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CAT 321 VS JCB NXT 205LC Comparison
CAT 321
₹ 54 L - 55 L
VS
JCB NXT 205LC
₹ 53 L - 58 L
CAT 321
₹54L
JCB NXT 205LC
₹53L
Compare excavators helps you make an informed purchase decision.
CAT 321
From ₹ 54 Lakh
JCB NXT 205LC
From ₹ 53 Lakh
Engine
Model
Cat® C3.6
Cummins 6BT 5.9C
Model
Cat® C3.6
Cummins 6BT 5.9C
Gross Power
100 kw
104.5 kw
Gross Power
100 kw
104.5 kw
Net Power
129 kw
104 kw
Net Power
129 kw
104 kw
Engine Power
136 HP
140 HP
Engine Power
136 HP
140 HP
Engine Displacement
3600 cc
5880 cc
Engine Displacement
3600 cc
5880 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
571 Nm
Max Torque
500 Nm
571 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
19300 kg
21250 kg
Operating Weight
19300 kg
21250 kg
Machine Weight
19300 kg
21250 kg
Machine Weight
19300 kg
21250 kg
Counter Weight
3650 kg
7200 kg
Counter Weight
3650 kg
7200 kg
Ground Pressure
60 kg
56.8 kg
Ground Pressure
60 kg
56.8 kg
Hydraulic System
Main Pump Type
Electro‑hydraulic main control valve system
variable displacement axial piston pumps
Main Pump Type
Electro‑hydraulic main control valve system
variable displacement axial piston pumps
Maximum Hydraulic Flow
315 L/min
440 L/min
Maximum Hydraulic Flow
315 L/min
440 L/min
Maximum System Pressure
350 bar
343 bar
Maximum System Pressure
350 bar
343 bar
Hydraulic Oil Capacity
218 litres
260 litres
Hydraulic Oil Capacity
218 litres
260 litres
Auxiliary Hydraulic Flow
120 L/min
180 L/min
Auxiliary Hydraulic Flow
120 L/min
180 L/min
Working Range
Max Digging Depth
5970 mm
6730 mm
Max Digging Depth
5970 mm
6730 mm
Max Vertical Wall Digging Depth
5360 mm
5570 mm
Max Vertical Wall Digging Depth
5360 mm
5570 mm
Max Reach at Ground Level
9150 mm
9210 mm
Max Reach at Ground Level
9150 mm
9210 mm
Max Dumping Height
6250 mm
6360 mm
Max Dumping Height
6250 mm
6360 mm
Max Cutting Height
9120 mm
9130 mm
Max Cutting Height
9120 mm
9130 mm
Boom Length
5.700 m
5.700 m
Boom Length
5.700 m
5.700 m
Arm Length
2250 mm
2400 mm
Arm Length
2250 mm
2400 mm
Bucket Breakout Force
135 kN
131.9 kN
Bucket Breakout Force
135 kN
131.9 kN
Arm Tear-out Force
119 kN
116 kN
Arm Tear-out Force
119 kN
116 kN
Capacities
Fuel Tank Capacity
370 litres
343 litres
Fuel Tank Capacity
370 litres
343 litres
Hydraulic Tank Capacity
218 litres
120 litres
Hydraulic Tank Capacity
218 litres
120 litres
Cooling System Capacity
25 litres
25.5 litres
Cooling System Capacity
25 litres
25.5 litres
Engine Oil Capacity
11 litres
19 litres
Engine Oil Capacity
11 litres
19 litres
Swing Drive Oil Capacity
6 litres
7 litres
Swing Drive Oil Capacity
6 litres
7 litres
Final Drive Gear Oil Capacity
6 litres
12 litres
Final Drive Gear Oil Capacity
6 litres
12 litres
Under Carriage
Track Shoe Width
800 mm
500 mm
Track Shoe Width
800 mm
500 mm
Track Gauge
2380 mm
2390 mm
Track Gauge
2380 mm
2390 mm
Track Length on Ground
3650 mm
3660 mm
Track Length on Ground
3650 mm
3660 mm
Ground Clearance
450 mm
435 mm
Ground Clearance
450 mm
435 mm
Tail Swing Radius
1676 mm
2825 mm
Tail Swing Radius
1676 mm
2825 mm
Undercarriage Type
Crawler — steel tracks
Heavy‑duty welded crawler undercarriage with sealed & lubricated track chains and grease‑adjusted tensioning
Undercarriage Type
Crawler — steel tracks
Heavy‑duty welded crawler undercarriage with sealed & lubricated track chains and grease‑adjusted tensioning
Steering & Brakes
Overall Length
9570 mm
9634 mm
Overall Length
9570 mm
9634 mm
Overall Width
2800 mm
2700 mm
Overall Width
2800 mm
2700 mm
Overall Height
3250 mm
3122 mm
Overall Height
3250 mm
3122 mm
Cab Height
3250 mm
3060 mm
Cab Height
3250 mm
3060 mm
Boom Height
3.300 m
3.100 m
Boom Height
3.300 m
3.100 m
Track Width
600 mm
500 mm
Track Width
600 mm
500 mm
Performances
Travel Speed
10 km/h
3.8 km/h
Travel Speed
10 km/h
3.8 km/h
Swing Speed
10 rpm
13 rpm
Swing Speed
10 rpm
13 rpm
Gradeability
27 %
70 %
Gradeability
27 %
70 %
Drawbar Pull
150 kN
170 kN
Drawbar Pull
150 kN
170 kN
Bucket And Attachments
Bucket Capacity
1 Cu.m
0.09 Cu.m
Bucket Capacity
1 Cu.m
0.09 Cu.m
Bucket Options
0.8
0.9 – 1.02
Bucket Options
0.8
0.9 – 1.02
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Breaker, Grapple, Ripper
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Breaker, Grapple, Ripper
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
8 LCD Touch Screen
Digital IntelliControl display
Display Type
8 LCD Touch Screen
Digital IntelliControl display
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Suspension Seat
Adjustable suspension
Seat Type
Suspension Seat
Adjustable suspension
Noise Level
70 dB(A)
76 dB(A)
Noise Level
70 dB(A)
76 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
2X12 V
24 V
Battery
2X12 V
24 V
Alternator Output
100 A
75 A
Alternator Output
100 A
75 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 NXT 205LC
Pros
- Competitive price for the 20–25 t class — often lower than some rivals.
- Strong standard bucket capacity (~0.9 m³) for soil or aggregate work.
- Good operator ergonomics and serviceability (easy access panels, maintenance design).
