Head to head · Sub-Compact

Kubota B1181 vs Shibaura SP1840

Kubota B1181 Tractor
KubotaModel A

Kubota B1181

Utility

power
17.7 hp
displacement
47.5 ci
Cylinders
3
Forward gears
6
Full B1181 specs
Image not recorded
ShibauraModel B

Shibaura SP1840

Sub-Compact

power
17.8 hp
displacement
53.6 ci
Cylinders
3
Forward gears
9
Full SP1840 specs
KubotaKubota B1181
vs
ShibauraShibaura SP1840

How they compare

Headline specs vs. the whole Sub-Compact

n = 584–816

Engine Power

▲ SP1840 higher · +0.1 hp (<1%)
B118117.7 hp
SP184017.8 hp
Median Sub-Compact Tractor26.9 hp

B1181 is in the 16th percentile; SP1840 is in the 17th · 816 models

Engine Displacement

▲ SP1840 higher · +6.1 ci (+13%)
B118147.5 ci
SP184053.6 ci
Median Sub-Compact Tractor91.4 ci

B1181 is in the 8th percentile; SP1840 is in the 12th · 757 models

Cylinders

= Effectively tied
B11813
SP18403
Median Sub-Compact Tractor3

B1181 is in the 50th percentile; SP1840 is in the 50th · 802 models

Forward Gears

▲ SP1840 higher · +3 (+50%)
B11816
SP18409
Median Sub-Compact Tractor9

B1181 is in the 18th percentile; SP1840 is in the 50th · 616 models

B1181 (A)SP1840 (B)Median Sub-Compact Tractor

Full comparison

Every spec, side by side

General Information

SpecKubota B1181Shibaura SP1840Difference
ManufacturerKubotaShibaura—
ModelB1181SP1840—
CategoryUtility, Sub-CompactSub-Compact—

Engine

SpecKubota B1181Shibaura SP1840Difference
ManufacturerKubotaShibaura—
ModelD782S723—
Power Output17.7hp17.8hp▲ SP1840+0.1 hp · <1%
Rated RPM3,000RPM2,600RPM▲ B1181+400 RPM · +15%
Cylinders33Same
Displacement47.5ci53.6ci▲ SP1840+6.1 ci · +13%
Bore2.6in2.8in▲ SP1840+0.2 in · +8%
Stroke2.9in2.8in▲ B1181+0.1 in · +4%

Transmission

SpecKubota B1181Shibaura SP1840Difference
TypeGearSynchromesh, Creeper—

Dimensions & Weight

SpecKubota B1181Shibaura SP1840Difference
Length92.9in87.2in▲ B1181+5.7 in · +7%
Width36.9in39.8in▲ SP1840+2.9 in · +8%
Height87.3in48.2in▲ B1181+39.1 in · +81%
Operating Weight1,411lb1,279lb▲ B1181+132 lb · +10%

Hydraulics

SpecKubota B1181Shibaura SP1840Difference
System TypeNot recordedOpen Center—
Steering TypePower SteeringNot recorded—

Power Take-off (PTO)

SpecKubota B1181Shibaura SP1840Difference
TypeOptionalNot recorded—
Speed 1540rpmNot recorded—
Speed 21,000rpmNot recorded—
Speed 32,500rpmNot recorded—

Hitch & Towing

SpecKubota B1181Shibaura SP1840Difference
Hitch TypeThree-Point HitchNot recorded—
Hitch CategoryICategory 3—
Hitch PositionRearNot recorded—
Hitch Capacity1,190lbNot recorded—

Chassis & Drive

SpecKubota B1181Shibaura SP1840Difference
Chassis Type4x4 MFWD 4WDNot recorded—
Drive Type4WDNot recorded—
Steering TypePower SteeringNot recorded—
Brake TypeWet DiscNot recorded—

Electrical

SpecKubota B1181Shibaura SP1840Difference
Starter TypeElectricElectric Starter—

Capacities

SpecKubota B1181Shibaura SP1840Difference
CoolantNot recorded0.9gal—

Operator Station

SpecKubota B1181Shibaura SP1840Difference
TypeOpen with Two-Post ROPSNot recorded—

Category context

Both models against the field

Engine Power

median 26.9 hp
A · 16th percentile (17.7 hp)B · 17th percentile (17.8 hp)

Engine Displacement

median 91.4 ci
A · 8th percentile (47.5 ci)B · 12th percentile (53.6 ci)

Cylinders

median 3
A · 50th percentile (3)B · 50th percentile (3)

Forward Gears

median 9
A · 18th percentile (6)B · 50th percentile (9)

Operating Weight

median 2,700 lb
A · 16th percentile (1,411 lb)B · 10th percentile (1,279 lb)
A · B1181B · SP1840Median Sub-Compact Tractor
Full spec pageKubota B1181Full spec pageShibaura SP1840