Head to head · Utility

Allis Chalmers 620 vs International Harvester FG

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Allis ChalmersModel A

Allis Chalmers 620

Utility

power
19.5 hp
displacement
49.8 ci
Cylinders
2
Forward gears
Not recorded
Full 620 specs
International Harvester FG Tractor
International HarvesterModel B

International Harvester FG

Row Crop

power
20 hp
displacement
125 ci
Cylinders
4
Forward gears
4
Full FG specs
Allis ChalmersAllis Chalmers 620
vs
International HarvesterInternational Harvester FG

How they compare

Headline specs vs. the whole Utility

n = 5,107–5,720

Engine Power

▲ FG higher · +0.5 hp (+3%)
62019.5 hp
FG20 hp
Median Utility Tractor55 hp

620 is in the 8th percentile; FG is in the 8th · 5,383 models

Engine Displacement

▲ FG higher · +75.2 ci (+151%)
62049.8 ci
FG125 ci
Median Utility Tractor183 ci

620 is in the 3rd percentile; FG is in the 30th · 5,580 models

Cylinders

▲ FG higher · +2 (+100%)
6202
FG4
Median Utility Tractor4

620 is in the 3rd percentile; FG is in the 50th · 5,720 models

Operating Weight

▲ FG higher · +2,361 lb (+158%)
6201,499 lb
FG3,860 lb
Median Utility Tractor5,303 lb

620 is in the 6th percentile; FG is in the 35th · 5,107 models

620 (A)FG (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 620International Harvester FGDifference
ManufacturerAllis ChalmersInternational Harvester—
Model620FG—
CategoryUtility, Sub-CompactRow Crop—

Engine

SpecAllis Chalmers 620International Harvester FGDifference
ManufacturerOnanInternational Harvester—
ModelCCKB2.0L 4-cyl kerosene—
Power Output19.5hp20hp▲ FG+0.5 hp · +3%
Rated RPM3,600RPM1,650RPM▲ 620+1,950 RPM · +118%
Cylinders24▲ FG+2 · +100%
Displacement49.8ci125ci▲ FG+75.2 ci · +151%
Bore3.3in3.2in▲ 620+0.2 in · +6%
Stroke3in4in▲ FG+1 in · +33%

Transmission

SpecAllis Chalmers 620International Harvester FGDifference
TypeHydrostaticGear—

Dimensions & Weight

SpecAllis Chalmers 620International Harvester FGDifference
Length82.7inNot recorded—
Width47.6inNot recorded—
Height42.9inNot recorded—
Operating Weight1,499lb3,860lb▲ FG+2,361 lb · +158%

Hydraulics

SpecAllis Chalmers 620International Harvester FGDifference
Steering TypeNot recordedManual—

Power Take-off (PTO)

SpecAllis Chalmers 620International Harvester FGDifference
Speed 12,000rpmNot recorded—
Speed 22,000rpmNot recorded—

Chassis & Drive

SpecAllis Chalmers 620International Harvester FGDifference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypeNot recordedManual—

Electrical

SpecAllis Chalmers 620International Harvester FGDifference
Starter TypeElectricHand-crank—

Operator Station

SpecAllis Chalmers 620International Harvester FGDifference
TypeOpenNot recorded—

Category context

Both models against the field

Engine Power

median 55 hp
A · 8th percentile (19.5 hp)B · 8th percentile (20 hp)

Engine Displacement

median 183 ci
A · 3rd percentile (49.8 ci)B · 30th percentile (125 ci)

Cylinders

median 4
A · 3rd percentile (2)B · 50th percentile (4)

Operating Weight

median 5,303 lb
A · 6th percentile (1,499 lb)B · 35th percentile (3,860 lb)
A · 620B · FGMedian Utility Tractor
Full spec pageAllis Chalmers 620Full spec pageInternational Harvester FG