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CAT 320D3 VS Tata Hitachi EX1900-6 Comparison
CAT 320D3
₹ 25 L - 28 L
VS
Tata Hitachi EX1900-6
₹ 15 L - 16.99 L
CAT 320D3
₹25L
Tata Hitachi EX1900-6
₹15L
Compare excavators helps you make an informed purchase decision.
CAT 320D3
From ₹ 25 Lakh
Tata Hitachi EX1900-6
From ₹ 15 Lakh
Engine
Model
Cat ALUW06DTI
Cummins QSKTA38‑CE
Model
Cat ALUW06DTI
Cummins QSKTA38‑CE
Gross Power
100 kw
810 kw
Gross Power
100 kw
810 kw
Net Power
85 kw
775 kw
Net Power
85 kw
775 kw
Engine Power
134 HP
1039 HP
Engine Power
134 HP
1039 HP
Engine Displacement
5760 cc
37800 cc
Engine Displacement
5760 cc
37800 cc
Number Of Cylinders
6 Nos
12 Nos
Number Of Cylinders
6 Nos
12 Nos
Rated RPM
1700 rpm
1800 rpm
Rated RPM
1700 rpm
1800 rpm
Emission Standard
BS IV
BS II
Emission Standard
BS IV
BS II
Max Torque
620 Nm
4725 Nm
Max Torque
620 Nm
4725 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
45860 kg
192000 kg
Operating Weight
45860 kg
192000 kg
Machine Weight
42478 kg
191000 kg
Machine Weight
42478 kg
191000 kg
Counter Weight
10211 kg
32000 kg
Counter Weight
10211 kg
32000 kg
Ground Pressure
44 kg
183 kg
Ground Pressure
44 kg
183 kg
Hydraulic System
Main Pump Type
Variable displacement axial piston pumps
Variable‑displacement axial piston pumps
Main Pump Type
Variable displacement axial piston pumps
Variable‑displacement axial piston pumps
Maximum Hydraulic Flow
420 L/min
2010 L/min
Maximum Hydraulic Flow
420 L/min
2010 L/min
Maximum System Pressure
350 bar
294 bar
Maximum System Pressure
350 bar
294 bar
Hydraulic Oil Capacity
234 litres
2200 litres
Hydraulic Oil Capacity
234 litres
2200 litres
Auxiliary Hydraulic Flow
150 L/min
1800 L/min
Auxiliary Hydraulic Flow
150 L/min
1800 L/min
Working Range
Max Digging Depth
6300 mm
8180 mm
Max Digging Depth
6300 mm
8180 mm
Max Vertical Wall Digging Depth
5720 mm
5520 mm
Max Vertical Wall Digging Depth
5720 mm
5520 mm
Max Reach at Ground Level
9470 mm
14770 mm
Max Reach at Ground Level
9470 mm
14770 mm
Max Dumping Height
6710 mm
9060 mm
Max Dumping Height
6710 mm
9060 mm
Max Cutting Height
9250 mm
14140 mm
Max Cutting Height
9250 mm
14140 mm
Boom Length
5.700 m
8.300 m
Boom Length
5.700 m
8.300 m
Arm Length
2500 mm
3600 mm
Arm Length
2500 mm
3600 mm
Bucket Breakout Force
143 kN
671 kN
Bucket Breakout Force
143 kN
671 kN
Arm Tear-out Force
99 kN
524 kN
Arm Tear-out Force
99 kN
524 kN
Capacities
Fuel Tank Capacity
410 litres
4140 litres
Fuel Tank Capacity
410 litres
4140 litres
Hydraulic Tank Capacity
115 litres
1050 litres
Hydraulic Tank Capacity
115 litres
1050 litres
Cooling System Capacity
40 litres
395 litres
Cooling System Capacity
40 litres
395 litres
Engine Oil Capacity
25 litres
166 litres
Engine Oil Capacity
25 litres
166 litres
Swing Drive Oil Capacity
5 litres
120 litres
Swing Drive Oil Capacity
5 litres
120 litres
Final Drive Gear Oil Capacity
16 litres
69 litres
Final Drive Gear Oil Capacity
16 litres
69 litres
Under Carriage
Track Shoe Width
600 mm
800 mm
Track Shoe Width
600 mm
800 mm
Track Gauge
2200 mm
4600 mm
Track Gauge
2200 mm
4600 mm
Track Length on Ground
4,080 mm
5 780 mm
Track Length on Ground
4,080 mm
5 780 mm
Ground Clearance
450 mm
795 mm
Ground Clearance
450 mm
795 mm
Tail Swing Radius
2750 mm
6035 mm
Tail Swing Radius
2750 mm
6035 mm
Undercarriage Type
Grease-lubricated track links with segmented & center guiding guards (standard Cat undercarriage)
Heavy‑duty tracked undercarriage with steel track shoes, carrier and track rollers designed for mining excavator service (grease‑tensioned track system).
Undercarriage Type
Grease-lubricated track links with segmented & center guiding guards (standard Cat undercarriage)
Heavy‑duty tracked undercarriage with steel track shoes, carrier and track rollers designed for mining excavator service (grease‑tensioned track system).
Steering & Brakes
Overall Length
9530 mm
9241 mm
Overall Length
9530 mm
9241 mm
Overall Width
2800 mm
6660 mm
Overall Width
2800 mm
6660 mm
Overall Height
3050 mm
6990 mm
Overall Height
3050 mm
6990 mm
Cab Height
3050 mm
6990 mm
Cab Height
3050 mm
6990 mm
Boom Height
3.200 m
7.423 m
Boom Height
3.200 m
7.423 m
Track Width
600 mm
4600 mm
Track Width
600 mm
4600 mm
Performances
Travel Speed
5.5 km/h
2.8 km/h
Travel Speed
5.5 km/h
2.8 km/h
Swing Speed
11.5 rpm
4.7 rpm
Swing Speed
11.5 rpm
4.7 rpm
Gradeability
70 %
30 %
Gradeability
70 %
30 %
Drawbar Pull
205 kN
210 kN
Drawbar Pull
205 kN
210 kN
Bucket And Attachments
Bucket Capacity
0.92 Cu.m
12 Cu.m
Bucket Capacity
0.92 Cu.m
12 Cu.m
Bucket Options
0.9 – 1.2
11 - 15
Bucket Options
0.9 – 1.2
11 - 15
Attachment Compatibility
GP, HD, Rock Breaker, Auger, Thumb, Grapple, Ripper
Breaker, Ripper
Attachment Compatibility
GP, HD, Rock Breaker, Auger, Thumb, Grapple, Ripper
Breaker, Ripper
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
LCD Monitor
Multi‑Function Monitor
Display Type
LCD Monitor
Multi‑Function Monitor
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Adjustable suspension seat
Suspension, Adjustable
Seat Type
Adjustable suspension seat
Suspension, Adjustable
Noise Level
72 dB(A)
72 dB(A)
Noise Level
72 dB(A)
72 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
2x12 V
24 V
Battery
2x12 V
24 V
Alternator Output
80 A
140 A
Alternator Output
80 A
140 A
Lighting Type
Halogen
Halogen
Lighting Type
Halogen
Halogen
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.
Tata Hitachi EX1900-6
Pros
- Engine: Cummins QSKTA38‑CE diesel producing 1,086 HP gross / ~1,039 HP net at 1,800 rpm.
- Six main variable pumps and Engine‑Pump control give strong force & controllability for heavy digging and swing operations.
- Designed for 24/7 mining conditions with durable “box‑section” frames and easy service access.
