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CAT 320D3 VS Komatsu PC300-6 Comparison
CAT 320D3
₹ 25 L - 28 L
VS
Komatsu PC300-6
₹ 14 L - 16 L
CAT 320D3
₹25L
Komatsu PC300-6
₹14L
Compare excavators helps you make an informed purchase decision.
CAT 320D3
From ₹ 25 Lakh
Komatsu PC300-6
From ₹ 14 Lakh
Engine
Model
Cat ALUW06DTI
SAA6D108E
Model
Cat ALUW06DTI
SAA6D108E
Gross Power
100 kw
171.7 kw
Gross Power
100 kw
171.7 kw
Net Power
85 kw
171.7 kw
Net Power
85 kw
171.7 kw
Engine Power
134 HP
171.7 HP
Engine Power
134 HP
171.7 HP
Engine Displacement
5760 cc
5880 cc
Engine Displacement
5760 cc
5880 cc
Number Of Cylinders
6 Nos
6 Nos
Number Of Cylinders
6 Nos
6 Nos
Rated RPM
1700 rpm
2050 rpm
Rated RPM
1700 rpm
2050 rpm
Emission Standard
BS IV
BS IV
Emission Standard
BS IV
BS IV
Max Torque
620 Nm
880 Nm
Max Torque
620 Nm
880 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
45860 kg
28850 kg
Operating Weight
45860 kg
28850 kg
Machine Weight
42478 kg
28,850 kg
Machine Weight
42478 kg
28,850 kg
Counter Weight
10211 kg
4000 kg
Counter Weight
10211 kg
4000 kg
Ground Pressure
44 kg
62.7 kg
Ground Pressure
44 kg
62.7 kg
Hydraulic System
Main Pump Type
Variable displacement axial piston pumps
Variable displacement piston pump (typical for this class)
Main Pump Type
Variable displacement axial piston pumps
Variable displacement piston pump (typical for this class)
Maximum Hydraulic Flow
420 L/min
524 L/min
Maximum Hydraulic Flow
420 L/min
524 L/min
Maximum System Pressure
350 bar
348 bar
Maximum System Pressure
350 bar
348 bar
Hydraulic Oil Capacity
234 litres
189 litres
Hydraulic Oil Capacity
234 litres
189 litres
Auxiliary Hydraulic Flow
150 L/min
180 L/min
Auxiliary Hydraulic Flow
150 L/min
180 L/min
Working Range
Max Digging Depth
6300 mm
7.4 mm
Max Digging Depth
6300 mm
7.4 mm
Max Vertical Wall Digging Depth
5720 mm
7280 mm
Max Vertical Wall Digging Depth
5720 mm
7280 mm
Max Reach at Ground Level
9470 mm
11730 mm
Max Reach at Ground Level
9470 mm
11730 mm
Max Dumping Height
6710 mm
7490 mm
Max Dumping Height
6710 mm
7490 mm
Max Cutting Height
9250 mm
10550 mm
Max Cutting Height
9250 mm
10550 mm
Boom Length
5.700 m
6.47 m
Boom Length
5.700 m
6.47 m
Arm Length
2500 mm
2200 mm
Arm Length
2500 mm
2200 mm
Bucket Breakout Force
143 kN
150 kN
Bucket Breakout Force
143 kN
150 kN
Arm Tear-out Force
99 kN
110 kN
Arm Tear-out Force
99 kN
110 kN
Capacities
Fuel Tank Capacity
410 litres
340 litres
Fuel Tank Capacity
410 litres
340 litres
Hydraulic Tank Capacity
115 litres
189 litres
Hydraulic Tank Capacity
115 litres
189 litres
Cooling System Capacity
40 litres
40 litres
Cooling System Capacity
40 litres
40 litres
Engine Oil Capacity
25 litres
25 litres
Engine Oil Capacity
25 litres
25 litres
Swing Drive Oil Capacity
5 litres
8 litres
Swing Drive Oil Capacity
5 litres
8 litres
Final Drive Gear Oil Capacity
16 litres
7 litres
Final Drive Gear Oil Capacity
16 litres
7 litres
Under Carriage
Track Shoe Width
600 mm
600 mm
Track Shoe Width
600 mm
600 mm
Track Gauge
2200 mm
2590 mm
Track Gauge
2200 mm
2590 mm
Track Length on Ground
4,080 mm
3700 mm
Track Length on Ground
4,080 mm
3700 mm
Ground Clearance
450 mm
500 mm
Ground Clearance
450 mm
500 mm
Tail Swing Radius
2750 mm
3300 mm
Tail Swing Radius
2750 mm
3300 mm
Undercarriage Type
Grease-lubricated track links with segmented & center guiding guards (standard Cat undercarriage)
Crawler/Tracked undercarriage
Undercarriage Type
Grease-lubricated track links with segmented & center guiding guards (standard Cat undercarriage)
Crawler/Tracked undercarriage
Steering & Brakes
Overall Length
9530 mm
11105 mm
Overall Length
9530 mm
11105 mm
Overall Width
2800 mm
3190 mm
Overall Width
2800 mm
3190 mm
Overall Height
3050 mm
3.1 mm
Overall Height
3050 mm
3.1 mm
Cab Height
3050 mm
3130 mm
Cab Height
3050 mm
3130 mm
Boom Height
3.200 m
3.500 m
Boom Height
3.200 m
3.500 m
Track Width
600 mm
2590 mm
Track Width
600 mm
2590 mm
Performances
Travel Speed
5.5 km/h
5.5 km/h
Travel Speed
5.5 km/h
5.5 km/h
Swing Speed
11.5 rpm
10 rpm
Swing Speed
11.5 rpm
10 rpm
Gradeability
70 %
35 %
Gradeability
70 %
35 %
Drawbar Pull
205 kN
200 kN
Drawbar Pull
205 kN
200 kN
Bucket And Attachments
Bucket Capacity
0.92 Cu.m
2.4 Cu.m
Bucket Capacity
0.92 Cu.m
2.4 Cu.m
Bucket Options
0.9 – 1.2
Multiple sizes based on job need
Bucket Options
0.9 – 1.2
Multiple sizes based on job need
Attachment Compatibility
GP, HD, Rock Breaker, Auger, Thumb, Grapple, Ripper
Standard quick coupler & hydraulic attachments typical
Attachment Compatibility
GP, HD, Rock Breaker, Auger, Thumb, Grapple, Ripper
Standard quick coupler & hydraulic attachments typical
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
LCD Monitor
Typically LCD multi-function (varies by spec)
Display Type
LCD Monitor
Typically LCD multi-function (varies by spec)
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Adjustable suspension seat
Suspension seat (standard in class)
Seat Type
Adjustable suspension seat
Suspension seat (standard in class)
Noise Level
72 dB(A)
75 dB(A)
Noise Level
72 dB(A)
75 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
2x12 V
12 V
Battery
2x12 V
12 V
Alternator Output
80 A
86 A
Alternator Output
80 A
86 A
Lighting Type
Halogen
LED
Lighting Type
Halogen
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 320D3
Pros
- Strong engine performance for a 20-ton class excavator: 134 HP gross (100 kW), ~114 HP net. Great for heavy digging and lifting tasks.
- Typically well-insulated, ergonomically arranged operator cab with adjustable suspension seat, good visibility, and modern controls.
- Selectable power modes (Power, Smart, Eco) improve fuel efficiency depending on task.
Komatsu PC300-6
Pros
- Strong Performance & Productivity
- Good visibility
- Fuel economy
