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CAT 320D3 VS KUBOTA U17-3 Comparison
CAT 320D3
₹ 25 L - 28 L
VS
KUBOTA U17-3
₹ 22 L - 24 L
CAT 320D3
₹25L
KUBOTA U17-3
₹22L
Compare excavators helps you make an informed purchase decision.
CAT 320D3
From ₹ 25 Lakh
KUBOTA U17-3
From ₹ 22 Lakh
Engine
Model
Cat ALUW06DTI
Kubota D902
Model
Cat ALUW06DTI
Kubota D902
Gross Power
100 kw
12.7 kw
Gross Power
100 kw
12.7 kw
Net Power
85 kw
11.3 kw
Net Power
85 kw
11.3 kw
Engine Power
134 HP
17.0 HP
Engine Power
134 HP
17.0 HP
Engine Displacement
5760 cc
898 cc
Engine Displacement
5760 cc
898 cc
Number Of Cylinders
6 Nos
3 Nos
Number Of Cylinders
6 Nos
3 Nos
Rated RPM
1700 rpm
2300 rpm
Rated RPM
1700 rpm
2300 rpm
Emission Standard
BS IV
BSIV
Emission Standard
BS IV
BSIV
Max Torque
620 Nm
880 Nm
Max Torque
620 Nm
880 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
45860 kg
1800 kg
Operating Weight
45860 kg
1800 kg
Machine Weight
42478 kg
1700 kg
Machine Weight
42478 kg
1700 kg
Counter Weight
10211 kg
4200 kg
Counter Weight
10211 kg
4200 kg
Ground Pressure
44 kg
37 kg
Ground Pressure
44 kg
37 kg
Hydraulic System
Main Pump Type
Variable displacement axial piston pumps
2 × variable displacement + 1 × gear pump
Main Pump Type
Variable displacement axial piston pumps
2 × variable displacement + 1 × gear pump
Maximum Hydraulic Flow
420 L/min
45.0 L/min
Maximum Hydraulic Flow
420 L/min
45.0 L/min
Maximum System Pressure
350 bar
186 bar
Maximum System Pressure
350 bar
186 bar
Hydraulic Oil Capacity
234 litres
23 litres
Hydraulic Oil Capacity
234 litres
23 litres
Auxiliary Hydraulic Flow
150 L/min
27.7 L/min
Auxiliary Hydraulic Flow
150 L/min
27.7 L/min
Working Range
Max Digging Depth
6300 mm
2310 mm
Max Digging Depth
6300 mm
2310 mm
Max Vertical Wall Digging Depth
5720 mm
1910 mm
Max Vertical Wall Digging Depth
5720 mm
1910 mm
Max Reach at Ground Level
9470 mm
3970 mm
Max Reach at Ground Level
9470 mm
3970 mm
Max Dumping Height
6710 mm
2440 mm
Max Dumping Height
6710 mm
2440 mm
Max Cutting Height
9250 mm
3640 mm
Max Cutting Height
9250 mm
3640 mm
Boom Length
5.700 m
5.700 m
Boom Length
5.700 m
5.700 m
Arm Length
2500 mm
2900 mm
Arm Length
2500 mm
2900 mm
Bucket Breakout Force
143 kN
15.2 kN
Bucket Breakout Force
143 kN
15.2 kN
Arm Tear-out Force
99 kN
8.5 kN
Arm Tear-out Force
99 kN
8.5 kN
Capacities
Fuel Tank Capacity
410 litres
19 litres
Fuel Tank Capacity
410 litres
19 litres
Hydraulic Tank Capacity
115 litres
13 litres
Hydraulic Tank Capacity
115 litres
13 litres
Cooling System Capacity
40 litres
2.4 litres
Cooling System Capacity
40 litres
2.4 litres
Engine Oil Capacity
25 litres
3.6 litres
Engine Oil Capacity
25 litres
3.6 litres
Swing Drive Oil Capacity
5 litres
8 litres
Swing Drive Oil Capacity
5 litres
8 litres
Final Drive Gear Oil Capacity
16 litres
0.25 litres
Final Drive Gear Oil Capacity
16 litres
0.25 litres
Under Carriage
Track Shoe Width
600 mm
230 mm
Track Shoe Width
600 mm
230 mm
Track Gauge
2200 mm
760 mm
Track Gauge
2200 mm
