- Home/
- Comparison/
- Wheeled Excavator/
- Komatsu PW75R-2 vs. Hyundai R55W-7
Komatsu PW75R-2 vs. Hyundai R55W-7
10 reasons to buy Komatsu PW75R-2:
Swing device
| Rotation speed | 10.2 rev / min and 9.9 rev / min | 3 % more or 0.3 rev |
Sizes
| Clearance | 340 mm and 290 mm | 15 % more or 50 mm |
| Upper structure clearance | 1040 mm and 986 mm | 5 % more or 54 mm |
Operation
| Generator current strength | 60 amperes and 55 amperes | 8 % more or 5 amperes |
| Hydraulic system overflow valve pressure | 26500 kPa and 21580.6 kPa | 19 % more or 4919.4 kPa |
Motor
| Effective power | 50.7 kW and 41 kW | 19 % more or 9.7 kW |
| Displacement | 3.3 l. and 3 l. | 9 % more or 0.3 l. |
| Torque measured at | 1500 rev / min and 1440 rev / min | 4 % more or 60 rev |
| Effective torque | 235 Nm and 202 Nm | 14 % more or 33 Nm |
Gear box
| Maximum travel speed | 30 km/h and 27 km/h | 10 % more or 3 km/h |
2 reasons to buy Hyundai R55W-7:
Operation
| Hydraulic pump flow rate | 120 l/min and 167 l/min | 28 % less or 47 l/min |
Motor
| Power measured at | 2400 rev / min and 2300 rev / min | 4 % more or 100 rev |
Neutral reasons:
Sizes
| Overall width | 2155 mm and 1925 mm |
| Height to cab upper part | 2960 mm and 2850 mm |
| Wheelbase | 2060 mm and 2100 mm |
| Rear platform swing radius | 1500 mm and 1650 mm |
Operation
| Operating voltage | 12 V and 12 V |
| Type of hydraulic pump | axial piston pumps with variable displacement and two variable displacement piston pumps |
| Working weight | 8500 kg and 5450 kg |
| Tyre size | 7.50-20 and 12.0x16.5-12PR |
Motor
| Manufacturer | Komatsu and Yanmar |
| Model | 4D98E-1FB and 4TNV94L |
| Cylinders number | 4 and 4 |
Gear box
| Transmission type | hydrostatic and 4-wheel hydrostatic drive, mesh, transmission with helical gearing |
| Forward gears number | 2 and 2 |
| Reverse gears number | 2 and 2 |
Images
Sizes
| 2. Overall width | 2155 mm | 2. Overall width | 1925 mm |
| 4. Wheelbase | 2060 mm | 4. Wheelbase | 2100 mm |
| 5. Clearance | 340 mm | 5. Clearance | 290 mm |
| 7. Height to cab upper part | 2960 mm | 7. Height to cab upper part | 2850 mm |
| 8. Rear platform swing radius | 1500 mm | 8. Rear platform swing radius | 1650 mm |
| 14. Upper structure clearance | 1040 mm | 14. Upper structure clearance | 986 mm |