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CAT 323D3 VS Tata Hitachi EX 70 Prime Comparison
CAT 323D3
₹ 44 L - 46 L
VS
Tata Hitachi EX 70 Prime
₹ 35 L - 36.99 L
CAT 323D3
₹44L
Tata Hitachi EX 70 Prime
₹35L
Compare excavators helps you make an informed purchase decision.
CAT 323D3
From ₹ 44 Lakh
Tata Hitachi EX 70 Prime
From ₹ 35 Lakh
Engine
Model
CAT C7.1
TATA 497 DI 38 BSIII
Model
CAT C7.1
TATA 497 DI 38 BSIII
Gross Power
152 kw
36 kw
Gross Power
152 kw
36 kw
Net Power
143 kw
36 kw
Net Power
143 kw
36 kw
Engine Power
151 HP
48.9 HP
Engine Power
151 HP
48.9 HP
Engine Displacement
7010 cc
3300 cc
Engine Displacement
7010 cc
3300 cc
Number Of Cylinders
6 Nos
4 Nos
Number Of Cylinders
6 Nos
4 Nos
Rated RPM
1700 rpm
2100 rpm
Rated RPM
1700 rpm
2100 rpm
Emission Standard
UN R96 Stage II
BS III
Emission Standard
UN R96 Stage II
BS III
Max Torque
900 Nm
222 Nm
Max Torque
900 Nm
222 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
22800 kg
7200 kg
Operating Weight
22800 kg
7200 kg
Machine Weight
22800 kg
7200 kg
Machine Weight
22800 kg
7200 kg
Counter Weight
1020 kg
1200 kg
Counter Weight
1020 kg
1200 kg
Ground Pressure
46.8 kg
33.3 kg
Ground Pressure
46.8 kg
33.3 kg
Hydraulic System
Main Pump Type
Variable Displacement
2 Variable Displacement Axial Piston Pumps
Main Pump Type
Variable Displacement
2 Variable Displacement Axial Piston Pumps
Maximum Hydraulic Flow
430 L/min
120 L/min
Maximum Hydraulic Flow
430 L/min
120 L/min
Maximum System Pressure
343 bar
259 bar
Maximum System Pressure
343 bar
259 bar
Hydraulic Oil Capacity
276 litres
92 litres
Hydraulic Oil Capacity
276 litres
92 litres
Auxiliary Hydraulic Flow
129 L/min
36 L/min
Auxiliary Hydraulic Flow
129 L/min
36 L/min
Working Range
Max Digging Depth
6300 mm
4150 mm
Max Digging Depth
6300 mm
4150 mm
Max Vertical Wall Digging Depth
4351 mm
4060 mm
Max Vertical Wall Digging Depth
4351 mm
4060 mm
Max Reach at Ground Level
6431 mm
6660 mm
Max Reach at Ground Level
6431 mm
6660 mm
Max Dumping Height
6962 mm
5470 mm
Max Dumping Height
6962 mm
5470 mm
Max Cutting Height
7542 mm
7550 mm
Max Cutting Height
7542 mm
7550 mm
Boom Length
5.7 m
3.720 m
Boom Length
5.7 m
3.720 m
Arm Length
2900 mm
2120 mm
Arm Length
2900 mm
2120 mm
Bucket Breakout Force
76 kN
47 kN
Bucket Breakout Force
76 kN
47 kN
Arm Tear-out Force
65 kN
36.3 kN
Arm Tear-out Force
65 kN
36.3 kN
Capacities
Fuel Tank Capacity
410 litres
135 litres
Fuel Tank Capacity
410 litres
135 litres
Hydraulic Tank Capacity
138 litres
42 litres
Hydraulic Tank Capacity
138 litres
42 litres
Cooling System Capacity
28 litres
15.5 litres
Cooling System Capacity
28 litres
15.5 litres
Engine Oil Capacity
18 litres
9 litres
Engine Oil Capacity
18 litres
9 litres
Swing Drive Oil Capacity
6 litres
7 litres
Swing Drive Oil Capacity
6 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
450 mm
Track Shoe Width
600 mm
450 mm
Track Gauge
2380 mm
1850 mm
Track Gauge
2380 mm
1850 mm
Track Length on Ground
4460 mm
2090 mm
Track Length on Ground
4460 mm
2090 mm
Ground Clearance
450 mm
360 mm
Ground Clearance
450 mm
360 mm
Tail Swing Radius
2750 mm
1750 mm
Tail Swing Radius
2750 mm
1750 mm
Undercarriage Type
Crawler – Steel Tracks
Tracked undercarriage with grease track tensioning (standard crawler system)
Undercarriage Type
Crawler – Steel Tracks
Tracked undercarriage with grease track tensioning (standard crawler system)
Steering & Brakes
Overall Length
9460 mm
6080 mm
Overall Length
9460 mm
6080 mm
Overall Width
2980 mm
2382 mm
Overall Width
2980 mm
2382 mm
Overall Height
3050 mm
2690 mm
Overall Height
3050 mm
2690 mm
Cab Height
2970 mm
2690 mm
Cab Height
2970 mm
2690 mm
Boom Height
3.050 m
3.271 m
Boom Height
3.050 m
3.271 m
Track Width
600 mm
450 mm
Track Width
600 mm
450 mm
Performances
Travel Speed
5.8 km/h
5 km/h
Travel Speed
5.8 km/h
5 km/h
Swing Speed
11.88 rpm
12.8 rpm
Swing Speed
11.88 rpm
12.8 rpm
Gradeability
70 %
53 %
Gradeability
70 %
53 %
Drawbar Pull
210 kN
210 kN
Drawbar Pull
210 kN
210 kN
Bucket And Attachments
Bucket Capacity
1.2 Cu.m
0.13 Cu.m
Bucket Capacity
1.2 Cu.m
0.13 Cu.m
Bucket Options
1.05
0.13 – 0.68
Bucket Options
1.05
0.13 – 0.68
Attachment Compatibility
normal digging and loading.
Standard hydraulics for breakers/thumbs
Attachment Compatibility
normal digging and loading.
Standard hydraulics for breakers/thumbs
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
203
Standard monitor
Display Type
203
Standard monitor
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Mechanically adjustable with headrest & armrests
Adjustable ergonomic
Seat Type
Mechanically adjustable with headrest & armrests
Adjustable ergonomic
Noise Level
72 dB(A)
78 dB(A)
Noise Level
72 dB(A)
78 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
2 × 12 V V
24 V
Battery
2 × 12 V V
24 V
Alternator Output
100 A
80 A
Alternator Output
100 A
80 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 323D3
Pros
- High Performance & Productivity
- Large bucket capacity (≈1.20 m³)
- Fuel Efficiency
Tata Hitachi EX 70 Prime
Pros
- Compact yet capable: Good digging depth (≈4.6 m) and reach for a ~7.2 t class machine.
- Fuel-efficient: Relatively low diesel consumption compared with some competitors.
- Optional AC cabin: Boosts operator comfort on longer shifts
