Head to head · Row Crop

Allis Chalmers WC (1938-1948) vs Kubota B1820

Image not recorded
Allis ChalmersModel A

Allis Chalmers WC (1938-1948)

Row Crop

power
18 hp
displacement
201 ci
Cylinders
4
Forward gears
4
Full WC (1938-1948) specs
Image not recorded
KubotaModel B

Kubota B1820

Utility

power
17.7 hp
displacement
47.5 ci
Cylinders
3
Forward gears
6
Full B1820 specs
Allis ChalmersAllis Chalmers WC (1938-1948)
vs
KubotaKubota B1820

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

▲ WC (1938-1948) higher · +0.3 hp (+2%)
WC (1938-1948)18 hp
B182017.7 hp
Median Row Crop Tractor138 hp

WC (1938-1948) is in the 1st percentile; B1820 is in the 1st · 1,206 models

Engine Displacement

▲ WC (1938-1948) higher · +154 ci (+323%)
WC (1938-1948)201 ci
B182047.5 ci
Median Row Crop Tractor391 ci

WC (1938-1948) is in the 8th percentile; B1820 is in the 1st · 1,409 models

Cylinders

▲ WC (1938-1948) higher · +1 (+33%)
WC (1938-1948)4
B18203
Median Row Crop Tractor6

WC (1938-1948) is in the 17th percentile; B1820 is in the 2nd · 1,417 models

Forward Gears

▲ B1820 higher · +2 (+50%)
WC (1938-1948)4
B18206
Median Row Crop Tractor16

WC (1938-1948) is in the 4th percentile; B1820 is in the 11th · 1,200 models

WC (1938-1948) (A)B1820 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
ManufacturerAllis ChalmersKubota—
ModelWC (1938-1948)B1820—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
ManufacturerAllis-ChalmersKubota—
ModelNot recordedD782-D25—
Power Output18hp17.7hp▲ WC (1938-1948)+0.3 hp · +2%
Rated RPM1,300RPM2,800RPM▲ B1820+1,500 RPM · +115%
Cylinders43▲ WC (1938-1948)+1 · +33%
Displacement201ci47.5ci▲ WC (1938-1948)+154 ci · +323%
Bore4in2.6in▲ WC (1938-1948)+1.4 in · +54%
Stroke4in2.9in▲ WC (1938-1948)+1.1 in · +38%

Transmission

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
TypeNon-synchronized Gear TypeGear shift—

Dimensions & Weight

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
Length136in92.9in▲ WC (1938-1948)+43.1 in · +46%
Width76in36.5in▲ WC (1938-1948)+39.5 in · +108%
Height63in49.4in▲ WC (1938-1948)+13.6 in · +28%
Operating Weight3,792lb1,146lb▲ WC (1938-1948)+2,646 lb · +231%

Hydraulics

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
Steering TypeManualManualSame

Power Take-off (PTO)

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
TypeTransmissionNot recorded—
Speed 1535rpm540rpm▲ B1820+5 rpm · <1%
Speed 2Not recorded1,000rpm—
Speed 3Not recorded2,500rpm—

Hitch & Towing

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
Hitch CategoryNot recordedI—
Hitch CapacityNot recorded1,190lb—

Chassis & Drive

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
Chassis Type4x2 2WD4x4 MFWD 4WD—
Drive Type2WDMFWD—
Steering TypeManualManualSame
Brake TypeDifferential hand-operated mechanical drumWet disc—

Electrical

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
Coolant3.5gal0.9gal▲ WC (1938-1948)+2.6 gal · +289%

Operator Station

SpecAllis Chalmers WC (1938-1948)Kubota B1820Difference
TypeOpen operator stationOpen operator station with two-post ROPS—

Category context

Both models against the field

Engine Power

median 138 hp
A · 1st percentile (18 hp)B · 1st percentile (17.7 hp)

Engine Displacement

median 391 ci
A · 8th percentile (201 ci)B · 1st percentile (47.5 ci)

Cylinders

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

Forward Gears

median 16
A · 4th percentile (4)B · 11th percentile (6)

Operating Weight

median 12,307 lb
A · 4th percentile (3,792 lb)B · 1st percentile (1,146 lb)
A · WC (1938-1948)B · B1820Median Row Crop Tractor
Full spec pageAllis Chalmers WC (1938-1948)Full spec pageKubota B1820