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- Komatsu PC20MRX-1 vs. Hitachi EX45-2
Komatsu PC20MRX-1 vs. Hitachi EX45-2
2 reasons to buy Komatsu PC20MRX-1:
Operation
Hydraulic pump flow rate | 59.8 l/min and 88.2 l/min | 32 % less or 28.4 l/min |
Carrier
Maximum travel speed | 4.8 km/h and 4.5 km/h | 6 % more or 0.3 km/h |
13 reasons to buy Hitachi EX45-2:
Swing device
Rotation speed | 10 rev / min and 9.3 rev / min | 7 % more or 0.7 rev |
Sizes
Width to outside of caterpillar track | 1850 mm and 1450 mm | 22 % more or 400 mm |
Clearance | 365 mm and 285 mm | 22 % more or 80 mm |
Counterweight ground clearance | 635 mm and 540 mm | 15 % more or 95 mm |
Operation
Hydraulic system overflow valve pressure | 26478 kPa and 20615.3 kPa | 22 % more or 5862.7 kPa |
Fuel Capacity | 50 l. and 25 l. | 50 % more or 25 l. |
Hydraulic system fluid volume | 62 l. and 21 l. | 66 % more or 41 l. |
Motor
Displacement | 2.2 l. and 1 l. | 55 % more or 1.2 l. |
Carrier
Specific ground pressure | 26.5 kPa and 31.7 kPa | 16 % less or 5.2 kPa |
Booms/sections features 1
Maximum loading height | 4250 mm and 2580 mm | 39 % more or 1670 mm |
Maximum vertical wall digging depth | 2825 mm and 2020 mm | 28 % more or 805 mm |
Maximum excavation depth | 3585 mm and 2360 mm | 34 % more or 1225 mm |
Maximum radius along ground level | 5920 mm and 4115 mm | 30 % more or 1805 mm |
Neutral reasons:
Sizes
Height to cab upper part | 2410 mm and 2595 mm |
Rear platform swing radius | 800 mm and 1445 mm |
Caterpillar track length on ground level | 1845 mm and 1930 mm |
Operation
Working weight | 2290 kg and 4450 kg |
Motor
Manufacturer | Komatsu and Kubota |
Model | 3D74E and V2203-KA |
Carrier
Shoe dimensions | 250 mm and 400 mm |
Track width | 1200 mm and 1450 mm |
Booms/sections features 1
Maximum cut height | 3845 mm and 5940 mm |
Images
Sizes
2. Width to outside of caterpillar track | 1450 mm | 2. Width to outside of caterpillar track | 1850 mm |
4. Caterpillar track length on ground level | 1845 mm | 4. Caterpillar track length on ground level | 1930 mm |
5. Clearance | 285 mm | 5. Clearance | 365 mm |
7. Height to cab upper part | 2410 mm | 7. Height to cab upper part | 2595 mm |
8. Rear platform swing radius | 800 mm | 8. Rear platform swing radius | 1445 mm |
15. Counterweight ground clearance | 540 mm | 15. Counterweight ground clearance | 635 mm |
Carrier
6. Track width | 1200 mm | 6. Track width | 1450 mm |
14. Shoe dimensions | 250 mm | 14. Shoe dimensions | 400 mm |
Booms/sections features 1
9. Maximum cut height | 3845 mm | 9. Maximum cut height | 5940 mm |
10. Maximum loading height | 2580 mm | 10. Maximum loading height | 4250 mm |
11. Maximum radius along ground level | 4115 mm | 11. Maximum radius along ground level | 5920 mm |
12. Maximum vertical wall digging depth | 2020 mm | 12. Maximum vertical wall digging depth | 2825 mm |
13. Maximum excavation depth | 2360 mm | 13. Maximum excavation depth | 3585 mm |