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Kubota B2311 vs Kubota B3150
Verdict: Kubota B2311 vs Kubota B3150
The Kubota B2311 and the Kubota B3150 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 31 hp. Kubota B3150 is the lighter machine (1,863 kg vs 2,039 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Kubota B2311 is the newer design (2018 vs 2014). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
Kubota
71
Fit score
Best match
Clear
Kubota
71
Fit score
Best match
Clear
Rated power
31 hp
31 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
KubotaReference
KubotaReference
liquid-cooledReference
liquid-cooledReference
Differential lock
mechanical rearReference
mechanical rearReference
Engine
Fuel tank
26.9 LReference
26.9 LReference
Engine (gross)
22.8 kWReference
22.8 kWReference
Engine (net)
20.9 kWReference
20.9 kWReference
Displacement
1.5 LReference
1.5 LReference
Bore/Stroke
78 x 78 mmReference
78 x 78 mmReference
Rated Power (net)
20.9 kWReference
20.9 kWReference
Power (gross)
22.8 kWReference
22.8 kWReference
Air cleaner
dry elementReference
dry elementReference
Rated RPM
2500Reference
2500Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Transmission
Type
hydrostaticReference
hydrostaticReference
Gears
infinite forward and reverse (3-range)Reference
infinite forward and reverse (3-range)Reference
PTO & Hydraulics
PTO (claimed)
17.4 kWReference
17.4 kWReference
Pressure
161.8 barReference
161.8 barReference
Total flow
32.9 lpmReference
32.9 lpmReference
Rear Type
IReference
IReference
Control
position controlReference
position controlReference
Rear lift (at ends)
969 kgReference
969 kgReference
Rear PTO
independentReference
independentReference
Rear PTO Type
540 (1.375)Reference
540 (1.375)Reference
Mid PTO
optionalReference
optionalReference
Mid PTO Type
2500 (Kubota 10-tooth #5)Reference
2500 (Kubota 10-tooth #5)Reference
Dimensions
Wheelbase
166 cmReference
166 cmReference
Weight
2039 to 2513 poundsReference
1863 to 2348 poundsReference
ROPS Length
293 cmReference
293 cmReference
Cab Length
300 cmReference
300 cmReference
Width
136 cmReference
136 cmReference
Height (ROPS)
232 cmReference
232 cmReference
Height (cab)
214 cmReference
214 cmReference
ROPS Weight
924 kgReference
845 kgReference
Cab Weight
1139 kgReference
—
Ground clearance
31 cmReference
31 cmReference
Front tread
93 to 101 cmReference
93 cmReference
Rear tread
104 cmReference
104 cmReference
Front tire
—
180/85D12Reference
Rear tire
—
12.4-16Reference
Standard tires (ag)
—
Front: 180/85D12. Rear: 12.4-16Reference
Lawn/turf front
—
24x8.50-12Reference
Lawn/turf rear
—
13.6-16Reference
Hydro Weight
—
1065 kgReference
Kubota B2311 attachments
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
alternatorReference
Battery volts
12Reference
12Reference
Attachment overview
Kubota B3150 attachments
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.