Head to head · Row Crop

Allis Chalmers D21 Series I vs John Deere 5105M

Image not recorded
Allis ChalmersModel A

Allis Chalmers D21 Series I

Row Crop

power
103 hp
displacement
426 ci
Cylinders
6
Forward gears
8
Full D21 Series I specs
Image not recorded
John DeereModel B

John Deere 5105M

Utility

power
105 hp
displacement
276 ci
Cylinders
4
Forward gears
16
Full 5105M specs
Allis ChalmersAllis Chalmers D21 Series I
vs
John DeereJohn Deere 5105M

How they compare

Headline specs vs. the whole Row Crop

n = 1,200–1,417

Engine Power

▲ 5105M higher · +2 hp (+2%)
D21 Series I103 hp
5105M105 hp
Median Row Crop Tractor138 hp

D21 Series I is in the 27th percentile; 5105M is in the 28th · 1,206 models

Engine Displacement

▲ D21 Series I higher · +150 ci (+54%)
D21 Series I426 ci
5105M276 ci
Median Row Crop Tractor391 ci

D21 Series I is in the 72nd percentile; 5105M is in the 25th · 1,409 models

Cylinders

▲ D21 Series I higher · +2 (+50%)
D21 Series I6
5105M4
Median Row Crop Tractor6

D21 Series I is in the 50th percentile; 5105M is in the 17th · 1,417 models

Forward Gears

▲ 5105M higher · +8 (+100%)
D21 Series I8
5105M16
Median Row Crop Tractor16

D21 Series I is in the 16th percentile; 5105M is in the 50th · 1,200 models

D21 Series I (A)5105M (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
ManufacturerAllis ChalmersJohn Deere—
ModelD21 Series I5105M—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
ManufacturerAllis ChalmersJohn Deere—
Model3400PowerTech E4045—
Power Output103hp105hp▲ 5105M+2 hp · +2%
Rated RPM2,200RPM2,200RPMSame
Cylinders64▲ D21 Series I+2 · +50%
Displacement426ci276ci▲ D21 Series I+150 ci · +54%
Bore4.3in4.2in▲ D21 Series I+0.1 in · +2%
Stroke5in5inSame

Transmission

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
TypeSliding gear with dry disc clutchPartially synchronized—

Dimensions & Weight

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
Length161inNot recorded—
Width91.6inNot recorded—
Height107inNot recorded—
Operating Weight9,500lb7,300lb▲ D21 Series I+2,200 lb · +30%

Hydraulics

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
System TypeNot recordedOpen center—
Steering TypePowerHydrostatic power—

Power Take-off (PTO)

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
TypeIndependentIndependent electrohydraulic—
Speed 11,000rpm540rpm▲ D21 Series I+460 rpm · +85%

Hitch & Towing

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
Hitch TypeThree-Point HitchThree-Point HitchSame
Hitch CategoryIII/IIII/I—
Hitch PositionRearRearSame
Hitch CapacityNot recorded4,498lb—

Chassis & Drive

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
Chassis Type4x2 2WD4x4 MFWD 4WD—
Drive Type2WDMFWD - Mechanical Front Wheel Drive—
Steering TypePowerHydrostatic power—
Brake TypeBand actuated discHydraulic wet disc—

Electrical

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
Coolant5.3gal3gal▲ D21 Series I+2.3 gal · +77%

Operator Station

SpecAllis Chalmers D21 Series IJohn Deere 5105MDifference
TypeOpenFoldable ROPS—

Category context

Both models against the field

Engine Power

median 138 hp
A · 27th percentile (103 hp)B · 28th percentile (105 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 25th percentile (276 ci)

Cylinders

median 6
A · 50th percentile (6)B · 17th percentile (4)

Forward Gears

median 16
A · 16th percentile (8)B · 50th percentile (16)

Operating Weight

median 12,307 lb
A · 28th percentile (9,500 lb)B · 17th percentile (7,300 lb)
A · D21 Series IB · 5105MMedian Row Crop Tractor
Full spec pageAllis Chalmers D21 Series IFull spec pageJohn Deere 5105M