Head to head · Utility

Allis Chalmers FD3 vs Satoh Bison S650

Allis Chalmers FD3 Tractor
Allis ChalmersModel A

Allis Chalmers FD3

Utility

power
25 hp
displacement
95.8 ci
Cylinders
2
Forward gears
8
Full FD3 specs
Allis ChalmersAllis Chalmers FD3
vs
SatohSatoh Bison S650

How they compare

Headline specs vs. the whole Utility

n = 4,321–5,720

Engine Power

= Effectively tied
FD325 hp
Bison S65025 hp
Median Utility Tractor55 hp

FD3 is in the 16th percentile; Bison S650 is in the 16th · 5,383 models

Engine Displacement

▲ FD3 higher · +35.6 ci (+59%)
FD395.8 ci
Bison S65060.2 ci
Median Utility Tractor183 ci

FD3 is in the 22nd percentile; Bison S650 is in the 6th · 5,580 models

Cylinders

▲ Bison S650 higher · +2 (+100%)
FD32
Bison S6504
Median Utility Tractor4

FD3 is in the 3rd percentile; Bison S650 is in the 50th · 5,720 models

Forward Gears

▲ FD3 higher · +2 (+33%)
FD38
Bison S6506
Median Utility Tractor12

FD3 is in the 23rd percentile; Bison S650 is in the 11th · 4,941 models

FD3 (A)Bison S650 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers FD3Satoh Bison S650Difference
ManufacturerAllis ChalmersSatoh—
ModelFD3Bison S650—
CategoryUtilityUtilitySame

Engine

SpecAllis Chalmers FD3Satoh Bison S650Difference
ManufacturerVendeuvreMazda—
Power Output25hp25hpSame
Rated RPM2,200RPM2,800RPM▲ Bison S650+600 RPM · +27%
Cylinders24▲ Bison S650+2 · +100%
Displacement95.8ci60.2ci▲ FD3+35.6 ci · +59%
Bore3.1in2.7in▲ FD3+0.4 in · +15%
Stroke3.9in2.7in▲ FD3+1.2 in · +44%

Transmission

SpecAllis Chalmers FD3Satoh Bison S650Difference
TypeManualUnsynchronized Gear—

Dimensions & Weight

SpecAllis Chalmers FD3Satoh Bison S650Difference
Length112in105in▲ FD3+7 in · +7%
WidthNot recorded52.9in—
Height51.2in54.7in▲ Bison S650+3.5 in · +7%
Operating Weight3,150lb2,105lb▲ FD3+1,045 lb · +50%

Hydraulics

SpecAllis Chalmers FD3Satoh Bison S650Difference
Steering TypeNot recordedManual—

Hitch & Towing

SpecAllis Chalmers FD3Satoh Bison S650Difference
Hitch CategoryNot recordedI—

Chassis & Drive

SpecAllis Chalmers FD3Satoh Bison S650Difference
Chassis Type4x24x2 2WD—
Drive Type2WD2WDSame
Steering TypeNot recordedManual—

Electrical

SpecAllis Chalmers FD3Satoh Bison S650Difference
Starter TypeNot recordedElectric—

Capacities

SpecAllis Chalmers FD3Satoh Bison S650Difference
CoolantNot recorded1.3gal—

Category context

Both models against the field

Engine Power

median 55 hp
A · 16th percentile (25 hp)B · 16th percentile (25 hp)

Engine Displacement

median 183 ci
A · 22nd percentile (95.8 ci)B · 6th percentile (60.2 ci)

Cylinders

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

Forward Gears

median 12
A · 23rd percentile (8)B · 11th percentile (6)

Operating Weight

median 5,303 lb
A · 25th percentile (3,150 lb)B · 13th percentile (2,105 lb)
A · FD3B · Bison S650Median Utility Tractor
Full spec pageAllis Chalmers FD3Full spec pageSatoh Bison S650