Search
Kubota BX1830 vs Kubota JB18
Verdict: Kubota BX1830 vs Kubota JB18
The Kubota BX1830 and the Kubota JB18 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 18 hp. Kubota BX1830 is the lighter machine (569 kg vs 590 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Kubota BX1830 holds more fuel (20.8 L vs 14.0 L) for longer stints between fills. Kubota JB18 is the newer design (2006 vs 2004). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
Tune the fit score
Tell us about your operation
Fit & specs
Kubota
71
Fit score
Best match
Clear
Kubota
71
Fit score
Best match
Clear
Rated power
18 hp
18 hp
Confidence
98%
98%
Guide price
—
—
Overview
Manufacturer
KubotaReference
KubotaReference
liquid-cooledReference
Three gears, plus reverse, in two ranges.Reference
Steering
—
powerReference
Engine
Fuel tank
20.8 LReference
14.0 LReference
Engine (gross)
13.4 kWReference
—
Displacement
0.7 LReference
1.0 LReference
Bore/Stroke
67 x 68 mmReference
76 x 74 mmReference
Power (gross)
13.4 kWReference
—
Rated RPM
3200Reference
2600Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Engine
—
13.6 kWReference
Power
—
13.6 kWReference
Transmission
Type
hydrostaticReference
—
Gears
infinite forward and reverse (2-range)Reference
6 forward and 2 reverseReference
PTO & Hydraulics
PTO (claimed)
10.2 kWReference
—
Pump flow
20.8 lpmReference
—
Rear Type
IReference
0Reference
Rear lift
308 kgReference
—
Rear PTO
independentReference
540 (1.375)Reference
Clutch
hydraulicReference
dry discReference
Rear PTO Type
540 (1.375)Reference
967:2600Reference
Engine RPM
2500@3125Reference
—
Mid PTO
independentReference
—
Mid PTO Type
2500Reference
—
Dimensions
Wheelbase
139 cmReference
127 cmReference
Weight
569 kgReference
590 kgReference
Front tire
18x8.50-8Reference
5.00-12Reference
Rear tire
26x12.00-12Reference
8-18Reference
Ag front
18x8.50-8Reference
—
Ag rear
26x12.00-12Reference
—
Lawn/turf front
18x8.50-8Reference
—
Lawn/turf rear
26x12.00-12Reference
—
Length
197 cmReference
204 cmReference
Width
114 cmReference
97 cmReference
Height (ROPS)
180 cmReference
—
Ground clearance
17 cmReference
28 cmReference
Front tread
90 cmReference
74 cmReference
Rear tread
81 cmReference
72/76 cmReference
Standard tires (ag)
—
Front: 5.00-12. Rear: 8-18Reference
Height
—
183 cmReference
Kubota BX1830 attachments
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
—
Battery volts
12Reference
12Reference
Attachment overview
Variants
JB18
—
wheeledReference
JB18-PC
—
half-trackReference
JB18 Serial Numbers
Location:
—
Serial number decal on the right side of the tractor frame, above the front axle.Reference
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.