Model6.6L3400—
Power Output100hp103hp▲ D21 Series I+3 hp · +3%
Rated RPM2,200RPM2,200RPMSame
Cylinders66Same
Displacement403ci426ci▲ D21 Series I+23 ci · +6%
BoreNot recorded4.3in—
StrokeNot recorded5in—

Transmission

SpecAgco RT100aAllis Chalmers D21 Series IDifference
TypeAuto QuadrashiftSliding gear with dry disc clutch—

Dimensions & Weight

SpecAgco RT100aAllis Chalmers D21 Series IDifference
LengthNot recorded161in—
WidthNot recorded91.6in—
HeightNot recorded107in—
Operating Weight11,052lb9,500lb▲ RT100a+1,552 lb · +16%

Hydraulics

SpecAgco RT100aAllis Chalmers D21 Series IDifference
Steering TypeNot recordedPower—

Power Take-off (PTO)

SpecAgco RT100aAllis Chalmers D21 Series IDifference
TypeNot recordedIndependent—
Speed 1Not recorded1,000rpm—

Hitch & Towing

SpecAgco RT100aAllis Chalmers D21 Series IDifference
Hitch TypeThree-Point HitchThree-Point HitchSame
Hitch CategoryIIIII/II—
Hitch PositionNot recordedRear—
Hitch Capacity8,500lbNot recorded—

Chassis & Drive

SpecAgco RT100aAllis Chalmers D21 Series IDifference
Chassis TypeNot recorded4x2 2WD—
Drive TypeNot recorded2WD—
Steering TypeNot recordedPower—
Brake TypeNot recordedBand actuated disc—

Electrical

SpecAgco RT100aAllis Chalmers D21 Series IDifference
Starter TypeNot recordedElectric—

Capacities

SpecAgco RT100aAllis Chalmers D21 Series IDifference
CoolantNot recorded5.3gal—

Operator Station

SpecAgco RT100aAllis Chalmers D21 Series IDifference
TypeNot recordedOpen—

Category context

Both models against the field

Engine Power

median 110 hp
A · 44th percentile (100 hp)B · 47th percentile (103 hp)

Engine Displacement

median 336 ci
A · 68th percentile (403 ci)B · 74th percentile (426 ci)

Cylinders

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

Forward Gears

median 16
A · 81st percentile (24)B · 16th percentile (8)

Operating Weight

median 10,914 lb
A · 50th percentile (11,052 lb)B · 42nd percentile (9,500 lb)
A · RT100aB · D21 Series IMedian Agricultural Tractor
Full spec pageAgco RT100aFull spec pageAllis Chalmers D21 Series I