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CAT 321 VS CAT 336E Comparison
CAT 321
₹ 54 L - 55 L
VS
CAT 336E
₹ 59 L - 61 L
CAT 321
₹54L
CAT 336E
₹59L
Compare excavators helps you make an informed purchase decision.
CAT 321
From ₹ 54 Lakh
CAT 336E
From ₹ 59 Lakh
Engine
Model
Cat® C3.6
C9.3 (ATAAC)
Model
Cat® C3.6
C9.3 (ATAAC)
Gross Power
100 kw
241 kw
Gross Power
100 kw
241 kw
Net Power
129 kw
236 kw
Net Power
129 kw
236 kw
Engine Power
136 HP
232 HP
Engine Power
136 HP
232 HP
Engine Displacement
3600 cc
9307 cc
Engine Displacement
3600 cc
9307 cc
Number Of Cylinders
4 Nos
6 Nos
Number Of Cylinders
4 Nos
6 Nos
Rated RPM
2000 rpm
1800 rpm
Rated RPM
2000 rpm
1800 rpm
Emission Standard
BS IV
Tier 3
Emission Standard
BS IV
Tier 3
Max Torque
500 Nm
880 Nm
Max Torque
500 Nm
880 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
19300 kg
37300 kg
Operating Weight
19300 kg
37300 kg
Machine Weight
19300 kg
38 700 kg
Machine Weight
19300 kg
38 700 kg
Counter Weight
3650 kg
7000 kg
Counter Weight
3650 kg
7000 kg
Ground Pressure
60 kg
50 kg
Ground Pressure
60 kg
50 kg
Hydraulic System
Main Pump Type
Electro‑hydraulic main control valve system
variable axial position
Main Pump Type
Electro‑hydraulic main control valve system
variable axial position
Maximum Hydraulic Flow
315 L/min
578 L/min
Maximum Hydraulic Flow
315 L/min
578 L/min
Maximum System Pressure
350 bar
350 bar
Maximum System Pressure
350 bar
350 bar
Hydraulic Oil Capacity
218 litres
380 litres
Hydraulic Oil Capacity
218 litres
380 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
7490 mm
Max Digging Depth
5970 mm
7490 mm
Max Vertical Wall Digging Depth
5360 mm
6500 mm
Max Vertical Wall Digging Depth
5360 mm
6500 mm
Max Reach at Ground Level
9150 mm
11760 mm
Max Reach at Ground Level
9150 mm
11760 mm
Max Dumping Height
6250 mm
10320 mm
Max Dumping Height
6250 mm
10320 mm
Max Cutting Height
9120 mm
10750 mm
Max Cutting Height
9120 mm
10750 mm
Boom Length
5.700 m
6.500 m
Boom Length
5.700 m
6.500 m
Arm Length
2250 mm
3200 mm
Arm Length
2250 mm
3200 mm
Bucket Breakout Force
135 kN
200 kN
Bucket Breakout Force
135 kN
200 kN
Arm Tear-out Force
119 kN
140 kN
Arm Tear-out Force
119 kN
140 kN
Capacities
Fuel Tank Capacity
370 litres
620 litres
Fuel Tank Capacity
370 litres
620 litres
Hydraulic Tank Capacity
218 litres
175 litres
Hydraulic Tank Capacity
218 litres
175 litres
Cooling System Capacity
25 litres
56 litres
Cooling System Capacity
25 litres
56 litres
Engine Oil Capacity
11 litres
30 litres
Engine Oil Capacity
11 litres
30 litres
Swing Drive Oil Capacity
6 litres
19 litres
Swing Drive Oil Capacity
6 litres
19 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
800 mm
Track Shoe Width
800 mm
800 mm
Track Gauge
2380 mm
2590 mm
Track Gauge
2380 mm
2590 mm
Track Length on Ground
3650 mm
4040 mm
Track Length on Ground
3650 mm
4040 mm
Ground Clearance
450 mm
510 mm
Ground Clearance
450 mm
510 mm
Tail Swing Radius
1676 mm
3490 mm
Tail Swing Radius
1676 mm
3490 mm
Undercarriage Type
Crawler — steel tracks
Tracked undercarriage with steel track shoes and standard Cat greased/adjustable tension system – heavy crawler design for large excavators.
Undercarriage Type
Crawler — steel tracks
Tracked undercarriage with steel track shoes and standard Cat greased/adjustable tension system – heavy crawler design for large excavators.
Steering & Brakes
Overall Length
9570 mm
11 180 mm
Overall Length
9570 mm
11 180 mm
Overall Width
2800 mm
3440 mm
Overall Width
2800 mm
3440 mm
Overall Height
3250 mm
3150 mm
Overall Height
3250 mm
3150 mm
Cab Height
3250 mm
3150 mm
Cab Height
3250 mm
3150 mm
Boom Height
3.300 m
3.150 m
Boom Height
3.300 m
3.150 m
Track Width
600 mm
2800 mm
Track Width
600 mm
2800 mm
Performances
Travel Speed
10 km/h
5.0 km/h
Travel Speed
10 km/h
5.0 km/h
Swing Speed
10 rpm
9 rpm
Swing Speed
10 rpm
9 rpm
Gradeability
27 %
35 %
Gradeability
27 %
35 %
Drawbar Pull
150 kN
300 kN
Drawbar Pull
150 kN
300 kN
Bucket And Attachments
Bucket Capacity
1 Cu.m
2.28 Cu.m
Bucket Capacity
1 Cu.m
2.28 Cu.m
Bucket Options
0.8
GP, Heavy-Duty, Rock buckets
Bucket Options
0.8
GP, Heavy-Duty, Rock buckets
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Hammer, Ripper, Grapple, Tilt-rotator
Attachment Compatibility
Breaker, Auger, Grapple (with auxiliary hydraulics)
Hammer, Ripper, Grapple, Tilt-rotator
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
8 LCD Touch Screen
Monitor with machine info
Display Type
8 LCD Touch Screen
Monitor with machine info
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Suspension Seat
Adjustable suspension
Seat Type
Suspension Seat
Adjustable suspension
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
24 V
Battery
2X12 V
24 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
CAT 336E
Pros
- Strong Performance & Productivity
- Serviceability & Reliability
- Operator Comfort
