Compare/Kubota M7-172 vs Kubota M8-181

Kubota M7-172 vs Kubota M8-181

Verdict: Kubota M7-172 vs Kubota M8-181

The Kubota M7-172 and the Kubota M8-181 are both tractors — here is how they stack up on the figures that matter. Kubota M7-172 leads on rated power with 170 hp against 164 hp. Kubota M7-172 is the lighter machine (6,300 kg vs 8,849 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Kubota M8-181 holds more fuel (374.7 L vs 330.1 L) for longer stints between fills. Kubota M8-181 is the newer design (2020 vs 2018). In short: choose the Kubota M7-172 for outright pulling power, or the Kubota M8-181 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Kubota

Fit score

Best match

Clear

Kubota

Fit score

Best match

Clear

Rated power

170 hp

164 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

KubotaReference

VersatileReference

Six power shift gears in five synchronized ranges with shuttle.Reference

Drawbar performanceReference

Distributor

—

KubotaReference

Trailer brakes

—

hydraulicReference

Engine

Fuel tank

330.1 LReference

374.7 LReference

Exhaust fluid (DEF)

37.9 LReference

34.1 LReference

Engine (gross)

126.8 kWReference

—

Engine (max)

130.5 kWReference

—

Drawbar (tested)

88.5 kWReference

118.0 kWReference

Displacement

6.1 LReference

6.7 LReference

Bore/Stroke

118 x 140 mmReference

107 x 124 mmReference

Emissions

Stage IVReference

Tier 4Reference

Rated Power (gross)

126.8 kWReference

—

Maximum Power (gross)

130.5 kWReference

—

Rated RPM

1900Reference

2100Reference

Torque

710.5 NmReference

—

Torque RPM

1500Reference

—

Starter

electricReference

Starter volts

12Reference

Max power

88.5 kWReference

118.0 kWReference

Power at rated engine speed

94.5 kWReference

122.0 kWReference

Engine

—

134.2 kWReference

Power

—

134.2 kWReference

Fuel Type

—

DieselReference

No of Cylinders

—

6Reference

Rated engine speed

—

2,100 rpmReference

Bore and stroke

—

118 × 140 mmReference

Cooling system

—

water-cooledReference

Transmission

Gears

54 forward and 27 reverseReference

infinite forward and reverseReference

Clutch

electro-hydraulic wet discReference

electro-hydraulicReference

Transmission

KVTReference

—

Transmission Type

—

PowershiftReference

forward and reverse options

—

30F X 15R Powershift x 5 Ranges / CVTReference

forward speed range

—

40 km/hReference

Wheel Drive

—

4WDReference

PTO & Hydraulics

PTO (tested)

109.8 kWReference

126.6 kWReference

Type

creeperReference

continuously-variable transmissionReference

Pump flow

109.8 lpmReference

159.7 lpmReference

Rear Type

IIIReference

III/IIINReference

Control

lower-link draft sensingReference

—

Rear lift (at ends)

9399 kgReference

—

Front lift

3900 kgReference

3999 kgReference

Rear PTO

independentReference

Rear PTO Type

540/1000Reference

1000 (1.75)Reference

Engine RPM

1000@1995Reference

—

Front PTO

independentReference

—

Front PTO Type

1000Reference

1000 (1.375)Reference

Power at rated PTO speed

106.6 kWReference

124.5 kWReference

PTO (claimed)

—

108.1 kWReference

Rear valves

—

3 to 5Reference

SCV flow

—

120.0 lpmReference

Steering flow

—

42.0 lpmReference

Rear lift (at 24"/610mm)

—

7050 kgReference

Front Hitch

—

IIINReference

Dimensions

Wheelbase

272 cmReference

289 cmReference

Weight

6300 kgReference

8849 kgReference

Front tire

540/65R28Reference

—

Rear tire

650/65R38Reference

—

Standard tires (ag)

Front: 540/65R28. Rear: 650/65R38Reference

—

Length

477 cmReference

—

Width

249 cmReference

—

Height

303 cmReference

325 cmReference

Shipping weight

6300 kgReference

8849 kgReference

Bar rear axle

—

104 by 2997 mmReference

Electrical

Ground

negativeReference

Charging system

alternatorReference

—

Battery volts

12Reference

Alternator size

—

200 Amp/174 Ah (20 hr) / 1,400AReference

Test results

Fuel use

30.3 l/hourReference

37.5 l/hourReference

Max pull

7726 kgReference

9967 kgReference

Kubota M8-181 attachments

General

Make & Model

—

CumminsReference

SCV control

—

Joystick: AvailableReference

Drawbar category

—

CAT III (Optional CAT IIIHD)Reference

Rear Axle Differential Lock

—

OptionalReference

Platform

—

Air Suspension / Semi-ActiveReference

Radio

—

AvailableReference

Capacities

Capacity

—

6.7 LReference

Diesel exhaust fluid (DEF) tank

—

35 LReference

Power

Rated Power

—

180 hpReference

PTO

PTO Power

—

145 hpReference

Rear PTO Power

—

YesReference

Rear PTO RPM

—

1,000 RPMReference

Front PTO Power

—

AvailableReference

Hydraulics

Pump Rated Output (total)

—

202 l/minReference

Hydraulics Type

—

Closed-Center, Load Sensing (CCLS)Reference

Remote Valves

—

3Reference

Steering & Implements flow

—

42 lpm (120/160 lpm)Reference

Rear Hitch category (SAE designation)

—

CAT III/IIINReference

Rear Hitch maximum lift capacity

—

6,168.9 kgReference

Rear Hitch Sensing Type

—

Electronic draft control / Lower link sensingReference

Dimensions & weight

Overall Height

—

3,250 mmReference

Overall Length

—

4,770 mmReference

Overall Width

—

2,794 mmReference

Overall weight

—

8,390.5 kgReference

Rear Axle Width

—

105 mmReference

Rear Axle Length

—

2,489 mmReference

Wheels & tyres

Rear Wheel Type

—

18.4R38Reference

Front Wheel Type

—

14.9R28Reference

Operator station

Cab Availability

—

trueReference

Seat Suspension

—

AvailableReference

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.