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CAT 321 VS BOBCAT E20Z Comparison
CAT 321
₹ 54-55L*
VS
BOBCAT E20Z
₹ 23-25L*
CAT 321
₹54L
BOBCAT E20Z
₹23L
Compare excavators helps you make an informed purchase decision.
CAT 321
From ₹ 54 Lakh
BOBCAT E20Z
From ₹ 23 Lakh
Engine
Model
Cat® C3.6
Kubota / D722-E4B-BCZ-7
Model
Cat® C3.6
Kubota / D722-E4B-BCZ-7
Gross Power
100 kw
10.2 kW @ 2500 rpm kw
Gross Power
100 kw
10.2 kW @ 2500 rpm kw
Net Power
129 kw
10.2 kw
Net Power
129 kw
10.2 kw
Engine Power
136 HP
14 HP
Engine Power
136 HP
14 HP
Engine Displacement
3600 cc
700 cc
Engine Displacement
3600 cc
700 cc
Number Of Cylinders
4 Nos
3 Nos
Number Of Cylinders
4 Nos
3 Nos
Rated RPM
2000 rpm
2500 rpm
Rated RPM
2000 rpm
2500 rpm
Emission Standard
BS IV
Stage V / Tier 4
Emission Standard
BS IV
Stage V / Tier 4
Max Torque
500 Nm
43.5 Nm
Max Torque
500 Nm
43.5 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
19300 kg
2039 kg
Operating Weight
19300 kg
2039 kg
Machine Weight
19300 kg
2039 kg
Machine Weight
19300 kg
2039 kg
Counter Weight
3650 kg
41 kg
Counter Weight
3650 kg
41 kg
Ground Pressure
60 kg
31.1 kg
Ground Pressure
60 kg
31.1 kg
Hydraulic System
Main Pump Type
Electro‑hydraulic main control valve system
Dual piston pump with gear pump
Main Pump Type
Electro‑hydraulic main control valve system
Dual piston pump with gear pump
Maximum Hydraulic Flow
315 L/min
41.30 L/min
Maximum Hydraulic Flow
315 L/min
41.30 L/min
Maximum System Pressure
350 bar
180 bar
Maximum System Pressure
350 bar
180 bar
Hydraulic Oil Capacity
218 litres
19 litres
Hydraulic Oil Capacity
218 litres
19 litres
Auxiliary Hydraulic Flow
120 L/min
30 L/min
Auxiliary Hydraulic Flow
120 L/min
30 L/min
Working Range
Max Digging Depth
5970 mm
2343 mm
Max Digging Depth
5970 mm
2343 mm
Max Vertical Wall Digging Depth
5360 mm
2,385 mm
Max Vertical Wall Digging Depth
5360 mm
2,385 mm
Max Reach at Ground Level
9150 mm
4,089 mm
Max Reach at Ground Level
9150 mm
4,089 mm
Max Dumping Height
6250 mm
2,608 mm
Max Dumping Height
6250 mm
2,608 mm
Max Cutting Height
9120 mm
2610 mm
Max Cutting Height
9120 mm
2610 mm
Boom Length
5.700 m
1.6 m
Boom Length
5.700 m
1.6 m
Arm Length
2250 mm
1200 mm
Arm Length
2250 mm
1200 mm
Bucket Breakout Force
135 kN
20.835 kN
Bucket Breakout Force
135 kN
20.835 kN
Arm Tear-out Force
119 kN
9.2 kN
Arm Tear-out Force
119 kN
9.2 kN
Capacities
Fuel Tank Capacity
370 litres
19 litres
Fuel Tank Capacity
370 litres
19 litres
Hydraulic Tank Capacity
218 litres
19 litres
Hydraulic Tank Capacity
218 litres
19 litres
Cooling System Capacity
25 litres
3.3 litres
Cooling System Capacity
25 litres
3.3 litres
Engine Oil Capacity
11 litres
3.3 litres
Engine Oil Capacity
11 litres
3.3 litres
Swing Drive Oil Capacity
6 litres
4 litres
Swing Drive Oil Capacity
6 litres
4 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
230 mm
Track Shoe Width
800 mm
230 mm
Track Gauge
2380 mm
1360 mm
Track Gauge
2380 mm
1360 mm
Track Length on Ground
3650 mm
1 258 mm
Track Length on Ground
3650 mm
1 258 mm
Ground Clearance
450 mm
450 mm
Ground Clearance
450 mm
450 mm
Tail Swing Radius
1676 mm
2755 mm
Tail Swing Radius
1676 mm
2755 mm
Undercarriage Type
Crawler — steel tracks
Crawler – Rubber Tracks
Undercarriage Type
Crawler — steel tracks
Crawler – Rubber Tracks
Steering & Brakes
Overall Length
9570 mm
3,708 mm
Overall Length
9570 mm
3,708 mm
Overall Width
2800 mm
1,360 mm
Overall Width
2800 mm
1,360 mm
Overall Height
3250 mm
2,297 mm
Overall Height
3250 mm
2,297 mm
Cab Height
3250 mm
2,297 mm
Cab Height
3250 mm
2,297 mm
Boom Height
3.300 m
4.089 m
Boom Height
3.300 m
4.089 m
Track Width
600 mm
230 mm
Track Width
600 mm
230 mm
Performances
Travel Speed
10 km/h
4.5 km/h
Travel Speed
10 km/h
4.5 km/h
Swing Speed
10 rpm
8.4 rpm
Swing Speed
10 rpm
8.4 rpm
Gradeability
27 %
30 %
Gradeability
27 %
30 %
Drawbar Pull
150 kN
19.3 kN
Drawbar Pull
150 kN
19.3 kN
Bucket And Attachments
Bucket Capacity
1 Cu.m
0.05 Cu.m
Bucket Capacity
1 Cu.m
0.05 Cu.m
Bucket Options
0.8
39
Bucket Options
0.8
39
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Auger, breaker, hydraulic clamp, flail mower, grade tools, etc.
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Auger, breaker, hydraulic clamp, flail mower, grade tools, etc.
Cabin And Controls
Cabin AC
Yes
No
Cabin AC
Yes
No
Display Type
8 LCD Touch Screen
Standard integrated machine display with diagnostics
Display Type
8 LCD Touch Screen
Standard integrated machine display with diagnostics
Joystick Controls
Yes
No
Joystick Controls
Yes
No
Seat Type
Suspension Seat
Basic suspension seat on canopy versions.
Seat Type
Suspension Seat
Basic suspension seat on canopy versions.
Noise Level
70 dB(A)
82 dB(A)
Noise Level
70 dB(A)
82 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
2X12 V
12 V
Battery
2X12 V
12 V
Alternator Output
100 A
80 A
Alternator Output
100 A
80 A
Lighting Type
LED
Halogen
Lighting Type
LED
Halogen
Additional Features
Auto Idle
Yes
Yes
Auto Idle
Yes
Yes
Eco Mode
Yes
No
Eco Mode
Yes
No
Telematics
No
No
Telematics
No
No
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
BOBCAT E20Z
Pros
- Excellent for tight & confined spaces
- Compact and maneuverable
- Strong digging performance for its class
