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Kobelco SK30SR VS HYUNDAI R30Z-9AK Comparison
Kobelco SK30SR
₹ 29 L - 35 L
VS
HYUNDAI R30Z-9AK
₹ 28 L - 35 L
Kobelco SK30SR
₹29L
HYUNDAI R30Z-9AK
₹28L
Compare excavators helps you make an informed purchase decision.
Kobelco SK30SR
From ₹ 29 Lakh
HYUNDAI R30Z-9AK
From ₹ 28 Lakh
Engine
Model
YANMAR 3TNV82A‑B
Kubota D1305
Model
YANMAR 3TNV82A‑B
Kubota D1305
Gross Power
18.1 kw
17.3 kw
Gross Power
18.1 kw
17.3 kw
Net Power
18.1 kw
16.5 kw
Net Power
18.1 kw
16.5 kw
Engine Power
24 HP
23.2 HP
Engine Power
24 HP
23.2 HP
Engine Displacement
1331 cc
1261 cc
Engine Displacement
1331 cc
1261 cc
Number Of Cylinders
3 Nos
3 Nos
Number Of Cylinders
3 Nos
3 Nos
Rated RPM
2400 rpm
2200 rpm
Rated RPM
2400 rpm
2200 rpm
Emission Standard
BS III
BS V
Emission Standard
BS III
BS V
Max Torque
79.4 Nm
92 Nm
Max Torque
79.4 Nm
92 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
3570 kg
2895 kg
Operating Weight
3570 kg
2895 kg
Machine Weight
3410 kg
2800 kg
Machine Weight
3410 kg
2800 kg
Counter Weight
1209 kg
430 kg
Counter Weight
1209 kg
430 kg
Ground Pressure
29.9 kg
32 kg
Ground Pressure
29.9 kg
32 kg
Hydraulic System
Main Pump Type
Two variable displacement pumps + one gear pump
Variable displacement axial piston pump
Main Pump Type
Two variable displacement pumps + one gear pump
Variable displacement axial piston pump
Maximum Hydraulic Flow
96 L/min
57.6 L/min
Maximum Hydraulic Flow
96 L/min
57.6 L/min
Maximum System Pressure
230 bar
230 bar
Maximum System Pressure
230 bar
230 bar
Hydraulic Oil Capacity
44.8 litres
48 litres
Hydraulic Oil Capacity
44.8 litres
48 litres
Auxiliary Hydraulic Flow
23 L/min
40 L/min
Auxiliary Hydraulic Flow
23 L/min
40 L/min
Working Range
Max Digging Depth
2800 mm
2720 mm
Max Digging Depth
2800 mm
2720 mm
Max Vertical Wall Digging Depth
2360 mm
2130 mm
Max Vertical Wall Digging Depth
2360 mm
2130 mm
Max Reach at Ground Level
5040 mm
4650 mm
Max Reach at Ground Level
5040 mm
4650 mm
Max Dumping Height
3420 mm
2750 mm
Max Dumping Height
3420 mm
2750 mm
Max Cutting Height
4800 mm
4300 mm
Max Cutting Height
4800 mm
4300 mm
Boom Length
2.820 m
2.030 m
Boom Length
2.820 m
2.030 m
Arm Length
1320 mm
1300 mm
Arm Length
1320 mm
1300 mm
Bucket Breakout Force
27.7 kN
24.7 kN
Bucket Breakout Force
27.7 kN
24.7 kN
Arm Tear-out Force
19.2 kN
15.6 kN
Arm Tear-out Force
19.2 kN
15.6 kN
Capacities
Fuel Tank Capacity
42 litres
40 litres
Fuel Tank Capacity
42 litres
40 litres
Hydraulic Tank Capacity
20.4 litres
28 litres
Hydraulic Tank Capacity
20.4 litres
28 litres
Cooling System Capacity
35 litres
6.5 litres
Cooling System Capacity
35 litres
6.5 litres
Engine Oil Capacity
6 litres
5.1 litres
Engine Oil Capacity
6 litres
5.1 litres
Swing Drive Oil Capacity
7 litres
0.8 litres
Swing Drive Oil Capacity
