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CAT 321 VS BOBCAT E37 Comparison
CAT 321
₹ 54 L - 55 L
VS
BOBCAT E37
₹ 30 L - 32 L
CAT 321
₹54L
BOBCAT E37
₹30L
Compare excavators helps you make an informed purchase decision.
CAT 321
From ₹ 54 Lakh
BOBCAT E37
From ₹ 30 Lakh
Engine
Model
Cat® C3.6
Kubota D1803
Model
Cat® C3.6
Kubota D1803
Gross Power
100 kw
24.4 kw
Gross Power
100 kw
24.4 kw
Net Power
129 kw
160 kw
Net Power
129 kw
160 kw
Engine Power
136 HP
33.3 HP
Engine Power
136 HP
33.3 HP
Engine Displacement
3600 cc
1862 cc
Engine Displacement
3600 cc
1862 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
Tier 4
Emission Standard
BS IV
Tier 4
Max Torque
500 Nm
107 Nm
Max Torque
500 Nm
107 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
4300 kg
Counter Weight
3650 kg
4300 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
63.9 bar
Maximum System Pressure
350 bar
63.9 bar
Hydraulic Oil Capacity
218 litres
206 litres
Hydraulic Oil Capacity
218 litres
206 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
3117 mm
Max Digging Depth
5970 mm
3117 mm
Max Vertical Wall Digging Depth
5360 mm
6300 mm
Max Vertical Wall Digging Depth
5360 mm
6300 mm
Max Reach at Ground Level
9150 mm
4980 mm
Max Reach at Ground Level
9150 mm
4980 mm
Max Dumping Height
6250 mm
3417 mm
Max Dumping Height
6250 mm
3417 mm
Max Cutting Height
9120 mm
9800 mm
Max Cutting Height
9120 mm
9800 mm
Boom Length
5.700 m
5.600 m
Boom Length
5.700 m
5.600 m
Arm Length
2250 mm
2900 mm
Arm Length
2250 mm
2900 mm
Bucket Breakout Force
135 kN
33.4 kN
Bucket Breakout Force
135 kN
33.4 kN
Arm Tear-out Force
119 kN
118 kN
Arm Tear-out Force
119 kN
118 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
7 litres
Swing Drive Oil Capacity
6 litres
7 litres
Final Drive Gear Oil Capacity
6 litres
6 litres
Final Drive Gear Oil Capacity
6 litres
6 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
300 mm
Ground Clearance
450 mm
300 mm
Tail Swing Radius
1676 mm
2750 mm
Tail Swing Radius
1676 mm
2750 mm
Undercarriage Type
Crawler — steel tracks
Conventional crawler undercarriage with grease‑tensioned tracks (rubber or steel track options) — standard for compact excavators in this class
Undercarriage Type
Crawler — steel tracks
Conventional crawler undercarriage with grease‑tensioned tracks (rubber or steel track options) — standard for compact excavators in this class
Steering & Brakes
Overall Length
9570 mm
4761 mm
Overall Length
9570 mm
4761 mm
Overall Width
2800 mm
1550 mm
Overall Width
2800 mm
1550 mm
Overall Height
3250 mm
2468 mm
Overall Height
3250 mm
2468 mm
Cab Height
3250 mm
2468 mm
Cab Height
3250 mm
2468 mm
Boom Height
3.300 m
3.500 m
Boom Height
3.300 m
3.500 m
Track Width
600 mm
300 mm
Track Width
600 mm
300 mm
Performances
Travel Speed
10 km/h
2.6 km/h
Travel Speed
10 km/h
2.6 km/h
Swing Speed
10 rpm
8.6 rpm
Swing Speed
10 rpm
8.6 rpm
Gradeability
27 %
35 %
Gradeability
27 %
35 %
Drawbar Pull
150 kN
34.1 kN
Drawbar Pull
150 kN
34.1 kN
Bucket And Attachments
Bucket Capacity
1 Cu.m
0.11 Cu.m
Bucket Capacity
1 Cu.m
0.11 Cu.m
Bucket Options
0.8
0.8
Bucket Options
0.8
0.8
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
breaker
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
breaker
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
8 LCD Touch Screen
Digital monitoring integrated
Display Type
8 LCD Touch Screen
Digital monitoring integrated
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Suspension Seat
Suspension seat standard
Seat Type
Suspension Seat
Suspension seat standard
Noise Level
70 dB(A)
75 dB(A)
Noise Level
70 dB(A)
75 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
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
BOBCAT E37
Pros
- Strong performance and power
- Versatile for attachments
- Lower operating costs (typical of minis)
