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CAT 321 VS JCB 520X LC Comparison
CAT 321
₹ 54-55L*
VS
JCB 520X LC
₹ 45-64.99L*
CAT 321
₹54L
JCB 520X LC
₹45L
Compare excavators helps you make an informed purchase decision.
CAT 321
From ₹ 54 Lakh
JCB 520X LC
From ₹ 45 Lakh
Engine
Model
Cat® C3.6
JCB X12 diesel engine
Model
Cat® C3.6
JCB X12 diesel engine
Gross Power
100 kw
298 kw
Gross Power
100 kw
298 kw
Net Power
129 kw
285 kw
Net Power
129 kw
285 kw
Engine Power
136 HP
400 HP
Engine Power
136 HP
400 HP
Engine Displacement
3600 cc
11000 cc
Engine Displacement
3600 cc
11000 cc
Number Of Cylinders
4 Nos
6 Nos
Number Of Cylinders
4 Nos
6 Nos
Rated RPM
2000 rpm
2000 rpm
Rated RPM
2000 rpm
2000 rpm
Emission Standard
BS IV
BS IV
Emission Standard
BS IV
BS IV
Max Torque
500 Nm
2100 Nm
Max Torque
500 Nm
2100 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
19300 kg
55300 kg
Operating Weight
19300 kg
55300 kg
Machine Weight
19300 kg
55300 kg
Machine Weight
19300 kg
55300 kg
Counter Weight
3650 kg
8000 kg
Counter Weight
3650 kg
8000 kg
Ground Pressure
60 kg
45 kg
Ground Pressure
60 kg
45 kg
Hydraulic System
Main Pump Type
Electro‑hydraulic main control valve system
Variable displacement axial piston
Main Pump Type
Electro‑hydraulic main control valve system
Variable displacement axial piston
Maximum Hydraulic Flow
315 L/min
700 L/min
Maximum Hydraulic Flow
315 L/min
700 L/min
Maximum System Pressure
350 bar
380 bar
Maximum System Pressure
350 bar
380 bar
Hydraulic Oil Capacity
218 litres
400 litres
Hydraulic Oil Capacity
218 litres
400 litres
Auxiliary Hydraulic Flow
120 L/min
220 L/min
Auxiliary Hydraulic Flow
120 L/min
220 L/min
Working Range
Max Digging Depth
5970 mm
7000 mm
Max Digging Depth
5970 mm
7000 mm
Max Vertical Wall Digging Depth
5360 mm
6500 mm
Max Vertical Wall Digging Depth
5360 mm
6500 mm
Max Reach at Ground Level
9150 mm
7000 mm
Max Reach at Ground Level
9150 mm
7000 mm
Max Dumping Height
6250 mm
9800 mm
Max Dumping Height
6250 mm
9800 mm
Max Cutting Height
9120 mm
9800 mm
Max Cutting Height
9120 mm
9800 mm
Boom Length
5.700 m
6.500 m
Boom Length
5.700 m
6.500 m
Arm Length
2250 mm
2950 mm
Arm Length
2250 mm
2950 mm
Bucket Breakout Force
135 kN
350 kN
Bucket Breakout Force
135 kN
350 kN
Arm Tear-out Force
119 kN
180 kN
Arm Tear-out Force
119 kN
180 kN
Capacities
Fuel Tank Capacity
370 litres
600 litres
Fuel Tank Capacity
370 litres
600 litres
Hydraulic Tank Capacity
218 litres
400 litres
Hydraulic Tank Capacity
218 litres
400 litres
Cooling System Capacity
25 litres
50 litres
Cooling System Capacity
25 litres
50 litres
Engine Oil Capacity
11 litres
40 litres
Engine Oil Capacity
11 litres
40 litres
Swing Drive Oil Capacity
6 litres
10 litres
Swing Drive Oil Capacity
6 litres
10 litres
Final Drive Gear Oil Capacity
6 litres
8 litres
Final Drive Gear Oil Capacity
6 litres
8 litres
Under Carriage
Track Shoe Width
800 mm
600 mm
Track Shoe Width
800 mm
600 mm
Track Gauge
2380 mm
2740 mm
Track Gauge
2380 mm
2740 mm
Track Length on Ground
3650 mm
4370 mm
Track Length on Ground
3650 mm
4370 mm
Ground Clearance
450 mm
603 mm
Ground Clearance
450 mm
603 mm
Tail Swing Radius
1676 mm
3881 mm
Tail Swing Radius
1676 mm
3881 mm
Undercarriage Type
Crawler — steel tracks
Crawler – Steel Tracks
Undercarriage Type
Crawler — steel tracks
Crawler – Steel Tracks
Steering & Brakes
Overall Length
9570 mm
11500 mm
Overall Length
9570 mm
11500 mm
Overall Width
2800 mm
3500 mm
Overall Width
2800 mm
3500 mm
Overall Height
3250 mm
3800 mm
Overall Height
3250 mm
3800 mm
Cab Height
3250 mm
3500 mm
Cab Height
3250 mm
3500 mm
Boom Height
3.300 m
4 m
Boom Height
3.300 m
4 m
Track Width
600 mm
600 mm
Track Width
600 mm
600 mm
Performances
Travel Speed
10 km/h
5 km/h
Travel Speed
10 km/h
5 km/h
Swing Speed
10 rpm
10 rpm
Swing Speed
10 rpm
10 rpm
Gradeability
27 %
30 %
Gradeability
27 %
30 %
Drawbar Pull
150 kN
280 kN
Drawbar Pull
150 kN
280 kN
Bucket And Attachments
Bucket Capacity
1 Cu.m
3.4 Cu.m
Bucket Capacity
1 Cu.m
3.4 Cu.m
Bucket Options
0.8
3.4
Bucket Options
0.8
3.4
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Breaker, Auger, Grapple (industry typical)
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Breaker, Auger, Grapple (industry typical)
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
8 LCD Touch Screen
Touchscreen display available (10” JCB UX)
Display Type
8 LCD Touch Screen
Touchscreen display available (10” JCB UX)
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)
72 dB(A)
Noise Level
70 dB(A)
72 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
2X12 V
2x12 V
Battery
2X12 V
2x12 V
Alternator Output
100 A
100 A
Alternator Output
100 A
100 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
JCB 520X LC
Pros
- Powerful 400 HP engine delivers excellent performance.
- Operating weight of up to 55,300 kg ensures high stability.
- Large bucket options up to 3.4 m³ support high-volume material.
