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Shibaura SD4000 vs Shibaura ST445
Verdict: Shibaura SD4000 vs Shibaura ST445
The Shibaura SD4000 and the Shibaura ST445 are both tractors — here is how they stack up on the figures that matter. Shibaura SD4000 leads on rated power with 39 hp against 38 hp. Shibaura ST445 is the lighter machine (1,510 kg vs 1,531 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. In short: choose the Shibaura SD4000 for outright pulling power, or the Shibaura ST445 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
Shibaura
62
Fit score
Best match
Clear
Shibaura
62
Fit score
Best match
Clear
Rated power
39 hp
38 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
ShibauraReference
ShibauraReference
With 12.4/11-28 rear tires. Creeper speeds are 13% of standard speeds.Reference
4-cylinderReference
Differential lock
mechanical rearReference
—
Variants
SD4000AD
2WD 24-speedReference
—
SD4000AD-0
4WD 24-speedReference
—
SD4000A
2WD 12-speedReference
—
SD4000A-0
4WD 12-speedReference
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Engine
Engine
29.0 kWReference
33.6 kWReference
Displacement
2.1 LReference
2.2 LReference
Bore/Stroke
85 x 94 mmReference
—
Power
29.0 kWReference
33.6 kWReference
Compression
22:1Reference
—
Rated RPM
2500Reference
2600Reference
Starter volts
12Reference
12Reference
Fuel tank
—
39.0 LReference
Transmission
Gears
24 forward and 8 reverseReference
12 forward and reverseReference
Clutch
dry discReference
—
Oil capacity
35.0 LReference
—
Transmission
—
synchromeshReference
PTO & Hydraulics
Type
gearReference
—
Rear Type
IReference
IReference
Control
position and draft controlReference
—
Rear lift (at ends)
1969 kgReference
—
Rear PTO
transmissionReference
independentReference
Rear PTO Type
540 (1.375)Reference
540, 791Reference
Engine RPM
1320@2500Reference
—
PTO (claimed)
—
28.3 kWReference
Valves
—
1Reference
Pump flow
—
37.1 lpmReference
Rear lift
—
1485 kgReference
Dimensions
Wheelbase
181 cmReference
176 cmReference
Weight
1531 kgReference
1510 kgReference
Front tire
6.00-16Reference
8-16Reference
Rear tire
12.4/11-28Reference
14.9-24Reference
Ag front
6.00-16Reference
8-16Reference
Ag rear
12.4/11-28Reference
14.9-24Reference
Length
337 cmReference
321 cmReference
Width
151 cmReference
161 cmReference
Height
193 cmReference
246 cmReference
Ground clearance
39 cmReference
33 cmReference
Front tread
121 to 149 cmReference
—
Rear tread
119 to 150 cmReference
—
Lawn/turf front
—
27x8.5-15Reference
Lawn/turf rear
—
18.4-16.1Reference
Electrical
Ground
negativeReference
—
Charging system
alternatorReference
—
Charging amps
20Reference
40Reference
Battery volts
12Reference
12Reference
Battery AH
100Reference
—
Speeds
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.