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CAT 320D3 VS CAT 320C Comparison
CAT 320D3
₹ 25 L - 28 L
VS
CAT 320C
₹ 15 L - 17 L
CAT 320D3
₹25L
CAT 320C
₹15L
Compare excavators helps you make an informed purchase decision.
CAT 320D3
From ₹ 25 Lakh
CAT 320C
From ₹ 15 Lakh
Engine
Model
Cat ALUW06DTI
Cat 3066 T
Model
Cat ALUW06DTI
Cat 3066 T
Gross Power
100 kw
107 kw
Gross Power
100 kw
107 kw
Net Power
85 kw
103 kw
Net Power
85 kw
103 kw
Engine Power
134 HP
138 HP
Engine Power
134 HP
138 HP
Engine Displacement
5760 cc
6.37 cc
Engine Displacement
5760 cc
6.37 cc
Number Of Cylinders
6 Nos
6 Nos
Number Of Cylinders
6 Nos
6 Nos
Rated RPM
1700 rpm
1,800 rpm
Rated RPM
1700 rpm
1,800 rpm
Emission Standard
BS IV
US EPA Tier 2 / EU Stage II
Emission Standard
BS IV
US EPA Tier 2 / EU Stage II
Max Torque
620 Nm
800 Nm
Max Torque
620 Nm
800 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
45860 kg
19700 kg
Operating Weight
45860 kg
19700 kg
Machine Weight
42478 kg
20,870 kg
Machine Weight
42478 kg
20,870 kg
Counter Weight
10211 kg
4,120 kg
Counter Weight
10211 kg
4,120 kg
Ground Pressure
44 kg
63 kg
Ground Pressure
44 kg
63 kg
Hydraulic System
Main Pump Type
Variable displacement axial piston pumps
Dual piston pumps (load sensing)
Main Pump Type
Variable displacement axial piston pumps
Dual piston pumps (load sensing)
Maximum Hydraulic Flow
420 L/min
205 L/min
Maximum Hydraulic Flow
420 L/min
205 L/min
Maximum System Pressure
350 bar
343 bar
Maximum System Pressure
350 bar
343 bar
Hydraulic Oil Capacity
234 litres
240 litres
Hydraulic Oil Capacity
234 litres
240 litres
Auxiliary Hydraulic Flow
150 L/min
41 L/min
Auxiliary Hydraulic Flow
150 L/min
41 L/min
Working Range
Max Digging Depth
6300 mm
6620 mm
Max Digging Depth
6300 mm
6620 mm
Max Vertical Wall Digging Depth
5720 mm
6200 mm
Max Vertical Wall Digging Depth
5720 mm
6200 mm
Max Reach at Ground Level
9470 mm
8390 mm
Max Reach at Ground Level
9470 mm
8390 mm
Max Dumping Height
6710 mm
7000 mm
Max Dumping Height
6710 mm
7000 mm
Max Cutting Height
9250 mm
8580 mm
Max Cutting Height
9250 mm
8580 mm
Boom Length
5.700 m
5.700 m
Boom Length
5.700 m
5.700 m
Arm Length
2500 mm
2900 mm
Arm Length
2500 mm
2900 mm
Bucket Breakout Force
143 kN
152 kN
Bucket Breakout Force
143 kN
152 kN
Arm Tear-out Force
99 kN
146 kN
Arm Tear-out Force
99 kN
146 kN
Capacities
Fuel Tank Capacity
410 litres
320 litres
Fuel Tank Capacity
410 litres
320 litres
Hydraulic Tank Capacity
115 litres
120 litres
Hydraulic Tank Capacity
115 litres
120 litres
Cooling System Capacity
40 litres
120 litres
Cooling System Capacity
40 litres
120 litres
Engine Oil Capacity
25 litres
15 litres
Engine Oil Capacity
25 litres
15 litres
Swing Drive Oil Capacity
5 litres
12 litres
Swing Drive Oil Capacity
5 litres
12 litres
Final Drive Gear Oil Capacity
16 litres
5 litres
Final Drive Gear Oil Capacity
16 litres
5 litres
Under Carriage
Track Shoe Width
600 mm
600 mm
Track Shoe Width
600 mm
600 mm
Track Gauge
2200 mm
2200 mm
Track Gauge
2200 mm
2200 mm
Track Length on Ground
4,080 mm
3620 mm
Track Length on Ground
4,080 mm
3620 mm
Ground Clearance
450 mm
470 mm
Ground Clearance
450 mm
470 mm
Tail Swing Radius
2750 mm
2 770 mm
Tail Swing Radius
2750 mm
2 770 mm
Undercarriage Type
Grease-lubricated track links with segmented & center guiding guards (standard Cat undercarriage)
Tracked undercarriage (steel track shoes with rollers and grease tensioning) – standard crawler system for medium excavators.
Undercarriage Type
Grease-lubricated track links with segmented & center guiding guards (standard Cat undercarriage)
Tracked undercarriage (steel track shoes with rollers and grease tensioning) – standard crawler system for medium excavators.
Steering & Brakes
Overall Length
9530 mm
9390 mm
Overall Length
9530 mm
9390 mm
Overall Width
2800 mm
2800 mm
Overall Width
2800 mm
2800 mm
Overall Height
3050 mm
3050 mm
Overall Height
3050 mm
3050 mm
Cab Height
3050 mm
600 mm
Cab Height
3050 mm
600 mm
Boom Height
3.200 m
3.500 m
Boom Height
3.200 m
3.500 m
Track Width
600 mm
460 mm
Track Width
600 mm
460 mm
Performances
Travel Speed
5.5 km/h
3.5 km/h
Travel Speed
5.5 km/h
3.5 km/h
Swing Speed
11.5 rpm
11.5 rpm
Swing Speed
11.5 rpm
11.5 rpm
Gradeability
70 %
70 %
Gradeability
70 %
70 %
Drawbar Pull
205 kN
196 kN
Drawbar Pull
205 kN
196 kN
Bucket And Attachments
Bucket Capacity
0.92 Cu.m
0.6 Cu.m
Bucket Capacity
0.92 Cu.m
0.6 Cu.m
Bucket Options
0.9 – 1.2
GP, HD, trenching buckets
Bucket Options
0.9 – 1.2
GP, HD, trenching buckets
Attachment Compatibility
GP, HD, Rock Breaker, Auger, Thumb, Grapple, Ripper
Hydraulic hammer, grapple, ripper, auger
Attachment Compatibility
GP, HD, Rock Breaker, Auger, Thumb, Grapple, Ripper
Hydraulic hammer, grapple, ripper, auger
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
LCD Monitor
Operator instrument panel
Display Type
LCD Monitor
Operator instrument panel
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Adjustable suspension seat
Suspension seat
Seat Type
Adjustable suspension seat
Suspension seat
Noise Level
72 dB(A)
74 dB(A)
Noise Level
72 dB(A)
74 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
2x12 V
24 V (2×12 V) V
Battery
2x12 V
24 V (2×12 V) V
Alternator Output
80 A
50 A
Alternator Output
80 A
50 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
Yes
Telematics
Yes
Yes
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.
CAT 320C
Pros
- Smooth & Powerful Performance
- Reliable & Durable
- Comfortable Operator Environment
