Head to head · Row Crop

Allis Chalmers D10 vs John Deere 3120

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Allis ChalmersModel A

Allis Chalmers D10

Row Crop

power
28.6 hp
displacement
139 ci
Cylinders
4
Forward gears
4
Full D10 specs
Image not recorded
John DeereModel B

John Deere 3120

Utility

power
29.5 hp
displacement
91.5 ci
Cylinders
3
Forward gears
Not recorded
Full 3120 specs
Allis ChalmersAllis Chalmers D10
vs
John DeereJohn Deere 3120

How they compare

Headline specs vs. the whole Row Crop

n = 1,140–1,417

Engine Power

▲ 3120 higher · +0.9 hp (+3%)
D1028.6 hp
312029.5 hp
Median Row Crop Tractor138 hp

D10 is in the 2nd percentile; 3120 is in the 2nd · 1,206 models

Engine Displacement

▲ D10 higher · +47.5 ci (+52%)
D10139 ci
312091.5 ci
Median Row Crop Tractor391 ci

D10 is in the 3rd percentile; 3120 is in the 1st · 1,409 models

Cylinders

▲ D10 higher · +1 (+33%)
D104
31203
Median Row Crop Tractor6

D10 is in the 17th percentile; 3120 is in the 2nd · 1,417 models

Operating Weight

▲ 3120 higher · +298 lb (+11%)
D102,700 lb
31202,998 lb
Median Row Crop Tractor12,307 lb

D10 is in the 1st percentile; 3120 is in the 2nd · 1,350 models

D10 (A)3120 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D10John Deere 3120Difference
ManufacturerAllis ChalmersJohn Deere—
ModelD103120—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers D10John Deere 3120Difference
ManufacturerAllis-ChalmersYanmar—
ModelPower-Crater3TNV84—
Power Output28.6hp29.5hp▲ 3120+0.9 hp · +3%
Rated RPM1,650RPM2,600RPM▲ 3120+950 RPM · +58%
Cylinders43▲ D10+1 · +33%
Displacement139ci91.5ci▲ D10+47.5 ci · +52%
Bore3.4in3.3in▲ D10+0.1 in · +3%
Stroke3.9in3.5in▲ D10+0.4 in · +11%

Transmission

SpecAllis Chalmers D10John Deere 3120Difference
TypeSliding GearHydrostatic—

Dimensions & Weight

SpecAllis Chalmers D10John Deere 3120Difference
Length121in120in▲ D10+1 in · <1%
WidthNot recorded52.4in—
Height76in92.9in▲ 3120+16.9 in · +22%
Operating Weight2,700lb2,998lb▲ 3120+298 lb · +11%

Hydraulics

SpecAllis Chalmers D10John Deere 3120Difference
System TypeLiveOpen center—
Steering TypeManualPower—

Power Take-off (PTO)

SpecAllis Chalmers D10John Deere 3120Difference
TypeTransmissionIndependent—
Speed 1540rpm2,100rpm▲ 3120+1,560 rpm · +289%
Speed 2Not recorded540rpm—

Tires

SpecAllis Chalmers D10John Deere 3120Difference
Front Tire SizeNot recorded14-Jul—
Rear Tire SizeNot recorded11.2-24—

Hitch & Towing

SpecAllis Chalmers D10John Deere 3120Difference
Hitch TypeSnap-CouplerNot recorded—
Hitch CategoryIISame

Chassis & Drive

SpecAllis Chalmers D10John Deere 3120Difference
Chassis Type4x2 2WD4x4 MFWD 4WD—
Drive Type2WD4WD—
Steering TypeManualPower—
Brake TypeDifferential Mechanical ShoeWet disc—

Electrical

SpecAllis Chalmers D10John Deere 3120Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D10John Deere 3120Difference
Coolant2gal1.4gal▲ D10+0.6 gal · +43%

Operator Station

SpecAllis Chalmers D10John Deere 3120Difference
TypeOpenOpen operator station with two-post ROPS—

Category context

Both models against the field

Engine Power

median 138 hp
A · 2nd percentile (28.6 hp)B · 2nd percentile (29.5 hp)

Engine Displacement

median 391 ci
A · 3rd percentile (139 ci)B · 1st percentile (91.5 ci)

Cylinders

median 6
A · 17th percentile (4)B · 2nd percentile (3)

Operating Weight

median 12,307 lb
A · 1st percentile (2,700 lb)B · 2nd percentile (2,998 lb)

Length

median 180 in
A · 3rd percentile (121 in)B · 3rd percentile (120 in)
A · D10B · 3120Median Row Crop Tractor
Full spec pageAllis Chalmers D10Full spec pageJohn Deere 3120