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- Hitachi EX1900 vs. Komatsu H655S
Hitachi EX1900 vs. Komatsu H655S
4 reasons to buy Hitachi EX1900:
Operation
| Rotation speed | 4.7 rev / min and 3.5 rev / min | 26 % more or 1.2 rev |
Loading bucket
| Maximum excavation depth | 5920 mm and 2700 mm | 54 % more or 3220 mm |
Carrier
| Maximum travel speed | 2.8 km/h and 2.1 km/h | 25 % more or 0.7 km/h |
| Bucket loader specific ground pressure | 178 kPa and 244.1 kPa | 27 % less or 66.1 kPa |
13 reasons to buy Komatsu H655S:
Sizes
| Clearance | 1144 mm and 795 mm | 31 % more or 349 mm |
| Caterpillar track length | 10500 mm and 7480 mm | 29 % more or 3020 mm |
| Upper structure clearance | 3530 mm and 1995 mm | 43 % more or 1535 mm |
Shovel
| Bucket initial volume | 33 m3 and 11 m3 | 67 % more or 22 m3 |
Operation
| Hydraulic system fluid volume | 8350 l. and 2200 l. | 74 % more or 6150 l. |
| Fuel Capacity | 11000 l. and 3085 l. | 72 % more or 7915 l. |
Motor
| Effective power | 2769.5 kW and 719.6 kW | 74 % more or 2049.9 kW |
| Displacement | 69 l. and 33.9 l. | 51 % more or 35.1 l. |
| Cylinders number | 16 and 12 | 25 % more or 4 |
Loading bucket
| Maximum unloading height | 14000 mm and 10440 mm | 25 % more or 3560 mm |
| Maximum digging radius | 16800 mm and 13430 mm | 20 % more or 3370 mm |
Carrier
| Bucket loader support width | 1500 mm and 800 mm | 47 % more or 700 mm |
| Loading shovel operational weight | 685000 kg and 185900 kg | 73 % more or 499100 kg |
Neutral reasons:
Sizes
| Height to cab upper part | 6820 mm and 9610 mm |
| Caterpillar track length on ground level | 5780 mm and 8000 mm |
| Rear platform swing radius | 6010 mm and 8155 mm |
| Width between caterpillar tracks | 5400 mm and 7800 mm |
Motor
| Manufacturer | Hitachi and Caterpillar |
| Model | S12A2-Y1TAA1 and 3516DE-TA x2 |
| Power measured at | 1800 rev / min and 1800 rev / min |
| Aspiration | Turbocharged engine with intermediate cooling of charging air by oncoming air flow and turbocharging |
Loading bucket
| Maximum cut height | 14610 mm and 20500 mm |
Images
Sizes
| 2. Width between caterpillar tracks | 5400 mm | 2. Width between caterpillar tracks | 7800 mm |
| 4. Caterpillar track length on ground level | 5780 mm | 4. Caterpillar track length on ground level | 8000 mm |
| 5. Clearance | 795 mm | 5. Clearance | 1144 mm |
| 7. Height to cab upper part | 6820 mm | 7. Height to cab upper part | 9610 mm |
| 8. Rear platform swing radius | 6010 mm | 8. Rear platform swing radius | 8155 mm |
Loading bucket
| 19. Maximum digging radius | 13430 mm | 19. Maximum digging radius | 16800 mm |
| 20. Maximum excavation depth | 5920 mm | 20. Maximum excavation depth | 2700 mm |
| 17. Maximum cut height | 14610 mm | 17. Maximum cut height | 20500 mm |
| 18. Maximum unloading height | 10440 mm | 18. Maximum unloading height | 14000 mm |
Carrier
| 14. Bucket loader support width | 800 mm | 14. Bucket loader support width | 1500 mm |