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Kubota B40 vs Kubota BX1850
Verdict: Kubota B40 vs Kubota BX1850
The Kubota B40 and the Kubota BX1850 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 14 hp. Kubota B40 is the lighter machine (550 kg vs 569 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Kubota BX1850 is the newer design (2006 vs 1988). 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
14 hp
14 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
KubotaReference
KubotaReference
liquid-cooledReference
liquid-cooled inlineReference
Engine
Fuel tank
17.0 LReference
—
Engine
10.4 kWReference
13.4 kWReference
Displacement
0.9 LReference
0.7 LReference
Bore/Stroke
72 x 70 mmReference
67 x 68 mmReference
Power
10.4 kWReference
13.4 kWReference
Rated RPM
2600Reference
3200Reference
Starter
electricReference
—
Starter volts
12Reference
12Reference
Air cleaner
—
dual paper elementsReference
Oil capacity
—
11.7 LReference
Coolant capacity
—
2.9 LReference
Transmission
Type
gearReference
open centerReference
Gears
6 forward and 2 reverseReference
infinite forward and reverse (2-range)Reference
Transmission
—
hydrostaticReference
PTO & Hydraulics
Rear Type
JIS0Reference
IReference
Rear PTO Type
540 (1.375)Reference
540 (1.375)Reference
Engine RPM
1228@2600Reference
—
PTO (claimed)
—
10.2 kWReference
Hydraulic system
—
11.7 LReference
Capacity
—
11.7 LReference
Total flow
—
23.8 lpmReference
Rear lift (at ends)
—
449 kgReference
Rear lift (at 24"/610mm)
—
303 kgReference
Rear PTO
—
independentReference
Mid PTO
—
independentReference
Mid PTO Type
—
2500Reference
Dimensions
Wheelbase
124 cmReference
134 cmReference
Weight
550 kgReference
569 kgReference
Front tire
5.00-12Reference
16x7.5-8Reference
Rear tire
8-16Reference
24x12-12Reference
Standard tires (ag)
Front: 5.00-12. Rear: 8-16Reference
—
Length
215 cmReference
233 cmReference
Width
105 cmReference
113 cmReference
Height
124 cmReference
176 cmReference
Ground clearance
23 cmReference
22 cmReference
Front tread
76 cmReference
—
Rear tread
81/89 cmReference
—
Ag front
—
16x7.5-8Reference
Ag rear
—
24x12-12Reference
Lawn/turf front
—
16x7.2-8Reference
Lawn/turf rear
—
24x12-12Reference
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
Charging system
—
alternatorReference
Charging amps
—
40Reference
Battery CCA
—
435Reference
Capacities
Fuel
—
25.0 LReference
Kubota BX1850 attachments
Attachment overview
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.