Compare Excavators. Choose Smarter.
HYUNDAI R30Z-9AK VS Sona RDT-17 Comparison
HYUNDAI R30Z-9AK
₹ 28 L - 35 L
VS
Sona RDT-17
₹ 14 L - 16 L
HYUNDAI R30Z-9AK
₹28L
Sona RDT-17
₹14L
Compare excavators helps you make an informed purchase decision.
HYUNDAI R30Z-9AK
From ₹ 28 Lakh
Sona RDT-17
From ₹ 14 Lakh
Engine
Model
Kubota D1305
YANMAR 3‑TVN‑70
Model
Kubota D1305
YANMAR 3‑TVN‑70
Gross Power
17.3 kw
10 kw
Gross Power
17.3 kw
10 kw
Net Power
16.5 kw
10 kw
Net Power
16.5 kw
10 kw
Engine Power
23.2 HP
13 HP
Engine Power
23.2 HP
13 HP
Engine Displacement
1261 cc
850 cc
Engine Displacement
1261 cc
850 cc
Number Of Cylinders
3 Nos
3 Nos
Number Of Cylinders
3 Nos
3 Nos
Rated RPM
2200 rpm
2200 rpm
Rated RPM
2200 rpm
2200 rpm
Emission Standard
BS V
BS III
Emission Standard
BS V
BS III
Max Torque
92 Nm
45 Nm
Max Torque
92 Nm
45 Nm
Fuel Type
Diesel
Diesel
Fuel Type
Diesel
Diesel
Operating Weight
Operating Weight
2895 kg
1700 kg
Operating Weight
2895 kg
1700 kg
Machine Weight
2800 kg
1700 kg
Machine Weight
2800 kg
1700 kg
Counter Weight
430 kg
120 kg
Counter Weight
430 kg
120 kg
Ground Pressure
32 kg
28 kg
Ground Pressure
32 kg
28 kg
Hydraulic System
Main Pump Type
Variable displacement axial piston pump
Gear/axial piston pump
Main Pump Type
Variable displacement axial piston pump
Gear/axial piston pump
Maximum Hydraulic Flow
57.6 L/min
40 L/min
Maximum Hydraulic Flow
57.6 L/min
40 L/min
Maximum System Pressure
230 bar
210 bar
Maximum System Pressure
230 bar
210 bar
Hydraulic Oil Capacity
48 litres
20 litres
Hydraulic Oil Capacity
48 litres
20 litres
Auxiliary Hydraulic Flow
40 L/min
30 L/min
Auxiliary Hydraulic Flow
40 L/min
30 L/min
Working Range
Max Digging Depth
2720 mm
1800 mm
Max Digging Depth
2720 mm
1800 mm
Max Vertical Wall Digging Depth
2130 mm
1320 mm
Max Vertical Wall Digging Depth
2130 mm
1320 mm
Max Reach at Ground Level
4650 mm
2300 mm
Max Reach at Ground Level
4650 mm
2300 mm
Max Dumping Height
2750 mm
2700 mm
Max Dumping Height
2750 mm
2700 mm
Max Cutting Height
4300 mm
2700 mm
Max Cutting Height
4300 mm
2700 mm
Boom Length
2.030 m
1.700 m
Boom Length
2.030 m
1.700 m
Arm Length
1300 mm
850 mm
Arm Length
1300 mm
850 mm
Bucket Breakout Force
24.7 kN
12 kN
Bucket Breakout Force
24.7 kN
12 kN
Arm Tear-out Force
15.6 kN
8 kN
Arm Tear-out Force
15.6 kN
8 kN
Capacities
Fuel Tank Capacity
40 litres
18 litres
Fuel Tank Capacity
40 litres
18 litres
Hydraulic Tank Capacity
28 litres
30 litres
Hydraulic Tank Capacity
28 litres
30 litres
Cooling System Capacity
6.5 litres
5 litres
Cooling System Capacity
6.5 litres
5 litres
Engine Oil Capacity
5.1 litres
4 litres
Engine Oil Capacity
5.1 litres
4 litres
Swing Drive Oil Capacity
0.8 litres
1 litres
Swing Drive Oil Capacity
0.8 litres
1 litres
Final Drive Gear Oil Capacity
0.7 litres
1 litres
