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JCB 380LC QM VS LiuGong 921 Di Comparison

JCB 380LC QM

JCB 380LC QM

₹ 57 L - 60 L

LiuGong 921 Di

LiuGong 921 Di

₹ 54 L - 56 L

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JCB 380LC QM

JCB 380LC QM

57L

LiuGong 921 Di

LiuGong 921 Di

54L

Engine

Model
JCB DieselMax 7.2 L CRDI, Turbocharged, Intercooled
Cummins 6BT5.9‑C140
Gross Power
212 kw
170 kw
Net Power
212 kw
170 kw
Engine Power
284 HP
140 HP
Engine Displacement
7200 cc
5900 cc
Number Of Cylinders
6 Nos
6 Nos
Rated RPM
2000 rpm
2000 rpm
Emission Standard
BS VI
BS III
Max Torque
1150 Nm
614 Nm
Fuel Type
Diesel
Diesel

Operating Weight

Operating Weight
36770 kg
21000 kg
Machine Weight
36770 kg
21000 kg
Counter Weight
7652 kg
5341 kg
Ground Pressure
78 kg
45 kg

Hydraulic System

Main Pump Type
Twin variable displacement axial piston type
Variable displacement piston pumps
Maximum Hydraulic Flow
304 L/min
210 L/min
Maximum System Pressure
348 bar
343 bar
Hydraulic Oil Capacity
430 litres
330 litres
Auxiliary Hydraulic Flow
241 L/min
230 L/min

Working Range

Max Digging Depth
6726 mm
5875 mm
Max Vertical Wall Digging Depth
6200 mm
4578 mm
Max Reach at Ground Level
10866 mm
9256 mm
Max Dumping Height
6898 mm
6798 mm
Max Cutting Height
5241 mm
5661 mm
Boom Length
6.450 m
5.412 m
Arm Length
2630 mm
2800 mm
Bucket Breakout Force
245 kN
159 kN
Arm Tear-out Force
201 kN
113 kN

Capacities

Fuel Tank Capacity
590 litres
412 litres
Hydraulic Tank Capacity
239 litres
230 litres
Cooling System Capacity
67 litres
30 litres
Engine Oil Capacity
45 litres
25 litres
Swing Drive Oil Capacity
25 litres
7 litres
Final Drive Gear Oil Capacity
16 litres
5 litres

Under Carriage

Track Shoe Width
600 mm
600 mm
Track Gauge
2600 mm
2200 mm
Track Length on Ground
3712 mm
4170 mm
Ground Clearance
530 mm
440 mm
Tail Swing Radius
3571 mm
2860 mm
Undercarriage Type
Heavy‑duty sealed & lubricated undercarriage with reinforced components
Tracked/Crawler undercarriage

Steering & Brakes

Overall Length
11353 mm
9712 mm
Overall Width
3571 mm
2800 mm
Overall Height
3510 mm
3050 mm
Cab Height
3202 mm
5431 mm
Boom Height
3.510 m
3.500 m
Track Width
600 mm
600 mm

Performances

Travel Speed
5.3 km/h
5.3 km/h
Swing Speed
8.9 rpm
12 rpm
Gradeability
70 %
70 %
Drawbar Pull
287 kN
210 kN

Bucket And Attachments

Bucket Capacity
1.4 Cu.m
0.95 Cu.m
Bucket Options
1.4 - 1.8
0.85 - 0.95
Attachment Compatibility
Breaker, ripper, grapples (typical)
Breaker/grapple/powertilt

Cabin And Controls

Cabin AC
Yes
Yes
Display Type
Multi-info digital display
Digital/analog combo (basic)
Joystick Controls
Yes
Yes
Seat Type
Adjustable suspension seat
Operator seat with suspension
Noise Level
76 dB(A)
76 dB(A)
Safety Features
-
-

Electrical System

Battery
24 V
24 V
Alternator Output
55 A
80 A
Lighting Type
LED
LED

Additional Features

Auto Idle
Yes
Yes
Eco Mode
Yes
No
Telematics
Yes
Yes
Diagnostic System
Yes
Yes

JCB 380LC QM

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Pros

  • Powerful engine & torque: 284 hp class power (212 kW) for tough applications like quarrying and stone cutting.
  • Heavy-duty design: Built for quarry work with reinforced boom/arm and robust undercarriage.
  • Large bucket capacity: ~1.4 – 1.8 m³ buckets for high productivity in earth/rock handling.

LiuGong 921 Di

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Pros

  • Offers respectable digging depth (~5.9 m) and horizontal reach (~9.2 m), making it suitable for medium‑sized construction and earthmoving tasks like trenching, foundation work, and site prep.
  • The boom and reach balance enables both digging and loading without needing heavy long‑reach modifications.
  • Compared with heavier or lighter models, the 921Di’s boom reach fits well in the 20‑22 t excavator segment