Cat 12M vs Cat 140H

The Cat 12M is the heavier machine, at 18.4 t against 14.7 t, and the Cat 12M has more power (136 kW against 123 kW).

The Cat 12M is ahead on: more power, more hydraulic flow, bigger fuel tank, faster. The Cat 140H is ahead on: more torque.

Below, every figure both makers publish sits side by side, with the Cat 12M and the Cat 140H drawn to the same scale from their dimension drawings.

Cat · motor grader
Cat 12M
Change modelFull specs PDF
Cat · motor grader
Cat 140H
Change modelFull specs PDF
Add a modelUp to four

At a glance

Bold is the machine ahead on each figure, with its lead.

Figure	Cat 12M	Cat 140H
Operating weight	18,400 kg	14,677 kg
Net powerHigher is better	136 kW+11%	123 kW
Max torqueHigher is better	1,052 Nm	1,095 Nm+4%
Pump flowHigher is better	210 L/min+2%	206 L/min
Fuel tankHigher is better	416 L+5%	397 L
Top speedHigher is better	46.6 km/h+6%	44 km/h

All specifications

Every figure the makers publish. Search for one, or show only those that differ.

Differences only(70)

FigureCat 12M Cat 140H

Dimensions

Overall length10.136 mpush plate to ripperNot published

Overall length, ripper raised9.818 mpush plate to ripper, retractedNot published

Front tyre to rear of machine8.754 mNot published

Wheelbase6.123 mfront axle to mid tandemNot published

Front axle to moldboard2.552 m2.561 m

Tandem axle spacing1.523 mlength between tandem axles1.523 m

Overall height (to top of cab)3.308 m3.378 m with Product LinkNot published

Height to top of exhaust3.076 m3.103 m

Height to top of cylinders3.04 m3.028 m

Height to front axle centre0.596 mNot published

Ground clearance0.339 mat rear axleNot published

Tread width2.14 mtyre centre linesNot published

Width over rear tyres2.511 m2.443 m

Width over tyres2.511 moutside front tyresNot published

Height, low-profile cabNot published3.131 m

Height, high-profile cabNot published3.356 m

Height to axleNot published0.6 m

Front axle to mid tandemNot published6.169 m

Front tyre to end of rear frameNot published8.713 m

Counterweight to ripperNot published10.097 m

Ground clearance at transmission caseNot published0.344 m

Width at tyre centre linesNot published2.077 m

Width outside front tyresNot published2.464 m

Weight

Operating weight18,400 kg14,677 kgbase, as Cat states it

Base weight16,231 kgNot published

Maximum gross vehicle weight22,045 kgNot published

Engine

Engine modelCat C7 ACERTCat 3176 ETA

EmissionsEquivalent to U.S. EPA Tier 3 / EU Stage IIIAEPA Tier II / EU Stage II

Cylinders6Not published

Displacement7.2 L10.3 L

Net power136 kW (183 hp)base power, 1st gear (ISO 9249)123 kW (165 hp)gears 1-3

Net power, VHP Plus range136-159 kWNot published

Max torque1,052 NmVHP Plus, at 1,000 rpm1,095 Nmat 1,000 rpm

Rated speed2,000 rpmNot published

Net power, gears 4-8Not published138 kW (185 hp)

Performance

Top speed46.6 km/hforward44 km/hforward; 34.7 km/h reverse

Top speed, reverse36.8 km/hNot published

Turning radius (outside front tyres)7.6 mNot published

Steering range, left/right48°Not published

Articulation angle, left/right20°Not published

Transmission and hydraulics

TransmissionDirect drive, power shift, countershaft; 8 forward / 6 reverseDirect-drive powershift, 8 forward / 6 reverse

Pump flow210 L/minvariable piston pump, at 2,150 rpm206 L/minat 2,100 rpm

Max pressure24 150 kPa242 bar

Moldboard and blade range

Blade width3.7 m3.658 m

Moldboard height610 mm0.61 m

Moldboard thickness22 mm22 mm

Arc radius413 mmNot published

Throat clearance166 mmNot published

Blade pull10,810 kgbase GVW (maximum GVW 13 685 kg)Not published

Down pressure7,244 kgbase GVW (maximum GVW 11 739 kg)Not published

Circle centreshift, right728 mmNot published

Circle centreshift, left695 mmNot published

Moldboard sideshift, right660 mmNot published

Moldboard sideshift, left510 mmNot published

Maximum blade position angle90°Not published

Blade tip range, forward40°Not published

Blade tip range, backward5°Not published

Max shoulder reach outside tyres, right1,978 mmNot published

Max shoulder reach outside tyres, left1,790 mmNot published

Max lift above ground480 mmNot published

Max depth of cut715 mmNot published

Ripping depth, maximum428 mmNot published

Tyres

Tyres14.00R24 on multi-piece rims14.00-24 10PR (G-2)

Service capacities

Fuel tank416 L397 L

Cooling system40 L38 L

Hydraulic tank64 LNot published

Engine oil25 L39 L

Transmission, differential and final drives64 LNot published

Tandem housing, each64 L64 L

Circle drive housing7 L7 L

Hydraulic systemNot published80 L

Differential and final drivesNot published47 L

Service intervals

Coolant12,000 hours12,000 hoursCat ELC, with Extender at 6,000 h

Engine oil and filterNot published500 hours

Hydraulic oilNot published4,000 hours

Sources: Cat 12M/140M/140M AWD/160M/160M AWD Motor Graders specalog AEHQ7232-02 (03-2018) · Cat 140H Specalog AEHQ5449 (global version)

Drawn to scale

Side views measured off each maker's dimension drawing, front edges and ground lined up.

Cat 12MCat 140HSame scale, front edges and ground lined up.

Cat 12M vs Cat 140H: questions

Which is bigger, the Cat 12M or Cat 140H?

By operating weight the Cat 12M is the biggest at 18.4 t, then the Cat 140H at 14.7 t.

Which has more power, the Cat 12M or Cat 140H?

The Cat 12M: Cat 12M 136 kW (183 hp), Cat 140H 123 kW (165 hp) (net power), a 11% difference.

Which has the bigger fuel tank, the Cat 12M or Cat 140H?

The Cat 12M: Cat 12M 416 L, Cat 140H 397 L (fuel tank), a 5% difference.

Where do these figures come from?

Each model's own published spec sheet or brochure, linked under the table. Builds differ by market and year, so confirm the figures for a particular machine with its dealer.

Can I rent or buy these machines in the UAE?

Each model's page lists the ones for hire and for sale on EquipmentsFinder now, with typical prices in AED.