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SANY SY33C Pro VS CAT 320D Comparison

SANY SY33C Pro

SANY SY33C Pro

₹ 24 L - 26 L

CAT 320D

CAT 320D

₹ 22 L - 23.99 L

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SANY SY33C Pro

SANY SY33C Pro

24L

CAT 320D

CAT 320D

22L

Engine

Model
Yanmar or Perkins
CAT 3066TA
Gross Power
20 kw
112.8 kw
Net Power
18 kw
104 kw
Engine Power
25 HP
140 HP
Engine Displacement
1800 cc
6370 cc
Number Of Cylinders
3 Nos
6 Nos
Rated RPM
2200 rpm
1800 rpm
Emission Standard
BS IV
BS IV
Max Torque
100 Nm
650 Nm
Fuel Type
Diesel
Diesel

Operating Weight

Operating Weight
3542 kg
20330 kg
Machine Weight
3542 kg
20300 kg
Counter Weight
250 kg
4200 kg
Ground Pressure
30 kg
55 kg

Hydraulic System

Main Pump Type
Load‑sensing / Variable Displacement
Variable displacement axial piston
Maximum Hydraulic Flow
70 L/min
205 L/min
Maximum System Pressure
220 bar
350 bar
Hydraulic Oil Capacity
80 litres
260 litres
Auxiliary Hydraulic Flow
40 L/min
60 L/min

Working Range

Max Digging Depth
3000 mm
6720 mm
Max Vertical Wall Digging Depth
2800 mm
6980 mm
Max Reach at Ground Level
5000 mm
10790 mm
Max Dumping Height
3500 mm
6940 mm
Max Cutting Height
4100 mm
9960 mm
Boom Length
2.400 m
5.700 m
Arm Length
1400 mm
2.5 mm
Bucket Breakout Force
20 kN
135 kN
Arm Tear-out Force
15 kN
118 kN

Capacities

Fuel Tank Capacity
55 litres
410 litres
Hydraulic Tank Capacity
50 litres
120 litres
Cooling System Capacity
8 litres
25 litres
Engine Oil Capacity
8 litres
30 litres
Swing Drive Oil Capacity
3 litres
8 litres
Final Drive Gear Oil Capacity
2 litres
6 litres

Under Carriage

Track Shoe Width
300 mm
600 mm
Track Gauge
1450 mm
2200 mm
Track Length on Ground
2000 mm
3265  mm
Ground Clearance
320 mm
450 mm
Tail Swing Radius
1100 mm
2750 mm
Undercarriage Type
Crawler – Rubber Tracks
Crawler – Steel Tracks

Steering & Brakes

Overall Length
5500 mm
9450 mm
Overall Width
1800 mm
2800 mm
Overall Height
2500 mm
3050 mm
Cab Height
2400 mm
2950 mm
Boom Height
2.600 m
3.050 m
Track Width
400 mm
600 mm

Performances

Travel Speed
5 km/h
5.6 km/h
Swing Speed
9 rpm
10.5 rpm
Gradeability
30 %
30 %
Drawbar Pull
20 kN
205 kN

Bucket And Attachments

Bucket Capacity
0.1 Cu.m
1 Cu.m
Bucket Options
0.1
0.57–1.56
Attachment Compatibility
Auger, breaker, tilt bucket
Standard Cat thumb, breaker, auger, tilt‑rotator kits

Cabin And Controls

Cabin AC
No
Yes
Display Type
Basic LCD/analogue
LCD monitor on newer versions
Joystick Controls
Yes
Yes
Seat Type
Adjustable suspension seat
Air suspension available
Noise Level
85 dB(A)
75 dB(A)
Safety Features
-
-

Electrical System

Battery
12 V
24 V
Alternator Output
40 A
70 A
Lighting Type
Halogen
Halogen

Additional Features

Auto Idle
Yes
Yes
Eco Mode
Yes
Yes
Telematics
No
Yes
Diagnostic System
Yes
Yes

SANY SY33C Pro

like

Pros

  • Small footprint makes it easy to use in tight/urban job sites.
  • Smaller engine & efficient hydraulics = lower fuel burn than larger excavators.
  • Positioned as an economical machine in its class

CAT 320D

like

Pros

  • Proven Cat C6.4 ACERT engine with solid torque and power for mid‑size excavator tasks (earthmoving, trenching, loading).
  • 5.7 m boom and ~9+ m digging height help in both shallow and medium depth work.
  • Caterpillar’s dealer network is extensive — spare parts availability is usually strong globally.