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JCB 18Z VS Kobelco SK30SR Comparison
JCB 18Z
₹ 25 L - 30 L
VS
Kobelco SK30SR
₹ 29 L - 35 L
JCB 18Z
₹25L
Kobelco SK30SR
₹29L
Compare excavators helps you make an informed purchase decision.
JCB 18Z
From ₹ 25 Lakh
Kobelco SK30SR
From ₹ 29 Lakh
Engine
Model
Perkins 403D‑07 (Diesel, water‑cooled)
YANMAR 3TNV82A‑B
Model
Perkins 403D‑07 (Diesel, water‑cooled)
YANMAR 3TNV82A‑B
Gross Power
11.7 kw
18.1 kw
Gross Power
11.7 kw
18.1 kw
Net Power
10.8 kw
18.1 kw
Net Power
10.8 kw
18.1 kw
Engine Power
15.68 HP
24 HP
Engine Power
15.68 HP
24 HP
Engine Displacement
762 cc
1331 cc
Engine Displacement
762 cc
1331 cc
Number Of Cylinders
3 Nos
3 Nos
Number Of Cylinders
3 Nos
3 Nos
Rated RPM
2550 rpm
2400 rpm
Rated RPM
2550 rpm
2400 rpm
Emission Standard
BS IV
BS III
Emission Standard
BS IV
BS III
Max Torque
45.6 Nm
79.4 Nm
Max Torque
45.6 Nm
79.4 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
1749 kg
3570 kg
Operating Weight
1749 kg
3570 kg
Machine Weight
1749 kg
3410 kg
Machine Weight
1749 kg
3410 kg
Counter Weight
1500 kg
1209 kg
Counter Weight
1500 kg
1209 kg
Ground Pressure
0.4 kg
29.9 kg
Ground Pressure
0.4 kg
29.9 kg
Hydraulic System
Main Pump Type
fixed displacement piston pump
Two variable displacement pumps + one gear pump
Main Pump Type
fixed displacement piston pump
Two variable displacement pumps + one gear pump
Maximum Hydraulic Flow
36 L/min
96 L/min
Maximum Hydraulic Flow
36 L/min
96 L/min
Maximum System Pressure
235 bar
230 bar
Maximum System Pressure
235 bar
230 bar
Hydraulic Oil Capacity
28 litres
44.8 litres
Hydraulic Oil Capacity
28 litres
44.8 litres
Auxiliary Hydraulic Flow
32 L/min
23 L/min
Auxiliary Hydraulic Flow
32 L/min
23 L/min
Working Range
Max Digging Depth
3560 mm
2800 mm
Max Digging Depth
3560 mm
2800 mm
Max Vertical Wall Digging Depth
1930 mm
2360 mm
Max Vertical Wall Digging Depth
1930 mm
2360 mm
Max Reach at Ground Level
3830 mm
5040 mm
Max Reach at Ground Level
3830 mm
5040 mm
Max Dumping Height
2598 mm
3420 mm
Max Dumping Height
2598 mm
3420 mm
Max Cutting Height
3556 mm
4800 mm
Max Cutting Height
3556 mm
4800 mm
Boom Length
1.700 m
2.820 m
Boom Length
1.700 m
2.820 m
Arm Length
800 mm
1320 mm
Arm Length
800 mm
1320 mm
Bucket Breakout Force
15.6 kN
27.7 kN
Bucket Breakout Force
15.6 kN
27.7 kN
Arm Tear-out Force
8.8 kN
19.2 kN
Arm Tear-out Force
8.8 kN
19.2 kN
Capacities
Fuel Tank Capacity
20.5 litres
42 litres
Fuel Tank Capacity
20.5 litres
42 litres
Hydraulic Tank Capacity
15 litres
20.4 litres
Hydraulic Tank Capacity
15 litres
20.4 litres
Cooling System Capacity
4.3 litres
35 litres
Cooling System Capacity
4.3 litres
35 litres
Engine Oil Capacity
2.5 litres
6 litres
Engine Oil Capacity
2.5 litres
6 litres
Swing Drive Oil Capacity
3 litres
7 litres
Swing Drive Oil Capacity
3 litres
7 litres
Final Drive Gear Oil Capacity
4 litres
10 litres
Final Drive Gear Oil Capacity
4 litres
10 litres
Under Carriage
Track Shoe Width
230 mm
300 mm
Track Shoe Width
230 mm
300 mm
Track Gauge
750 mm
1250 mm
Track Gauge
750 mm
1250 mm
Track Length on Ground
1220 mm
1700 mm
Track Length on Ground
1220 mm
1700 mm
Ground Clearance
162 mm
300 mm
Ground Clearance
162 mm
300 mm
Tail Swing Radius
1103 mm
775 mm
Tail Swing Radius
1103 mm
775 mm
Undercarriage Type
Crawler – Rubber Tracks
Rubber track undercarriage (standard), two‑speed travel with axial‑piston travel motors
Undercarriage Type
Crawler – Rubber Tracks
Rubber track undercarriage (standard), two‑speed travel with axial‑piston travel motors
Steering & Brakes
Overall Length
3547 mm
4730 mm
Overall Length
3547 mm
4730 mm
Overall Width
1006 mm
1550 mm
Overall Width
1006 mm
1550 mm
Overall Height
2340 mm
2510 mm
Overall Height
2340 mm
2510 mm
Cab Height
2100 mm
2510 mm
Cab Height
2100 mm
2510 mm
Boom Height
3.500 m
2.510 m
Boom Height
3.500 m
2.510 m
Track Width
230 mm
300 mm
Track Width
230 mm
300 mm
Performances
Travel Speed
2 km/h
4.4 km/h
Travel Speed
2 km/h
4.4 km/h
Swing Speed
7.9 rpm
8.4 rpm
Swing Speed
7.9 rpm
8.4 rpm
Gradeability
35 %
58 %
Gradeability
35 %
58 %
Drawbar Pull
120 kN
38.4 kN
Drawbar Pull
120 kN
38.4 kN
Bucket And Attachments
Bucket Capacity
0.4 Cu.m
0.12 Cu.m
Bucket Capacity
0.4 Cu.m
0.12 Cu.m
Bucket Options
0.4
0.11 – 0.12
Bucket Options
0.4
0.11 – 0.12
Attachment Compatibility
Breaker, auger, grapple (via aux. hydraulics)
Rock breaker, tilt bucket, rippers
Attachment Compatibility
Breaker, auger, grapple (via aux. hydraulics)
Rock breaker, tilt bucket, rippers
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
7 inch LCD
Color LCD
Display Type
7 inch LCD
Color LCD
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Basic suspension/ vinyl
Adjustable suspension
Seat Type
Basic suspension/ vinyl
Adjustable suspension
Noise Level
72 dB(A)
78 dB(A)
Noise Level
72 dB(A)
78 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
12 V
12 V
Battery
12 V
12 V
Alternator Output
60 A
60 A
Alternator Output
60 A
60 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
No
Telematics
Yes
No
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.
Kobelco SK30SR
Pros
- Zero/short tail swing improves maneuverability in tight spaces (urban sites, trenches).
- Good reach and depth for its class (~5 m reach, ~2.8 m dig depth).
- Robust Yanmar diesel engine with reliable power for consistent performance.