Final Drive Gear Oil Capacity
0.7 litres
1 litres
Under Carriage
Track Shoe Width
300 mm
180 mm
Track Shoe Width
300 mm
180 mm
Track Gauge
1250 mm
1000 mm
Track Gauge
1250 mm
1000 mm
Track Length on Ground
1550 mm
1250 mm
Track Length on Ground
1550 mm
1250 mm
Ground Clearance
290 mm
400 mm
Ground Clearance
290 mm
400 mm
Tail Swing Radius
775 mm
1200 mm
Tail Swing Radius
775 mm
1200 mm
Undercarriage Type
X‑leg center frame with pentagonal box‑type track frames
Tracked crawler undercarriage (steel track shoes)
Undercarriage Type
X‑leg center frame with pentagonal box‑type track frames
Tracked crawler undercarriage (steel track shoes)
Steering & Brakes
Overall Length
4290 mm
2550 mm
Overall Length
4290 mm
2550 mm
Overall Width
1550 mm
1100 mm
Overall Width
1550 mm
1100 mm
Overall Height
2470 mm
2200 mm
Overall Height
2470 mm
2200 mm
Cab Height
2350 mm
2000 mm
Cab Height
2350 mm
2000 mm
Boom Height
2.470 m
1.500 m
Boom Height
2.470 m
1.500 m
Track Width
300 mm
180 mm
Track Width
300 mm
180 mm
Performances
Travel Speed
4.2 km/h
4 km/h
Travel Speed
4.2 km/h
4 km/h
Swing Speed
9.1 rpm
10 rpm
Swing Speed
9.1 rpm
10 rpm
Gradeability
58 %
35 %
Gradeability
58 %
35 %
Drawbar Pull
28.4 kN
10 kN
Drawbar Pull
28.4 kN
10 kN
Bucket And Attachments
Bucket Capacity
0.08 Cu.m
0.03 Cu.m
Bucket Capacity
0.08 Cu.m
0.03 Cu.m
Bucket Options
0.07 - 0.08
0.03 - 0.04
Bucket Options
0.07 - 0.08
0.03 - 0.04
Attachment Compatibility
Breaker, Auger, Grapple
Auger, breaker
Attachment Compatibility
Breaker, Auger, Grapple
Auger, breaker
Cabin And Controls
Cabin AC
No
No
Cabin AC
No
No
Display Type
Analog + LCD indicators
Analog / Basic
Display Type
Analog + LCD indicators
Analog / Basic
Joystick Controls
Yes
Yes
Joystick Controls
Yes
Yes
Seat Type
Adjustable suspension seat
Mechanical / Vinyl
Seat Type
Adjustable suspension seat
Mechanical / Vinyl
Noise Level
74 dB(A)
90 dB(A)
Noise Level
74 dB(A)
90 dB(A)
Safety Features
-
-
Safety Features
-
-
Electrical System
Battery
12 V
12 V
Battery
12 V
12 V
Alternator Output
40 A
45 A
Alternator Output
40 A
45 A
Lighting Type
Halogen
Halogen
Lighting Type
Halogen
Halogen
Additional Features
Auto Idle
Yes
No
Auto Idle
Yes
No
Eco Mode
Yes
No
Eco Mode
Yes
No
Telematics
Yes
No
Telematics
Yes
No
Diagnostic System
Yes
Yes
Diagnostic System
Yes
Yes
HYUNDAI R30Z-9AK
Pros
- Compact size & zero tail swing – ideal for tight urban/landscape sites.
- Stable operating weight (~2.9 t) gives good balance and traction for a 3-ton class machine.
- Hydraulic system with cross-sensing & fuel-saving pumps offers smooth control and efficiency.
Sona RDT-17
Pros
- At ~1.7 t operating weight, easy to transport and use in tight areas.
- Reliable engine brand commonly used in mini excavators.
- 1.8 m digging depth and ~2.7 m height are reasonable for 1.7 t machines
