Head to head · Row Crop

Allis Chalmers D21 Series I vs John Deere 6110D

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Allis ChalmersModel A

Allis Chalmers D21 Series I

Row Crop

power
103 hp
displacement
426 ci
Cylinders
6
Forward gears
8
Full D21 Series I specs
Image not recorded
John DeereModel B

John Deere 6110D

Utility

power
106 hp
displacement
276 ci
Cylinders
4
Forward gears
9
Full 6110D specs
Allis ChalmersAllis Chalmers D21 Series I
vs
John DeereJohn Deere 6110D

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

▲ 6110D higher · +3 hp (+3%)
D21 Series I103 hp
6110D106 hp
Median Row Crop Tractor138 hp

D21 Series I is in the 27th percentile; 6110D is in the 29th · 1,206 models

Engine Displacement

▲ D21 Series I higher · +150 ci (+54%)
D21 Series I426 ci
6110D276 ci
Median Row Crop Tractor391 ci

D21 Series I is in the 72nd percentile; 6110D is in the 25th · 1,409 models

Cylinders

▲ D21 Series I higher · +2 (+50%)
D21 Series I6
6110D4
Median Row Crop Tractor6

D21 Series I is in the 50th percentile; 6110D is in the 17th · 1,417 models

Forward Gears

▲ 6110D higher · +1 (+13%)
D21 Series I8
6110D9
Median Row Crop Tractor16

D21 Series I is in the 16th percentile; 6110D is in the 20th · 1,200 models

D21 Series I (A)6110D (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
ManufacturerAllis ChalmersJohn Deere—
ModelD21 Series I6110D—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
ManufacturerAllis ChalmersJohn Deere—
Model34004045T PowerTech—
Power Output103hp106hp▲ 6110D+3 hp · +3%
Rated RPM2,200RPM2,100RPM▲ D21 Series I+100 RPM · +5%
Cylinders64▲ D21 Series I+2 · +50%
Displacement426ci276ci▲ D21 Series I+150 ci · +54%
Bore4.3in4.2in▲ D21 Series I+0.1 in · +2%
Stroke5in5inSame

Transmission

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
TypeSliding gear with dry disc clutchUnsynchronized gear & Partially synchronized (TSS)—

Dimensions & Weight

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
Length161in169in▲ 6110D+8 in · +5%
Width91.6in72in▲ D21 Series I+19.6 in · +27%
Height107in108in▲ 6110D+1 in · <1%
Operating Weight9,500lb8,532lb▲ D21 Series I+968 lb · +11%

Hydraulics

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
System TypeNot recordedOpen center—
Steering TypePowerHydrostatic power—

Power Take-off (PTO)

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
TypeIndependentNot recorded—
Speed 11,000rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
Hitch TypeThree-Point HitchNot recorded—
Hitch CategoryIII/IINot recorded—
Hitch PositionRearNot recorded—

Chassis & Drive

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypePowerHydrostatic power—
Brake TypeBand actuated discNot recorded—

Electrical

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
Coolant5.3gal4.4gal▲ D21 Series I+1 gal · +23%

Operator Station

SpecAllis Chalmers D21 Series IJohn Deere 6110DDifference
TypeOpenCab—

Category context

Both models against the field

Engine Power

median 138 hp
A · 27th percentile (103 hp)B · 29th percentile (106 hp)

Engine Displacement

median 391 ci
A · 72nd percentile (426 ci)B · 25th percentile (276 ci)

Cylinders

median 6
A · 50th percentile (6)B · 17th percentile (4)

Forward Gears

median 16
A · 16th percentile (8)B · 20th percentile (9)

Operating Weight

median 12,307 lb
A · 28th percentile (9,500 lb)B · 23rd percentile (8,532 lb)
A · D21 Series IB · 6110DMedian Row Crop Tractor
Full spec pageAllis Chalmers D21 Series IFull spec pageJohn Deere 6110D