Compare Excavators. Choose Smarter.
JCB 18Z VS Komatsu PC71 Comparison
JCB 18Z
₹ 25 L - 30 L
VS
Komatsu PC71
₹ 24 L - 26 L
JCB 18Z
₹25L
Komatsu PC71
₹24L
Compare excavators helps you make an informed purchase decision.
JCB 18Z
From ₹ 25 Lakh
Komatsu PC71
From ₹ 24 Lakh
Engine
Model
Perkins 403D‑07 (Diesel, water‑cooled)
KOEL 4R-1040 diesel engine
Model
Perkins 403D‑07 (Diesel, water‑cooled)
KOEL 4R-1040 diesel engine
Gross Power
11.7 kw
44 kw
Gross Power
11.7 kw
44 kw
Net Power
10.8 kw
44 kw
Net Power
10.8 kw
44 kw
Engine Power
15.68 HP
60 HP
Engine Power
15.68 HP
60 HP
Engine Displacement
762 cc
4160 cc
Engine Displacement
762 cc
4160 cc
Number Of Cylinders
3 Nos
4 Nos
Number Of Cylinders
3 Nos
4 Nos
Rated RPM
2550 rpm
1900 rpm
Rated RPM
2550 rpm
1900 rpm
Emission Standard
BS IV
Stage II
Emission Standard
BS IV
Stage II
Max Torque
45.6 Nm
763 Nm
Max Torque
45.6 Nm
763 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
1749 kg
7050 kg
Operating Weight
1749 kg
7050 kg
Machine Weight
1749 kg
7050 kg
Machine Weight
1749 kg
7050 kg
Counter Weight
1500 kg
1200 kg
Counter Weight
1500 kg
1200 kg
Ground Pressure
0.4 kg
33 kg
Ground Pressure
0.4 kg
33 kg
Hydraulic System
Main Pump Type
fixed displacement piston pump
Variable-displacement piston pump
Main Pump Type
fixed displacement piston pump
Variable-displacement piston pump
Maximum Hydraulic Flow
36 L/min
155 L/min
Maximum Hydraulic Flow
36 L/min
155 L/min
Maximum System Pressure
235 bar
245 bar
Maximum System Pressure
235 bar
245 bar
Hydraulic Oil Capacity
28 litres
57 litres
Hydraulic Oil Capacity
28 litres
57 litres
Auxiliary Hydraulic Flow
32 L/min
45 L/min
Auxiliary Hydraulic Flow
32 L/min
45 L/min
Working Range
Max Digging Depth
3560 mm
4100 mm
Max Digging Depth
3560 mm
4100 mm
Max Vertical Wall Digging Depth
1930 mm
3135 mm
Max Vertical Wall Digging Depth
1930 mm
3135 mm
Max Reach at Ground Level
3830 mm
6220 mm
Max Reach at Ground Level
3830 mm
6220 mm
Max Dumping Height
2598 mm
5015 mm
Max Dumping Height
2598 mm
5015 mm
Max Cutting Height
3556 mm
7150 mm
Max Cutting Height
3556 mm
7150 mm
Boom Length
1.700 m
3.7 m
Boom Length
1.700 m
3.7 m
Arm Length
800 mm
1650 mm
Arm Length
800 mm
1650 mm
Bucket Breakout Force
15.6 kN
47 kN
Bucket Breakout Force
15.6 kN
47 kN
Arm Tear-out Force
8.8 kN
35 kN
Arm Tear-out Force
8.8 kN
35 kN
Capacities
Fuel Tank Capacity
20.5 litres
130 litres
Fuel Tank Capacity
20.5 litres
130 litres
Hydraulic Tank Capacity
15 litres
57 litres
Hydraulic Tank Capacity
15 litres
57 litres
Cooling System Capacity
4.3 litres
17 litres
Cooling System Capacity
4.3 litres
17 litres
Engine Oil Capacity
2.5 litres
9 litres
Engine Oil Capacity
2.5 litres
9 litres
Swing Drive Oil Capacity
3 litres
1.5 litres
Swing Drive Oil Capacity
3 litres
1.5 litres
Final Drive Gear Oil Capacity
4 litres
3 litres
Final Drive Gear Oil Capacity
4 litres
3 litres
Under Carriage
Track Shoe Width
230 mm
450 mm
Track Shoe Width
230 mm
450 mm
Track Gauge
750 mm
1700 mm
Track Gauge
750 mm
1700 mm
Track Length on Ground
1220 mm
2130 mm
Track Length on Ground
1220 mm
2130 mm
Ground Clearance
162 mm
350 mm
Ground Clearance
162 mm
350 mm
Tail Swing Radius
1103 mm
1750 mm
Tail Swing Radius
1103 mm
1750 mm
Undercarriage Type
Crawler – Rubber Tracks
Steel crawler undercarriage with grease-adjusted tension
Undercarriage Type
Crawler – Rubber Tracks
Steel crawler undercarriage with grease-adjusted tension
Steering & Brakes
Overall Length
3547 mm
6080 mm
Overall Length
3547 mm
6080 mm
Overall Width
1006 mm
2225 mm
Overall Width
1006 mm
2225 mm
Overall Height
2340 mm
2590 mm
Overall Height
2340 mm
2590 mm
Cab Height
2100 mm
2590 mm
Cab Height
2100 mm
2590 mm
Boom Height
3.500 m
4.5 m
Boom Height
3.500 m
4.5 m
Track Width
230 mm
450 mm
Track Width
230 mm
450 mm
Performances
Travel Speed
2 km/h
2.3 km/h
Travel Speed
2 km/h
2.3 km/h
Swing Speed
7.9 rpm
12 rpm
Swing Speed
7.9 rpm
12 rpm
Gradeability
35 %
35 %
Gradeability
35 %
35 %
Drawbar Pull
120 kN
54 kN
Drawbar Pull
120 kN
54 kN
Bucket And Attachments
Bucket Capacity
0.4 Cu.m
0.3 Cu.m
Bucket Capacity
0.4 Cu.m
0.3 Cu.m
Bucket Options
0.4
0.09 - 0.35
Bucket Options
0.4
0.09 - 0.35
Attachment Compatibility
Breaker, auger, grapple (via aux. hydraulics)
Standard hydraulic attachments supported
Attachment Compatibility
Breaker, auger, grapple (via aux. hydraulics)
Standard hydraulic attachments supported
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
7 inch LCD
Standard operator display
Display Type
7 inch LCD
Standard operator display
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Basic suspension/ vinyl
Suspension seat
Seat Type
Basic suspension/ vinyl
Suspension seat
Noise Level
72 dB(A)
76 dB(A)
Noise Level
72 dB(A)
76 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
12 V
24 V
Battery
12 V
24 V
Alternator Output
60 A
55 A
Alternator Output
60 A
55 A
Lighting Type
LED
LED
Lighting Type
LED
LED
Additional Features
Auto Idle
No
Yes
Auto Idle
No
Yes
Eco Mode
Yes
Yes
Eco Mode
Yes
Yes
Telematics
Yes
Yes
Telematics
Yes
Yes
Diagnostic System
Yes
Yes
Diagnostic System
Yes
Yes
JCB 18Z
Pros
- Zero tail swing design lets you work in confined spaces without the rear counterweight hitting obstacles.
- Easy access service panels and 180° opening door make maintenance quicker.
- Heavy‑duty steel bodywork and ROPS/TOPS canopy protect the machine and operator.
Komatsu PC71
Pros
- Compact, Efficient & Feature‑Rich
- Compact design and lighter operating weight
- Easy maintenance features
