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CAT 321 VS Tata Hitachi EX 130 Prime Comparison
CAT 321
₹ 54 L - 55 L
VS
Tata Hitachi EX 130 Prime
₹ 50 L - 52.01 L
CAT 321
₹54L
Tata Hitachi EX 130 Prime
₹50L
Compare excavators helps you make an informed purchase decision.
CAT 321
From ₹ 54 Lakh
Tata Hitachi EX 130 Prime
From ₹ 50 Lakh
Engine
Model
Cat® C3.6
TATA 697 NA
Model
Cat® C3.6
TATA 697 NA
Gross Power
100 kw
55.8 kw
Gross Power
100 kw
55.8 kw
Net Power
129 kw
55 kw
Net Power
129 kw
55 kw
Engine Power
136 HP
76 HP
Engine Power
136 HP
76 HP
Engine Displacement
3600 cc
4800 cc
Engine Displacement
3600 cc
4800 cc
Number Of Cylinders
4 Nos
6 Nos
Number Of Cylinders
4 Nos
6 Nos
Rated RPM
2000 rpm
2200 rpm
Rated RPM
2000 rpm
2200 rpm
Emission Standard
BS IV
BS IV
Emission Standard
BS IV
BS IV
Max Torque
500 Nm
249 Nm
Max Torque
500 Nm
249 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
19300 kg
12172 kg
Operating Weight
19300 kg
12172 kg
Machine Weight
19300 kg
12172 kg
Machine Weight
19300 kg
12172 kg
Counter Weight
3650 kg
4200 kg
Counter Weight
3650 kg
4200 kg
Ground Pressure
60 kg
42.1 kg
Ground Pressure
60 kg
42.1 kg
Hydraulic System
Main Pump Type
Electro‑hydraulic main control valve system
2 x variable displacement axial piston pumps
Main Pump Type
Electro‑hydraulic main control valve system
2 x variable displacement axial piston pumps
Maximum Hydraulic Flow
315 L/min
230 L/min
Maximum Hydraulic Flow
315 L/min
230 L/min
Maximum System Pressure
350 bar
350 bar
Maximum System Pressure
350 bar
350 bar
Hydraulic Oil Capacity
218 litres
126 litres
Hydraulic Oil Capacity
218 litres
126 litres
Auxiliary Hydraulic Flow
120 L/min
100 L/min
Auxiliary Hydraulic Flow
120 L/min
100 L/min
Working Range
Max Digging Depth
5970 mm
4720 mm
Max Digging Depth
5970 mm
4720 mm
Max Vertical Wall Digging Depth
5360 mm
4040 mm
Max Vertical Wall Digging Depth
5360 mm
4040 mm
Max Reach at Ground Level
9150 mm
7250 mm
Max Reach at Ground Level
9150 mm
7250 mm
Max Dumping Height
6250 mm
5280 mm
Max Dumping Height
6250 mm
5280 mm
Max Cutting Height
9120 mm
7630 mm
Max Cutting Height
9120 mm
7630 mm
Boom Length
5.700 m
4.250 m
Boom Length
5.700 m
4.250 m
Arm Length
2250 mm
1950 mm
Arm Length
2250 mm
1950 mm
Bucket Breakout Force
135 kN
71.5 kN
Bucket Breakout Force
135 kN
71.5 kN
Arm Tear-out Force
119 kN
52.9 kN
Arm Tear-out Force
119 kN
52.9 kN
Capacities
Fuel Tank Capacity
370 litres
250 litres
Fuel Tank Capacity
370 litres
250 litres
Hydraulic Tank Capacity
218 litres
72 litres
Hydraulic Tank Capacity
218 litres
72 litres
Cooling System Capacity
25 litres
24 litres
Cooling System Capacity
25 litres
24 litres
Engine Oil Capacity
11 litres
17 litres
Engine Oil Capacity
11 litres
17 litres
Swing Drive Oil Capacity
6 litres
3.2 litres
Swing Drive Oil Capacity
6 litres
3.2 litres
Final Drive Gear Oil Capacity
6 litres
10 litres
Final Drive Gear Oil Capacity
6 litres
10 litres
Under Carriage
Track Shoe Width
800 mm
500 mm
Track Shoe Width
800 mm
500 mm
Track Gauge
2380 mm
1,990 mm
Track Gauge
2380 mm
1,990 mm
Track Length on Ground
3650 mm
2,610 mm
Track Length on Ground
3650 mm
2,610 mm
Ground Clearance
450 mm
440 mm
Ground Clearance
450 mm
440 mm
Tail Swing Radius
1676 mm
2125 mm
Tail Swing Radius
1676 mm
2125 mm
Undercarriage Type
Crawler — steel tracks
Grease-tensioned tracks (standard steel crawler track)
Undercarriage Type
Crawler — steel tracks
Grease-tensioned tracks (standard steel crawler track)
Steering & Brakes
Overall Length
9570 mm
7275 mm
Overall Length
9570 mm
7275 mm
Overall Width
2800 mm
2490 mm
Overall Width
2800 mm
2490 mm
Overall Height
3250 mm
2690 mm
Overall Height
3250 mm
2690 mm
Cab Height
3250 mm
2690 mm
Cab Height
3250 mm
2690 mm
Boom Height
3.300 m
2.311 m
Boom Height
3.300 m
2.311 m
Track Width
600 mm
500 mm
Track Width
600 mm
500 mm
Performances
Travel Speed
10 km/h
4.3 km/h
Travel Speed
10 km/h
4.3 km/h
Swing Speed
10 rpm
13.8 rpm
Swing Speed
10 rpm
13.8 rpm
Gradeability
27 %
70 %
Gradeability
27 %
70 %
Drawbar Pull
150 kN
73.5 kN
Drawbar Pull
150 kN
73.5 kN
Bucket And Attachments
Bucket Capacity
1 Cu.m
0.7 Cu.m
Bucket Capacity
1 Cu.m
0.7 Cu.m
Bucket Options
0.8
0.52 – 0.70
Bucket Options
0.8
0.52 – 0.70
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Standard excavator hydraulic attachments (thumb, breaker, etc.)
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Standard excavator hydraulic attachments (thumb, breaker, etc.)
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
8 LCD Touch Screen
7 inch lcd
Display Type
8 LCD Touch Screen
7 inch lcd
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Suspension Seat
Suspension seat
Seat Type
Suspension Seat
Suspension seat
Noise Level
70 dB(A)
78 dB(A)
Noise Level
70 dB(A)
78 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
2X12 V
2x12 V
Battery
2X12 V
2x12 V
Alternator Output
100 A
78 A
Alternator Output
100 A
78 A
Lighting Type
LED
LED
Lighting Type
LED
LED
Additional Features
Auto Idle
Yes
Yes
Auto Idle
Yes
Yes
Eco Mode
Yes
Yes
Eco Mode
Yes
Yes
Telematics
No
Yes
Telematics
No
Yes
Diagnostic System
Yes
Yes
Diagnostic System
Yes
Yes
CAT 321
Pros
- 136 HP Cat C3.6 engine delivers strong digging performance.
- An advanced electrohydraulic system improves cycle time.
- Eco Mode and Intelligent ECM help reduce fuel consumption
Tata Hitachi EX 130 Prime
Pros
- Fuel efficient: ~9 L/hour consumption reported (good for its class).
- High gradeability (~70%) — better performance on slopes/uneven terrain.
- Durable heavy-duty boom & reinforced arm design improves reliability.
