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Kubota BX1830 vs Kubota KB185
Verdict: Kubota BX1830 vs Kubota KB185
The Kubota BX1830 and the Kubota KB185 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 1,532 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Kubota KB185 holds more fuel (26.9 L vs 20.8 L) for longer stints between fills. Kubota KB185 is the newer design (2008 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.
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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
Sequential hydraulically-shifted transmission. Twelve forward gears with three ranges. Tractor must be stopped, and clutch used, to shift ranges.Reference
Engine
Fuel tank
20.8 LReference
26.9 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
power shiftReference
Gears
infinite forward and reverse (2-range)Reference
36 forward and 24 reverseReference
Gear Weight
—
694 kgReference
Transmission
—
GlideshiftReference
PTO & Hydraulics
PTO (claimed)
10.2 kWReference
—
Pump flow
20.8 lpmReference
—
Rear Type
IReference
0Reference
Rear lift
308 kgReference
—
Rear PTO
independentReference
—
Clutch
hydraulicReference
dry discReference
Rear PTO Type
540 (1.375)Reference
540 (1.375)Reference
Engine RPM
2500@3125Reference
-662@2600Reference
Mid PTO
independentReference
—
Mid PTO Type
2500Reference
—
Dimensions
Wheelbase
139 cmReference
135 cmReference
Weight
569 kgReference
1532 to 1587 poundsReference
Front tire
18x8.50-8Reference
6.00-12Reference
Rear tire
26x12.00-12Reference
8.3-22Reference
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
234 cmReference
Width
114 cmReference
104 cmReference
Height (ROPS)
180 cmReference
189 cmReference
Ground clearance
17 cmReference
35 cmReference
Front tread
90 cmReference
85 cmReference
Rear tread
81 cmReference
81/89 cmReference
Standard tires (ag)
—
Front: 6.00-12. Rear: 8.3-22Reference
Glideshift Weight
—
719 kgReference
Kubota BX1830 attachments
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
—
Battery volts
12Reference
12Reference
Attachment overview
Variants
KB185
—
wheeledReference
KB185-PC
—
half-trackReference
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.