- Home/
- Comparison/
- Medium-Sized Excavator/
- Komatsu PC45MR-3 vs. Hitachi ZX50U-3
Komatsu PC45MR-3 vs. Hitachi ZX50U-3
7 reasons to buy Komatsu PC45MR-3:
Sizes
| Clearance | 360 mm and 340 mm | 6 % more or 20 mm |
Operation
| Cooling system fluid volume | 8.5 l. and 6.5 l. | 24 % more or 2.0 l. |
Motor
| Effective power | 28.5 kW and 28.4 kW | 0 % more or 0.1 kW |
Carrier
| Specific ground pressure | 24.8 kPa and 28 kPa | 11 % less or 3.2 kPa |
| Maximum travel speed | 4.6 km/h and 4.3 km/h | 7 % more or 0.3 km/h |
Booms/sections features 1
| Maximum excavation depth | 3670 mm and 3550 mm | 3 % more or 120 mm |
| Maximum loading height | 4060 mm and 3960 mm | 2 % more or 100 mm |
8 reasons to buy Hitachi ZX50U-3:
Sizes
| Width to outside of caterpillar track | 2000 mm and 1960 mm | 2 % more or 40 mm |
| Counterweight ground clearance | 610 mm and 608 mm | 0 % more or 2 mm |
Operation
| Fuel Capacity | 70 l. and 65 l. | 7 % more or 5 l. |
| Hydraulic system fluid volume | 50 l. and 20 l. | 60 % more or 30 l. |
| Engine oil volume | 8.6 l. and 7.5 l. | 13 % more or 1.1 l. |
| Generator current strength | 55 amperes and 40 amperes | 27 % more or 15 amperes |
| Hydraulic pump flow rate | 124.9 l/min and 140.8 l/min | 11 % less or 15.9 l/min |
Booms/sections features 1
| Maximum radius along ground level | 5900 mm and 5885 mm | 0 % more or 15 mm |
Neutral reasons:
Swing device
| Rotation speed | 9 rev / min and 9 rev / min |
Sizes
| Height to cab upper part | 2550 mm and 2550 mm |
| Rear platform swing radius | 1060 mm and 1000 mm |
| Caterpillar track length on ground level | 2000 mm and 1990 mm |
Operation
| Working weight | 4795 kg and 5063.9 kg |
Motor
| Manufacturer | Komatsu and Yanmar |
| Model | 4D88E-6 and 4TNV88 |
| Power measured at | 2400 rev / min and 2400 rev / min |
| Displacement | 2.2 l. and 2.2 l. |
Carrier
| Shoe dimensions | 400 mm and 406 mm |
Booms/sections features 1
| Maximum cut height | 5730 mm and 5630 mm |
| Unit load-transfer height | 2550 mm and 2550 mm |
| Unit load-transfer length | 5330 mm and 5460 mm |
Images
Sizes
| 2. Width to outside of caterpillar track | 1960 mm | 2. Width to outside of caterpillar track | 2000 mm |
| 4. Caterpillar track length on ground level | 2000 mm | 4. Caterpillar track length on ground level | 1990 mm |
| 5. Clearance | 360 mm | 5. Clearance | 340 mm |
| 7. Height to cab upper part | 2550 mm | 7. Height to cab upper part | 2550 mm |
| 8. Rear platform swing radius | 1060 mm | 8. Rear platform swing radius | 1000 mm |
| 15. Counterweight ground clearance | 608 mm | 15. Counterweight ground clearance | 610 mm |
Carrier
| 14. Shoe dimensions | 400 mm | 14. Shoe dimensions | 406 mm |
Booms/sections features 1
| 11. Maximum radius along ground level | 5885 mm | 11. Maximum radius along ground level | 6200 mm |
| 13. Maximum excavation depth | 3670 mm | 13. Maximum excavation depth | 3860 mm |
| 1. Unit load-transfer length | 5330 mm | 1. Unit load-transfer length | 5460 mm |
| 3. Unit load-transfer height | 2550 mm | 3. Unit load-transfer height | 2550 mm |
| 9. Maximum cut height | 5730 mm | 9. Maximum cut height | 5630 mm |
| 10. Maximum loading height | 4060 mm | 10. Maximum loading height | 3960 mm |