Head to head · Sub-Compact

AGCO ST45 vs White Field Boss 43

AGCO ST45 Tractor
AGCOModel A

AGCO ST45

Sub-Compact

power
44.2 hp
displacement
134 ci
Cylinders
4
Forward gears
16
Full ST45 specs
AGCOAGCO ST45
vs
WhiteWhite Field Boss 43

How they compare

Headline specs vs. the whole Sub-Compact

n = 584–816

Engine Power

▲ Field Boss 43 higher · +0.8 hp (+2%)
ST4544.2 hp
Field Boss 4345 hp
Median Sub-Compact Tractor26.9 hp

ST45 is in the 81st percentile; Field Boss 43 is in the 83rd · 816 models

Engine Displacement

▲ Field Boss 43 higher · +11 ci (+8%)
ST45134 ci
Field Boss 43145 ci
Median Sub-Compact Tractor91.4 ci

ST45 is in the 74th percentile; Field Boss 43 is in the 82nd · 757 models

Cylinders

= Effectively tied
ST454
Field Boss 434
Median Sub-Compact Tractor3

ST45 is in the 90th percentile; Field Boss 43 is in the 90th · 802 models

Forward Gears

▲ ST45 higher · +4 (+33%)
ST4516
Field Boss 4312
Median Sub-Compact Tractor9

ST45 is in the 89th percentile; Field Boss 43 is in the 73rd · 616 models

ST45 (A)Field Boss 43 (B)Median Sub-Compact Tractor

Full comparison

Every spec, side by side

General Information

SpecAGCO ST45White Field Boss 43Difference
ManufacturerAGCOWhite—
ModelST45Field Boss 43—
CategorySub-CompactSub-CompactSame

Engine

SpecAGCO ST45White Field Boss 43Difference
ManufacturerIsekiIsuzu—
ModelE4CGC240—
Power Output44.2hp45hp▲ Field Boss 43+0.8 hp · +2%
Rated RPM2,600RPM2,600RPMSame
Cylinders44Same
Displacement134ci145ci▲ Field Boss 43+11 ci · +8%
Bore3.4in3.4inSame
Stroke3.6in4in▲ Field Boss 43+0.4 in · +11%

Transmission

SpecAGCO ST45White Field Boss 43Difference
TypeMechanical ShuttlePartially synchronized—

Dimensions & Weight

SpecAGCO ST45White Field Boss 43Difference
Length137in136in▲ ST45+1 in · <1%
Width69.1in66.9in▲ ST45+2.2 in · +3%
Height89in80.9in▲ ST45+8.1 in · +10%
Operating Weight4,448lb3,748lb▲ ST45+700 lb · +19%

Hydraulics

SpecAGCO ST45White Field Boss 43Difference
System TypeOpen CenterOpen centerSame
Steering TypePowerPowerSame

Power Take-off (PTO)

SpecAGCO ST45White Field Boss 43Difference
Type540 (rear) / 2000 (mid)Not recorded—
Speed 1540rpm540rpmSame
Speed 22,000rpmNot recorded—

Tires

SpecAGCO ST45White Field Boss 43Difference
Front Tire SizeNot recorded6.00-16—
Rear Tire SizeNot recorded13.6-28—

Hitch & Towing

SpecAGCO ST45White Field Boss 43Difference
Hitch TypeThree-Point HitchCategory I—
Hitch CategoryICategory 3—
Hitch PositionRearNot recorded—

Chassis & Drive

SpecAGCO ST45White Field Boss 43Difference
Steering TypePowerPowerSame

Electrical

SpecAGCO ST45White Field Boss 43Difference
Starter TypeElectricElectricSame

Capacities

SpecAGCO ST45White Field Boss 43Difference
Coolant2.5galNot recorded—

Operator Station

SpecAGCO ST45White Field Boss 43Difference
TypeROPSNot recorded—

Category context

Both models against the field

Engine Power

median 26.9 hp
A · 81st percentile (44.2 hp)B · 83rd percentile (45 hp)

Engine Displacement

median 91.4 ci
A · 74th percentile (134 ci)B · 82nd percentile (145 ci)

Cylinders

median 3
A · 90th percentile (4)B · 90th percentile (4)

Forward Gears

median 9
A · 89th percentile (16)B · 73rd percentile (12)

Operating Weight

median 2,700 lb
A · 87th percentile (4,448 lb)B · 72nd percentile (3,748 lb)
A · ST45B · Field Boss 43Median Sub-Compact Tractor
Full spec pageAGCO ST45Full spec pageWhite Field Boss 43