760 mm
Track Length on Ground
4,080 mm
1585 mm
Track Length on Ground
4,080 mm
1585 mm
Ground Clearance
450 mm
150 mm
Ground Clearance
450 mm
150 mm
Tail Swing Radius
2750 mm
620 mm
Tail Swing Radius
2750 mm
620 mm
Undercarriage Type
Grease-lubricated track links with segmented & center guiding guards (standard Cat undercarriage)
Tracked crawler undercarriage (rubber tracks, double‑flanged rollers)
Undercarriage Type
Grease-lubricated track links with segmented & center guiding guards (standard Cat undercarriage)
Tracked crawler undercarriage (rubber tracks, double‑flanged rollers)
Steering & Brakes
Overall Length
9530 mm
3545 mm
Overall Length
9530 mm
3545 mm
Overall Width
2800 mm
1240 mm
Overall Width
2800 mm
1240 mm
Overall Height
3050 mm
2340 mm
Overall Height
3050 mm
2340 mm
Cab Height
3050 mm
2340 mm
Cab Height
3050 mm
2340 mm
Boom Height
3.200 m
2.340 m
Boom Height
3.200 m
2.340 m
Track Width
600 mm
230 mm
Track Width
600 mm
230 mm
Performances
Travel Speed
5.5 km/h
4.1 km/h
Travel Speed
5.5 km/h
4.1 km/h
Swing Speed
11.5 rpm
9.1 rpm
Swing Speed
11.5 rpm
9.1 rpm
Gradeability
70 %
30 %
Gradeability
70 %
30 %
Drawbar Pull
205 kN
21.6 kN
Drawbar Pull
205 kN
21.6 kN
Bucket And Attachments
Bucket Capacity
0.92 Cu.m
0.04 Cu.m
Bucket Capacity
0.92 Cu.m
0.04 Cu.m
Bucket Options
0.9 – 1.2
Various mini buckets / GP / trenching buckets (market dependent)
Bucket Options
0.9 – 1.2
Various mini buckets / GP / trenching buckets (market dependent)
Attachment Compatibility
GP, HD, Rock Breaker, Auger, Thumb, Grapple, Ripper
Standard mini excavator attachments; auxiliary hydraulics for tools
Attachment Compatibility
GP, HD, Rock Breaker, Auger, Thumb, Grapple, Ripper
Standard mini excavator attachments; auxiliary hydraulics for tools
Cabin And Controls
Cabin AC
Yes
Yes
Cabin AC
Yes
Yes
Display Type
LCD Monitor
LCD instrument panel (basic)
Display Type
LCD Monitor
LCD instrument panel (basic)
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Adjustable suspension seat
High‑back suspension seat
Seat Type
Adjustable suspension seat
High‑back suspension seat
Noise Level
72 dB(A)
73 dB(A)
Noise Level
72 dB(A)
73 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
2x12 V
12 V
Battery
2x12 V
12 V
Alternator Output
80 A
40 A
Alternator Output
80 A
40 A
Lighting Type
Halogen
LED
Lighting Type
Halogen
LED
Additional Features
Auto Idle
Yes
Yes
Auto Idle
Yes
Yes
Eco Mode
Yes
Yes
Eco Mode
Yes
Yes
Telematics
Yes
Yes
Telematics
Yes
Yes
Diagnostic System
Yes
Yes
Diagnostic System
Yes
Yes
CAT 320D3
Pros
- Strong engine performance for a 20-ton class excavator: 134 HP gross (100 kW), ~114 HP net. Great for heavy digging and lifting tasks.
- Typically well-insulated, ergonomically arranged operator cab with adjustable suspension seat, good visibility, and modern controls.
- Selectable power modes (Power, Smart, Eco) improve fuel efficiency depending on task.
KUBOTA U17-3
Pros
- Compact & Manoeuvrable
- Fuel‑Efficient Operation
- Affordable & Budget‑Friendly
