Head to head · Row Crop

Allis Chalmers 6070 vs International Harvester 644

Allis Chalmers 6070 Tractor
Allis ChalmersModel A

Allis Chalmers 6070

Row Crop

power
58.4 hp
displacement
200 ci
Cylinders
4
Forward gears
12
Full 6070 specs
International Harvester 644 Tractor
International HarvesterModel B

International Harvester 644

Utility

power
60 hp
displacement
206 ci
Cylinders
4
Forward gears
8
Full 644 specs
Allis ChalmersAllis Chalmers 6070
vs
International HarvesterInternational Harvester 644

How they compare

Headline specs vs. the whole Row Crop

n = 1,140–1,417

Engine Power

▲ 644 higher · +1.6 hp (+3%)
607058.4 hp
64460 hp
Median Row Crop Tractor138 hp

6070 is in the 8th percentile; 644 is in the 9th · 1,206 models

Engine Displacement

▲ 644 higher · +6 ci (+3%)
6070200 ci
644206 ci
Median Row Crop Tractor391 ci

6070 is in the 7th percentile; 644 is in the 10th · 1,409 models

Cylinders

= Effectively tied
60704
6444
Median Row Crop Tractor6

6070 is in the 17th percentile; 644 is in the 17th · 1,417 models

Forward Gears

▲ 6070 higher · +4 (+50%)
607012
6448
Median Row Crop Tractor16

6070 is in the 27th percentile; 644 is in the 16th · 1,200 models

6070 (A)644 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 6070International Harvester 644Difference
ManufacturerAllis ChalmersInternational Harvester—
Model6070644—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers 6070International Harvester 644Difference
ManufacturerAllis ChalmersInternational Harvester—
Model433TD-206—
Power Output58.4hp60hp▲ 644+1.6 hp · +3%
Rated RPM2,395RPM2,150RPM▲ 6070+245 RPM · +11%
Cylinders44Same
Displacement200ci206ci▲ 644+6 ci · +3%
Bore3.9in3.9inSame
Stroke4.3in4.4in▲ 644+0.1 in · +2%

Transmission

SpecAllis Chalmers 6070International Harvester 644Difference
TypeSynchronizedNot recorded—

Dimensions & Weight

SpecAllis Chalmers 6070International Harvester 644Difference
Length147in149in▲ 644+2 in · +1%
Width68.5inNot recorded—
Height108in98in▲ 6070+10 in · +10%
Wheelbase92.6inNot recorded—
Operating Weight7,460lb6,350lb▲ 6070+1,110 lb · +17%

Hydraulics

SpecAllis Chalmers 6070International Harvester 644Difference
System TypeOpen centerNot recorded—
Pressure2,325psiNot recorded—
Steering TypeHydrostatic powerNot recorded—

Power Take-off (PTO)

SpecAllis Chalmers 6070International Harvester 644Difference
Power Rating71hpNot recorded—

Tires

SpecAllis Chalmers 6070International Harvester 644Difference
Front Tire Size7.50-16Not recorded—
Rear Tire Size16.9-34Not recorded—

Hitch & Towing

SpecAllis Chalmers 6070International Harvester 644Difference
Hitch TypeCategory II hitchNot recorded—
Hitch CategoryIIIISame
Hitch PositionRearNot recorded—
Hitch Capacity3,160lbNot recorded—

Chassis & Drive

SpecAllis Chalmers 6070International Harvester 644Difference
Chassis Type4x2 2WDNot recorded—
Drive Type2WDNot recorded—
Steering TypeHydrostatic powerNot recorded—

Electrical

SpecAllis Chalmers 6070International Harvester 644Difference
Battery Voltage12VNot recorded—
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers 6070International Harvester 644Difference
Coolant4.3galNot recorded—

Operator Station

SpecAllis Chalmers 6070International Harvester 644Difference
TypeCab with ROPSNot recorded—

Category context

Both models against the field

Engine Power

median 138 hp
A · 8th percentile (58.4 hp)B · 9th percentile (60 hp)

Engine Displacement

median 391 ci
A · 7th percentile (200 ci)B · 10th percentile (206 ci)

Cylinders

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

Forward Gears

median 16
A · 27th percentile (12)B · 16th percentile (8)

Operating Weight

median 12,307 lb
A · 17th percentile (7,460 lb)B · 13th percentile (6,350 lb)
A · 6070B · 644Median Row Crop Tractor
Full spec pageAllis Chalmers 6070Full spec pageInternational Harvester 644