Overview
The Komatsu PC18MR-3 is a mini excavator listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include operating weight of 3,924 lb and fuel capacity of 5.1 gal. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Komatsu PC18MR-3 against similar mini excavator models by power, weight, capacity, dimensions, speed, and other technical values.
Key Specifications
Operating Weight
3,924.30
lb
Overall Length
11.98
ft
Overall Width
4.20
ft
Full Specifications
48 specs
Dimensions
Boom Swing Angle Lh
70 deg
Boom Swing Angle Rh
50 deg
Bucket Offset Lh
1.53
Bucket Offset Rh
2.58
Crawler Length
5.11 ft / 1.56 m
Gradeability
30 %
Overall Height
7.91 ft / 2.41 m
Overall Length
11.98 ft / 3.65 m
Overall Width
4.20 ft / 1.28 m
Tail Swing Radius
2.35 ft / 0.72 m
Engine
Alternator
40 A
Arm Crowd Force (Iso)
2,227 lb / 1,010 kg
Arm Size
3.20 in / 81 mm
Blade Height
9.90 ft / 3.02 m
Boom Size
5.80
Bucket Digging Force (Iso)
3,572 lb / 1,620 kg
Bucket Size – Kga Standard Gp
0.10
Coolant
0.90
Digging Depth – Maximum
7.10 ft / 2.16 m
Digging Reach – Maximum
13.30 ft / 4.05 m
Engine Model
Komatsu 3D67E-2
Flywheel Horsepower
15 hp / 11.3 kW
Fuel Tank
5.10 gal / 19.3 L
Hydraulic Tank
4.10 gal / 15.5 L
Max Drawbar Pull
3,748 lb / 1,700 kg
Max. Traction Force
3,748 lb / 1,700 kg
Maximum Reach @ Ground Level
13 ft / 3.96 m
Number of Cylinders
3
Operating Weight
3,924 lb / 1,780 kg
Piston Displacement
48 cu in / 0.8 L
Power Measured @
2,600 rpm
Starter
1.2 kW / 2 hp
Swing Radius
2.40 ft / 0.73 m
Swing Speed
8.90 deg
Travel Speed (Maximum)
2.70 mph / 4.3 km/h
Travel Speed (Minimum)
1.50 mph / 2.4 km/h
Hydraulics
Auxiliary Hydraulic Flow
9.30 gal/min / 35.2 L/min
Engine Oil
0.90 gal / 3.4 L
Hydraulic Motor (Travel)
2
Max. Pressure Setting
3,340 psi / 230.3 bar
Type Of Hydraulic Pump
1
Undercarriage
Ground Pressure
5 psi / 0.3 bar
Number Of Carrier Rollers Per Side
—
Number Of Shoes Per Side
35
Number of Track Rollers per Side
3
Operation Voltage
12 V
Track Gauge
3.43 ft / 1.05 m
Track Shoe Width
0.76 ft / 0.23 m
Related Machines
Frequently Asked Questions
What is the operating weight of the Komatsu PC18MR-3? +
The Komatsu PC18MR-3 has an operating weight of 3,924 lb (1,780 kg). This places it in a class suited for mini excavator applications where ground pressure and transport weight are key considerations.
How does the Komatsu PC18MR-3 compare to similar Mini Excavator models? +
You can compare the Komatsu PC18MR-3 side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.