7 litres
0.8 litres
Final Drive Gear Oil Capacity
10 litres
0.7 litres
Final Drive Gear Oil Capacity
10 litres
0.7 litres
Under Carriage
Track Shoe Width
300 mm
300 mm
Track Shoe Width
300 mm
300 mm
Track Gauge
1250 mm
1250 mm
Track Gauge
1250 mm
1250 mm
Track Length on Ground
1700 mm
1550 mm
Track Length on Ground
1700 mm
1550 mm
Ground Clearance
300 mm
290 mm
Ground Clearance
300 mm
290 mm
Tail Swing Radius
775 mm
775 mm
Tail Swing Radius
775 mm
775 mm
Undercarriage Type
Rubber track undercarriage (standard), two‑speed travel with axial‑piston travel motors
X‑leg center frame with pentagonal box‑type track frames
Undercarriage Type
Rubber track undercarriage (standard), two‑speed travel with axial‑piston travel motors
X‑leg center frame with pentagonal box‑type track frames
Steering & Brakes
Overall Length
4730 mm
4290 mm
Overall Length
4730 mm
4290 mm
Overall Width
1550 mm
1550 mm
Overall Width
1550 mm
1550 mm
Overall Height
2510 mm
2470 mm
Overall Height
2510 mm
2470 mm
Cab Height
2510 mm
2350 mm
Cab Height
2510 mm
2350 mm
Boom Height
2.510 m
2.470 m
Boom Height
2.510 m
2.470 m
Track Width
300 mm
300 mm
Track Width
300 mm
300 mm
Performances
Travel Speed
4.4 km/h
4.2 km/h
Travel Speed
4.4 km/h
4.2 km/h
Swing Speed
8.4 rpm
9.1 rpm
Swing Speed
8.4 rpm
9.1 rpm
Gradeability
58 %
58 %
Gradeability
58 %
58 %
Drawbar Pull
38.4 kN
28.4 kN
Drawbar Pull
38.4 kN
28.4 kN
Bucket And Attachments
Bucket Capacity
0.12 Cu.m
0.08 Cu.m
Bucket Capacity
0.12 Cu.m
0.08 Cu.m
Bucket Options
0.11 – 0.12
0.07 - 0.08
Bucket Options
0.11 – 0.12
0.07 - 0.08
Attachment Compatibility
Rock breaker, tilt bucket, rippers
Breaker, Auger, Grapple
Attachment Compatibility
Rock breaker, tilt bucket, rippers
Breaker, Auger, Grapple
Cabin And Controls
Cabin AC
Yes
No
Cabin AC
Yes
No
Display Type
Color LCD
Analog + LCD indicators
Display Type
Color LCD
Analog + LCD indicators
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Adjustable suspension
Adjustable suspension seat
Seat Type
Adjustable suspension
Adjustable suspension seat
Noise Level
78 dB(A)
74 dB(A)
Noise Level
78 dB(A)
74 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
12 V
12 V
Battery
12 V
12 V
Alternator Output
60 A
40 A
Alternator Output
60 A
40 A
Lighting Type
LED
Halogen
Lighting Type
LED
Halogen
Additional Features
Auto Idle
Yes
Yes
Auto Idle
Yes
Yes
Eco Mode
Yes
Yes
Eco Mode
Yes
Yes
Telematics
No
Yes
Telematics
No
Yes
Diagnostic System
Yes
Yes
Diagnostic System
Yes
Yes
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.
HYUNDAI R30Z-9AK
Pros
- Compact size & zero tail swing – ideal for tight urban/landscape sites.
- Stable operating weight (~2.9 t) gives good balance and traction for a 3-ton class machine.
- Hydraulic system with cross-sensing & fuel-saving pumps offers smooth control and efficiency.
