Head to head · Row Crop

Allis Chalmers 8050 vs John Deere 7820

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Allis ChalmersModel A

Allis Chalmers 8050

Row Crop

power
169 hp
displacement
426 ci
Cylinders
6
Forward gears
20
Full 8050 specs
Image not recorded
John DeereModel B

John Deere 7820

Agricultural

power
171 hp
displacement
415 ci
Cylinders
6
Forward gears
20
Full 7820 specs
Allis ChalmersAllis Chalmers 8050
vs
John DeereJohn Deere 7820

How they compare

Headline specs vs. the whole Row Crop

n = 279–1,417

Engine Power

▲ 7820 higher · +2 hp (+1%)
8050169 hp
7820171 hp
Median Row Crop Tractor138 hp

8050 is in the 66th percentile; 7820 is in the 67th · 1,206 models

Engine Displacement

▲ 8050 higher · +11 ci (+3%)
8050426 ci
7820415 ci
Median Row Crop Tractor391 ci

8050 is in the 72nd percentile; 7820 is in the 69th · 1,409 models

Cylinders

= Effectively tied
80506
78206
Median Row Crop Tractor6

8050 is in the 50th percentile; 7820 is in the 50th · 1,417 models

Forward Gears

= Effectively tied
805020
782020
Median Row Crop Tractor16

8050 is in the 70th percentile; 7820 is in the 70th · 1,200 models

8050 (A)7820 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 8050John Deere 7820Difference
ManufacturerAllis ChalmersJohn Deere—
Model80507820—
CategoryRow CropAgricultural—

Engine

SpecAllis Chalmers 8050John Deere 7820Difference
ManufacturerAllis ChalmersJohn Deere—
Model670INot recorded—
Power Output169hp171hp▲ 7820+2 hp · +1%
Rated RPM2,300RPM2,100RPM▲ 8050+200 RPM · +10%
Cylinders66Same
Displacement426ci415ci▲ 8050+11 ci · +3%
Bore4.3in4.2in▲ 8050+0.1 in · +2%
Stroke5in5inSame

Transmission

SpecAllis Chalmers 8050John Deere 7820Difference
TypePartial power shiftPartial power shift (AutoQuad-Plus)—

Dimensions & Weight

SpecAllis Chalmers 8050John Deere 7820Difference
Length187in212in▲ 7820+25 in · +13%
Width95.5in96in▲ 7820+0.5 in · <1%
Height113in125in▲ 7820+12 in · +11%
Operating Weight15,305lb21,000lb▲ 7820+5,695 lb · +37%

Hydraulics

SpecAllis Chalmers 8050John Deere 7820Difference
System TypeClosed-center load-sensitiveClosed-center pressure-flow compensated (PFC)—
Steering TypeHydrostatic powerHydrostatic powerSame

Power Take-off (PTO)

SpecAllis Chalmers 8050John Deere 7820Difference
TypeIndependentIndependent with hydraulic wet disc clutch—
Speed 11,000rpm1,000rpmSame
Speed 2540rpmNot recorded—
Speed 31,000rpmNot recorded—

Tires

SpecAllis Chalmers 8050John Deere 7820Difference
Front Tire SizeNot recorded600/65R28—
Rear Tire SizeNot recorded710/70R38—

Hitch & Towing

SpecAllis Chalmers 8050John Deere 7820Difference
Hitch TypeThree-Point HitchThree-Point HitchSame
Hitch CategoryIII/IICategory 3—
Hitch PositionRearRearSame
Hitch Capacity6,680lb13,618lb▲ 7820+6,938 lb · +104%

Chassis & Drive

SpecAllis Chalmers 8050John Deere 7820Difference
Chassis Type4x2 2WD4x4 MFWD 4WD—
Drive Type2WD4WD—
Steering TypeHydrostatic powerHydrostatic powerSame
Brake TypeDifferential hydraulic wet discsHydraulic wet disc—

Electrical

SpecAllis Chalmers 8050John Deere 7820Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers 8050John Deere 7820Difference
Coolant8galNot recorded—

Operator Station

SpecAllis Chalmers 8050John Deere 7820Difference
TypeAcousta CabCab—

Category context

Both models against the field

Engine Power

median 138 hp
A · 66th percentile (169 hp)B · 67th percentile (171 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 69th percentile (415 ci)

Cylinders

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

Forward Gears

median 16
A · 70th percentile (20)B · 70th percentile (20)

Operating Weight

median 12,307 lb
A · 68th percentile (15,305 lb)B · 86th percentile (21,000 lb)
A · 8050B · 7820Median Row Crop Tractor
Full spec pageAllis Chalmers 8050Full spec pageJohn Deere 7820