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CAT 320C VS Kobelco SK30SR Comparison
CAT 320C
₹ 15 L - 17 L
VS
Kobelco SK30SR
₹ 29 L - 35 L
CAT 320C
₹15L
Kobelco SK30SR
₹29L
Compare excavators helps you make an informed purchase decision.
CAT 320C
From ₹ 15 Lakh
Kobelco SK30SR
From ₹ 29 Lakh
Engine
Model
Cat 3066 T
YANMAR 3TNV82A‑B
Model
Cat 3066 T
YANMAR 3TNV82A‑B
Gross Power
107 kw
18.1 kw
Gross Power
107 kw
18.1 kw
Net Power
103 kw
18.1 kw
Net Power
103 kw
18.1 kw
Engine Power
138 HP
24 HP
Engine Power
138 HP
24 HP
Engine Displacement
6.37 cc
1331 cc
Engine Displacement
6.37 cc
1331 cc
Number Of Cylinders
6 Nos
3 Nos
Number Of Cylinders
6 Nos
3 Nos
Rated RPM
1,800 rpm
2400 rpm
Rated RPM
1,800 rpm
2400 rpm
Emission Standard
US EPA Tier 2 / EU Stage II
BS III
Emission Standard
US EPA Tier 2 / EU Stage II
BS III
Max Torque
800 Nm
79.4 Nm
Max Torque
800 Nm
79.4 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
19700 kg
3570 kg
Operating Weight
19700 kg
3570 kg
Machine Weight
20,870 kg
3410 kg
Machine Weight
20,870 kg
3410 kg
Counter Weight
4,120 kg
1209 kg
Counter Weight
4,120 kg
1209 kg
Ground Pressure
63 kg
29.9 kg
Ground Pressure
63 kg
29.9 kg
Hydraulic System
Main Pump Type
Dual piston pumps (load sensing)
Two variable displacement pumps + one gear pump
Main Pump Type
Dual piston pumps (load sensing)
Two variable displacement pumps + one gear pump
Maximum Hydraulic Flow
205 L/min
96 L/min
Maximum Hydraulic Flow
205 L/min
96 L/min
Maximum System Pressure
343 bar
230 bar
Maximum System Pressure
343 bar
230 bar
Hydraulic Oil Capacity
240 litres
44.8 litres
Hydraulic Oil Capacity
240 litres
44.8 litres
Auxiliary Hydraulic Flow
41 L/min
23 L/min
Auxiliary Hydraulic Flow
41 L/min
23 L/min
Working Range
Max Digging Depth
6620 mm
2800 mm
Max Digging Depth
6620 mm
2800 mm
Max Vertical Wall Digging Depth
6200 mm
2360 mm
Max Vertical Wall Digging Depth
6200 mm
2360 mm
Max Reach at Ground Level
8390 mm
5040 mm
Max Reach at Ground Level
8390 mm
5040 mm
Max Dumping Height
7000 mm
3420 mm
Max Dumping Height
7000 mm
3420 mm
Max Cutting Height
8580 mm
4800 mm
Max Cutting Height
8580 mm
4800 mm
Boom Length
5.700 m
2.820 m
Boom Length
5.700 m
2.820 m
Arm Length
2900 mm
1320 mm
Arm Length
2900 mm
1320 mm
Bucket Breakout Force
152 kN
27.7 kN
Bucket Breakout Force
152 kN
27.7 kN
Arm Tear-out Force
146 kN
19.2 kN
Arm Tear-out Force
146 kN
19.2 kN
Capacities
Fuel Tank Capacity
320 litres
42 litres
Fuel Tank Capacity
320 litres
42 litres
Hydraulic Tank Capacity
120 litres
20.4 litres
Hydraulic Tank Capacity
120 litres
20.4 litres
Cooling System Capacity
120 litres
35 litres
Cooling System Capacity
120 litres
35 litres
Engine Oil Capacity
15 litres
6 litres
Engine Oil Capacity
15 litres
6 litres
Swing Drive Oil Capacity
12 litres
7 litres
Swing Drive Oil Capacity
12 litres
7 litres
Final Drive Gear Oil Capacity
5 litres
10 litres
Final Drive Gear Oil Capacity
5 litres
10 litres
Under Carriage
Track Shoe Width
600 mm
300 mm
Track Shoe Width
600 mm
300 mm
Track Gauge
2200 mm
1250 mm
Track Gauge
2200 mm
1250 mm
Track Length on Ground
3620 mm
1700 mm
Track Length on Ground
3620 mm
1700 mm
Ground Clearance
470 mm
300 mm
Ground Clearance
470 mm
300 mm
Tail Swing Radius
2 770 mm
775 mm
Tail Swing Radius
2 770 mm
775 mm
Undercarriage Type
Tracked undercarriage (steel track shoes with rollers and grease tensioning) – standard crawler system for medium excavators.
Rubber track undercarriage (standard), two‑speed travel with axial‑piston travel motors
Undercarriage Type
Tracked undercarriage (steel track shoes with rollers and grease tensioning) – standard crawler system for medium excavators.
Rubber track undercarriage (standard), two‑speed travel with axial‑piston travel motors
Steering & Brakes
Overall Length
9390 mm
4730 mm
Overall Length
9390 mm
4730 mm
Overall Width
2800 mm
1550 mm
Overall Width
2800 mm
1550 mm
Overall Height
3050 mm
2510 mm
Overall Height
3050 mm
2510 mm
Cab Height
600 mm
2510 mm
Cab Height
600 mm
2510 mm
Boom Height
3.500 m
2.510 m
Boom Height
3.500 m
2.510 m
Track Width
460 mm
300 mm
Track Width
460 mm
300 mm
Performances
Travel Speed
3.5 km/h
4.4 km/h
Travel Speed
3.5 km/h
4.4 km/h
Swing Speed
11.5 rpm
8.4 rpm
Swing Speed
11.5 rpm
8.4 rpm
Gradeability
70 %
58 %
Gradeability
70 %
58 %
Drawbar Pull
196 kN
38.4 kN
Drawbar Pull
196 kN
38.4 kN
Bucket And Attachments
Bucket Capacity
0.6 Cu.m
0.12 Cu.m
Bucket Capacity
0.6 Cu.m
0.12 Cu.m
Bucket Options
GP, HD, trenching buckets
0.11 – 0.12
Bucket Options
GP, HD, trenching buckets
0.11 – 0.12
Attachment Compatibility
Hydraulic hammer, grapple, ripper, auger
Rock breaker, tilt bucket, rippers
Attachment Compatibility
Hydraulic hammer, grapple, ripper, auger
Rock breaker, tilt bucket, rippers
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
Operator instrument panel
Color LCD
Display Type
Operator instrument panel
Color LCD
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Suspension seat
Adjustable suspension
Seat Type
Suspension seat
Adjustable suspension
Noise Level
74 dB(A)
78 dB(A)
Noise Level
74 dB(A)
78 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
24 V (2×12 V) V
12 V
Battery
24 V (2×12 V) V
12 V
Alternator Output
50 A
60 A
Alternator Output
50 A
60 A
Lighting Type
LED
LED
Lighting Type
LED
LED
Additional Features
Auto Idle
Yes
Yes
Auto Idle
Yes
Yes
Eco Mode
Yes
Yes
Eco Mode
Yes
Yes
Telematics
Yes
No
Telematics
Yes
No
Diagnostic System
Yes
Yes
Diagnostic System
Yes
Yes
CAT 320C
Pros
- Smooth & Powerful Performance
- Reliable & Durable
- Comfortable Operator Environment
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.
