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CAT 321 VS Tata Hitachi Zaxis 140H Ultra Comparison
CAT 321
₹ 54 L - 55 L
VS
Tata Hitachi Zaxis 140H Ultra
₹ 51.99 L - 54 L
CAT 321
₹54L
Tata Hitachi Zaxis 140H Ultra
₹51.99L
Compare excavators helps you make an informed purchase decision.
CAT 321
From ₹ 54 Lakh
Tata Hitachi Zaxis 140H Ultra
From ₹ 51.99 Lakh
Engine
Model
Cat® C3.6
Isuzu C‑4BG1T
Model
Cat® C3.6
Isuzu C‑4BG1T
Gross Power
100 kw
66 kw
Gross Power
100 kw
66 kw
Net Power
129 kw
65 kw
Net Power
129 kw
65 kw
Engine Power
136 HP
88.5 HP
Engine Power
136 HP
88.5 HP
Engine Displacement
3600 cc
4329 cc
Engine Displacement
3600 cc
4329 cc
Number Of Cylinders
4 Nos
4 Nos
Number Of Cylinders
4 Nos
4 Nos
Rated RPM
2000 rpm
2150 rpm
Rated RPM
2000 rpm
2150 rpm
Emission Standard
BS IV
BS IV
Emission Standard
BS IV
BS IV
Max Torque
500 Nm
347 Nm
Max Torque
500 Nm
347 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
19300 kg
13360 kg
Operating Weight
19300 kg
13360 kg
Machine Weight
19300 kg
13360 kg
Machine Weight
19300 kg
13360 kg
Counter Weight
3650 kg
4200 kg
Counter Weight
3650 kg
4200 kg
Ground Pressure
60 kg
48 kg
Ground Pressure
60 kg
48 kg
Hydraulic System
Main Pump Type
Electro‑hydraulic main control valve system
2 × Variable displacement axial piston pumps
Main Pump Type
Electro‑hydraulic main control valve system
2 × Variable displacement axial piston pumps
Maximum Hydraulic Flow
315 L/min
210 L/min
Maximum Hydraulic Flow
315 L/min
210 L/min
Maximum System Pressure
350 bar
343 bar
Maximum System Pressure
350 bar
343 bar
Hydraulic Oil Capacity
218 litres
170 litres
Hydraulic Oil Capacity
218 litres
170 litres
Auxiliary Hydraulic Flow
120 L/min
120 L/min
Auxiliary Hydraulic Flow
120 L/min
120 L/min
Working Range
Max Digging Depth
5970 mm
5150 mm
Max Digging Depth
5970 mm
5150 mm
Max Vertical Wall Digging Depth
5360 mm
2100 mm
Max Vertical Wall Digging Depth
5360 mm
2100 mm
Max Reach at Ground Level
9150 mm
5150 mm
Max Reach at Ground Level
9150 mm
5150 mm
Max Dumping Height
6250 mm
4650 mm
Max Dumping Height
6250 mm
4650 mm
Max Cutting Height
9120 mm
8370 mm
Max Cutting Height
9120 mm
8370 mm
Boom Length
5.700 m
4.600 m
Boom Length
5.700 m
4.600 m
Arm Length
2250 mm
2100 mm
Arm Length
2250 mm
2100 mm
Bucket Breakout Force
135 kN
104 kN
Bucket Breakout Force
135 kN
104 kN
Arm Tear-out Force
119 kN
72 kN
Arm Tear-out Force
119 kN
72 kN
Capacities
Fuel Tank Capacity
370 litres
250 litres
Fuel Tank Capacity
370 litres
250 litres
Hydraulic Tank Capacity
218 litres
69 litres
Hydraulic Tank Capacity
218 litres
69 litres
Cooling System Capacity
25 litres
19 litres
Cooling System Capacity
25 litres
19 litres
Engine Oil Capacity
11 litres
18.5 litres
Engine Oil Capacity
11 litres
18.5 litres
Swing Drive Oil Capacity
6 litres
7 litres
Swing Drive Oil Capacity
6 litres
7 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
2 880 mm
Track Length on Ground
3650 mm
2 880 mm
Ground Clearance
450 mm
440 mm
Ground Clearance
450 mm
440 mm
Tail Swing Radius
1676 mm
2190 mm
Tail Swing Radius
1676 mm
2190 mm
Undercarriage Type
Crawler — steel tracks
Heavy‑duty crawler undercarriage with steel tracks and grease track tensioning
Undercarriage Type
Crawler — steel tracks
Heavy‑duty crawler undercarriage with steel tracks and grease track tensioning
Steering & Brakes
Overall Length
9570 mm
7658 mm
Overall Length
9570 mm
7658 mm
Overall Width
2800 mm
2490 mm
Overall Width
2800 mm
2490 mm
Overall Height
3250 mm
2718 mm
Overall Height
3250 mm
2718 mm
Cab Height
3250 mm
2718 mm
Cab Height
3250 mm
2718 mm
Boom Height
3.300 m
4.600 m
Boom Height
3.300 m
4.600 m
Track Width
600 mm
500 mm
Track Width
600 mm
500 mm
Performances
Travel Speed
10 km/h
3.4 km/h
Travel Speed
10 km/h
3.4 km/h
Swing Speed
10 rpm
11.5 rpm
Swing Speed
10 rpm
11.5 rpm
Gradeability
27 %
70 %
Gradeability
27 %
70 %
Drawbar Pull
150 kN
102 kN
Drawbar Pull
150 kN
102 kN
Bucket And Attachments
Bucket Capacity
1 Cu.m
0.4 Cu.m
Bucket Capacity
1 Cu.m
0.4 Cu.m
Bucket Options
0.8
0.45 - 0.7
Bucket Options
0.8
0.45 - 0.7
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Breaker, auger, quick coupler, grapple
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Breaker, auger, quick coupler, grapple
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
8 LCD Touch Screen
Digital multi‑function
Display Type
8 LCD Touch Screen
Digital multi‑function
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Suspension Seat
Adjustable suspension seat
Seat Type
Suspension Seat
Adjustable 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
2x12,55 Ah V
Battery
2X12 V
2x12,55 Ah V
Alternator Output
100 A
80 A
Alternator Output
100 A
80 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 Zaxis 140H Ultra
Pros
- Durable Isuzu engine tailored for reliability.
- 70 % gradeability, good mobility on slopes.
- Higher bucket digging force (~104 kN) than some competitors in class.
