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CAT 321 VS BOBCAT E37 XTRA HD Comparison
CAT 321
₹ 54 L - 55 L
VS
BOBCAT E37 XTRA HD
₹ 30 L - 32 L
CAT 321
₹54L
BOBCAT E37 XTRA HD
₹30L
Compare excavators helps you make an informed purchase decision.
CAT 321
From ₹ 54 Lakh
BOBCAT E37 XTRA HD
From ₹ 30 Lakh
Engine
Model
Cat® C3.6
Kubota D1803
Model
Cat® C3.6
Kubota D1803
Gross Power
100 kw
24.8 kw
Gross Power
100 kw
24.8 kw
Net Power
129 kw
24.8 kw
Net Power
129 kw
24.8 kw
Engine Power
136 HP
33.3 HP
Engine Power
136 HP
33.3 HP
Engine Displacement
3600 cc
1860 cc
Engine Displacement
3600 cc
1860 cc
Number Of Cylinders
4 Nos
3 Nos
Number Of Cylinders
4 Nos
3 Nos
Rated RPM
2000 rpm
2200 rpm
Rated RPM
2000 rpm
2200 rpm
Emission Standard
BS IV
BSIV
Emission Standard
BS IV
BSIV
Max Torque
500 Nm
107.4 Nm
Max Torque
500 Nm
107.4 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
19300 kg
3738 kg
Operating Weight
19300 kg
3738 kg
Machine Weight
19300 kg
3738 kg
Machine Weight
19300 kg
3738 kg
Counter Weight
3650 kg
712 kg
Counter Weight
3650 kg
712 kg
Ground Pressure
60 kg
34.65 kg
Ground Pressure
60 kg
34.65 kg
Hydraulic System
Main Pump Type
Electro‑hydraulic main control valve system
single outlet variable displacement piston pump with gear pumps
Main Pump Type
Electro‑hydraulic main control valve system
single outlet variable displacement piston pump with gear pumps
Maximum Hydraulic Flow
315 L/min
92.4 L/min
Maximum Hydraulic Flow
315 L/min
92.4 L/min
Maximum System Pressure
350 bar
206 bar
Maximum System Pressure
350 bar
206 bar
Hydraulic Oil Capacity
218 litres
8.3 litres
Hydraulic Oil Capacity
218 litres
8.3 litres
Auxiliary Hydraulic Flow
120 L/min
63.9 L/min
Auxiliary Hydraulic Flow
120 L/min
63.9 L/min
Working Range
Max Digging Depth
5970 mm
3417 mm
Max Digging Depth
5970 mm
3417 mm
Max Vertical Wall Digging Depth
5360 mm
6200 mm
Max Vertical Wall Digging Depth
5360 mm
6200 mm
Max Reach at Ground Level
9150 mm
4,985 mm
Max Reach at Ground Level
9150 mm
4,985 mm
Max Dumping Height
6250 mm
3,618 mm
Max Dumping Height
6250 mm
3,618 mm
Max Cutting Height
9120 mm
3,708 mm
Max Cutting Height
9120 mm
3,708 mm
Boom Length
5.700 m
5.700 m
Boom Length
5.700 m
5.700 m
Arm Length
2250 mm
2900 mm
Arm Length
2250 mm
2900 mm
Bucket Breakout Force
135 kN
33.43 kN
Bucket Breakout Force
135 kN
33.43 kN
Arm Tear-out Force
119 kN
18.01 kN
Arm Tear-out Force
119 kN
18.01 kN
Capacities
Fuel Tank Capacity
370 litres
52 litres
Fuel Tank Capacity
370 litres
52 litres
Hydraulic Tank Capacity
218 litres
8.3 litres
Hydraulic Tank Capacity
218 litres
8.3 litres
Cooling System Capacity
25 litres
8.0 litres
Cooling System Capacity
25 litres
8.0 litres
Engine Oil Capacity
11 litres
5.2 litres
Engine Oil Capacity
11 litres
5.2 litres
Swing Drive Oil Capacity
6 litres
8 litres
Swing Drive Oil Capacity
6 litres
8 litres
Final Drive Gear Oil Capacity
6 litres
7 litres
Final Drive Gear Oil Capacity
6 litres
7 litres
Under Carriage
Track Shoe Width
800 mm
300 mm
Track Shoe Width
800 mm
300 mm
Track Gauge
2380 mm
1400 mm
Track Gauge
2380 mm
1400 mm
Track Length on Ground
3650 mm
1,542 mm
Track Length on Ground
3650 mm
1,542 mm
Ground Clearance
450 mm
350 mm
Ground Clearance
450 mm
350 mm
Tail Swing Radius
1676 mm
2755 mm
Tail Swing Radius
1676 mm
2755 mm
Undercarriage Type
Crawler — steel tracks
Conventional crawler undercarriage with grease‑tensioned tracks (standard for this machine class)
Undercarriage Type
Crawler — steel tracks
Conventional crawler undercarriage with grease‑tensioned tracks (standard for this machine class)
Steering & Brakes
Overall Length
9570 mm
4,761 mm
Overall Length
9570 mm
4,761 mm
Overall Width
2800 mm
1,550 mm
Overall Width
2800 mm
1,550 mm
Overall Height
3250 mm
3057 mm
Overall Height
3250 mm
3057 mm
Cab Height
3250 mm
3100 mm
Cab Height
3250 mm
3100 mm
Boom Height
3.300 m
3.708 m
Boom Height
3.300 m
3.708 m
Track Width
600 mm
300 mm
Track Width
600 mm
300 mm
Performances
Travel Speed
10 km/h
4.7 km/h
Travel Speed
10 km/h
4.7 km/h
Swing Speed
10 rpm
8.6 rpm
Swing Speed
10 rpm
8.6 rpm
Gradeability
27 %
75 %
Gradeability
27 %
75 %
Drawbar Pull
150 kN
34.132 kN
Drawbar Pull
150 kN
34.132 kN
Bucket And Attachments
Bucket Capacity
1 Cu.m
0.1 Cu.m
Bucket Capacity
1 Cu.m
0.1 Cu.m
Bucket Options
0.8
12″/24″
Bucket Options
0.8
12″/24″
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Breaker, auger, flail mower, grapple, quick‑coupler ready
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Breaker, auger, flail mower, grapple, quick‑coupler ready
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
8 LCD Touch Screen
Engine/hydraulic monitor
Display Type
8 LCD Touch Screen
Engine/hydraulic monitor
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
12 V
Battery
2X12 V
12 V
Alternator Output
100 A
80 A
Alternator Output
100 A
80 A
Lighting Type
LED
Other
Lighting Type
LED
Other
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 E37 XTRA HD
Pros
- Strong Engine & Digging Performance
- Operator Comfort & Stability
- Warranty Support
