Head to head · Row Crop

Allis Chalmers D15 Series I vs International Harvester D-440

Allis Chalmers D15 Series I Tractor
Allis ChalmersModel A

Allis Chalmers D15 Series I

Row Crop

power
40 hp
displacement
149 ci
Cylinders
4
Forward gears
8
Full D15 Series I specs
Image not recorded
International HarvesterModel B

International Harvester D-440

Utility

power
40 hp
displacement
133 ci
Cylinders
4
Forward gears
8
Full D-440 specs
Allis ChalmersAllis Chalmers D15 Series I
vs
International HarvesterInternational Harvester D-440

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

= Effectively tied
D15 Series I40 hp
D-44040 hp
Median Row Crop Tractor138 hp

D15 Series I is in the 4th percentile; D-440 is in the 4th · 1,206 models

Engine Displacement

▲ D15 Series I higher · +16 ci (+12%)
D15 Series I149 ci
D-440133 ci
Median Row Crop Tractor391 ci

D15 Series I is in the 4th percentile; D-440 is in the 3rd · 1,409 models

Cylinders

= Effectively tied
D15 Series I4
D-4404
Median Row Crop Tractor6

D15 Series I is in the 17th percentile; D-440 is in the 17th · 1,417 models

Forward Gears

= Effectively tied
D15 Series I8
D-4408
Median Row Crop Tractor16

D15 Series I is in the 16th percentile; D-440 is in the 16th · 1,200 models

D15 Series I (A)D-440 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
ManufacturerAllis ChalmersInternational Harvester—
ModelD15 Series ID-440—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
ManufacturerAllis ChalmersInternational Harvester—
ModelAllis ChalmersDD-132S—
Power Output40hp40hpSame
Rated RPM2,000RPM1,900RPM▲ D15 Series I+100 RPM · +5%
Cylinders44Same
Displacement149ci133ci▲ D15 Series I+16 ci · +12%
Bore3.5in3.3in▲ D15 Series I+0.2 in · +6%
Stroke3.9in4in▲ D-440+0.1 in · +3%

Transmission

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
TypePartial Power ShiftAgriomatic—

Dimensions & Weight

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
Length130in113in▲ D15 Series I+17 in · +15%
Width66.9in68.5in▲ D-440+1.6 in · +2%
Height79.9in65in▲ D15 Series I+14.9 in · +23%
Operating Weight3,990lb4,586lb▲ D-440+596 lb · +15%

Hydraulics

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
Steering TypeManualNot recorded—

Power Take-off (PTO)

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
TypeLiveNot recorded—
Speed 1540rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
Hitch TypeSnap-CouplerNot recorded—
Hitch CategoryII/III—
Hitch PositionRearNot recorded—

Chassis & Drive

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
Chassis Type4x2 2WDNot recorded—
Drive Type2WDNot recorded—
Steering TypeManualNot recorded—
Brake TypeExpanding shoeNot recorded—

Electrical

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
Coolant2.8gal3.6gal▲ D-440+0.8 gal · +29%

Operator Station

SpecAllis Chalmers D15 Series IInternational Harvester D-440Difference
TypeOpenNot recorded—

Category context

Both models against the field

Engine Power

median 138 hp
A · 4th percentile (40 hp)B · 4th percentile (40 hp)

Engine Displacement

median 391 ci
A · 4th percentile (149 ci)B · 3rd percentile (133 ci)

Cylinders

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

Forward Gears

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

Operating Weight

median 12,307 lb
A · 5th percentile (3,990 lb)B · 7th percentile (4,586 lb)
A · D15 Series IB · D-440Median Row Crop Tractor
Full spec pageAllis Chalmers D15 Series IFull spec pageInternational Harvester D-440