Compare Excavators. Choose Smarter.
CAT 320D VS CAT 320C Comparison
CAT 320D
₹ 22 L - 23.99 L
VS
CAT 320C
₹ 15 L - 17 L
CAT 320D
₹22L
CAT 320C
₹15L
Compare excavators helps you make an informed purchase decision.
CAT 320D
From ₹ 22 Lakh
CAT 320C
From ₹ 15 Lakh
Engine
Model
CAT 3066TA
Cat 3066 T
Model
CAT 3066TA
Cat 3066 T
Gross Power
112.8 kw
107 kw
Gross Power
112.8 kw
107 kw
Net Power
104 kw
103 kw
Net Power
104 kw
103 kw
Engine Power
140 HP
138 HP
Engine Power
140 HP
138 HP
Engine Displacement
6370 cc
6.37 cc
Engine Displacement
6370 cc
6.37 cc
Number Of Cylinders
6 Nos
6 Nos
Number Of Cylinders
6 Nos
6 Nos
Rated RPM
1800 rpm
1,800 rpm
Rated RPM
1800 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
650 Nm
800 Nm
Max Torque
650 Nm
800 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
20330 kg
19700 kg
Operating Weight
20330 kg
19700 kg
Machine Weight
20300 kg
20,870 kg
Machine Weight
20300 kg
20,870 kg
Counter Weight
4200 kg
4,120 kg
Counter Weight
4200 kg
4,120 kg
Ground Pressure
55 kg
63 kg
Ground Pressure
55 kg
63 kg
Hydraulic System
Main Pump Type
Variable displacement axial piston
Dual piston pumps (load sensing)
Main Pump Type
Variable displacement axial piston
Dual piston pumps (load sensing)
Maximum Hydraulic Flow
205 L/min
205 L/min
Maximum Hydraulic Flow
205 L/min
205 L/min
Maximum System Pressure
350 bar
343 bar
Maximum System Pressure
350 bar
343 bar
Hydraulic Oil Capacity
260 litres
240 litres
Hydraulic Oil Capacity
260 litres
240 litres
Auxiliary Hydraulic Flow
60 L/min
41 L/min
Auxiliary Hydraulic Flow
60 L/min
41 L/min
Working Range
Max Digging Depth
6720 mm
6620 mm
Max Digging Depth
6720 mm
6620 mm
Max Vertical Wall Digging Depth
6980 mm
6200 mm
Max Vertical Wall Digging Depth
6980 mm
6200 mm
Max Reach at Ground Level
10790 mm
8390 mm
Max Reach at Ground Level
10790 mm
8390 mm
Max Dumping Height
6940 mm
7000 mm
Max Dumping Height
6940 mm
7000 mm
Max Cutting Height
9960 mm
8580 mm
Max Cutting Height
9960 mm
8580 mm
Boom Length
5.700 m
5.700 m
Boom Length
5.700 m
5.700 m
Arm Length
2.5 mm
2900 mm
Arm Length
2.5 mm
2900 mm
Bucket Breakout Force
135 kN
152 kN
Bucket Breakout Force
135 kN
152 kN
Arm Tear-out Force
118 kN
146 kN
Arm Tear-out Force
118 kN
146 kN
Capacities
Fuel Tank Capacity
410 litres
320 litres
Fuel Tank Capacity
410 litres
320 litres
Hydraulic Tank Capacity
120 litres
120 litres
Hydraulic Tank Capacity
120 litres
120 litres
Cooling System Capacity
25 litres
120 litres
Cooling System Capacity
25 litres
120 litres
Engine Oil Capacity
30 litres
15 litres
Engine Oil Capacity
30 litres
15 litres
Swing Drive Oil Capacity
8 litres
12 litres
Swing Drive Oil Capacity
8 litres
12 litres
Final Drive Gear Oil Capacity
6 litres
5 litres
Final Drive Gear Oil Capacity
6 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
3265 mm
3620 mm
Track Length on Ground
3265 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
Crawler – Steel Tracks
Tracked undercarriage (steel track shoes with rollers and grease tensioning) – standard crawler system for medium excavators.
Undercarriage Type
Crawler – Steel Tracks
Tracked undercarriage (steel track shoes with rollers and grease tensioning) – standard crawler system for medium excavators.
Steering & Brakes
Overall Length
9450 mm
9390 mm
Overall Length
9450 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
2950 mm
600 mm
Cab Height
2950 mm
600 mm
Boom Height
3.050 m
3.500 m
Boom Height
3.050 m
3.500 m
Track Width
600 mm
460 mm
Track Width
600 mm
460 mm
Performances
Travel Speed
5.6 km/h
3.5 km/h
Travel Speed
5.6 km/h
3.5 km/h
Swing Speed
10.5 rpm
11.5 rpm
Swing Speed
10.5 rpm
11.5 rpm
Gradeability
30 %
70 %
Gradeability
30 %
70 %
Drawbar Pull
205 kN
196 kN
Drawbar Pull
205 kN
196 kN
Bucket And Attachments
Bucket Capacity
1 Cu.m
0.6 Cu.m
Bucket Capacity
1 Cu.m
0.6 Cu.m
Bucket Options
0.57–1.56
GP, HD, trenching buckets
Bucket Options
0.57–1.56
GP, HD, trenching buckets
Attachment Compatibility
Standard Cat thumb, breaker, auger, tilt‑rotator kits
Hydraulic hammer, grapple, ripper, auger
Attachment Compatibility
Standard Cat thumb, breaker, auger, tilt‑rotator kits
Hydraulic hammer, grapple, ripper, auger
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
LCD monitor on newer versions
Operator instrument panel
Display Type
LCD monitor on newer versions
Operator instrument panel
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Air suspension available
Suspension seat
Seat Type
Air suspension available
Suspension seat
Noise Level
75 dB(A)
74 dB(A)
Noise Level
75 dB(A)
74 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
24 V
24 V (2×12 V) V
Battery
24 V
24 V (2×12 V) V
Alternator Output
70 A
50 A
Alternator Output
70 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 320D
Pros
- Proven Cat C6.4 ACERT engine with solid torque and power for mid‑size excavator tasks (earthmoving, trenching, loading).
- 5.7 m boom and ~9+ m digging height help in both shallow and medium depth work.
- Caterpillar’s dealer network is extensive — spare parts availability is usually strong globally.
CAT 320C
Pros
- Smooth & Powerful Performance
- Reliable & Durable
- Comfortable Operator Environment
