- Home/
- Comparison/
- Medium-Sized Excavator/
- Komatsu PC78MR-6 vs. Doosan S75V
Komatsu PC78MR-6 vs. Doosan S75V
11 reasons to buy Komatsu PC78MR-6:
Swing device
Rotation speed | 10 rev / min and 9.6 rev / min | 4 % more or 0.4 rev |
Sizes
Width to outside of caterpillar track | 2320 mm and 2200 mm | 5 % more or 120 mm |
Operation
Fuel Capacity | 125 l. and 110 l. | 12 % more or 15 l. |
Cooling system fluid volume | 10.5 l. and 10 l. | 5 % more or 0.5 l. |
Carrier
Track shoes number per side | 39 and 38 | 3 % more or 1 |
Booms/sections features 2
Maximum excavation depth | 4745 mm and 4420 mm | 7 % more or 325 mm |
Maximum radius along ground level | 7485 mm and 6880 mm | 8 % more or 605 mm |
Maximum loading height | 4770 mm and 4525 mm | 5 % more or 245 mm |
Booms/sections features 1
Maximum loading height | 4515 mm and 4290 mm | 5 % more or 225 mm |
Maximum excavation depth | 4160 mm and 4020 mm | 3 % more or 140 mm |
Maximum radius along ground level | 6960 mm and 6495 mm | 7 % more or 465 mm |
11 reasons to buy Doosan S75V:
Sizes
Clearance | 365 mm and 360 mm | 1 % more or 5 mm |
Counterweight ground clearance | 785 mm and 735 mm | 6 % more or 50 mm |
Operation
Hydraulic system fluid volume | 150 l. and 110 l. | 27 % more or 40 l. |
Engine oil volume | 9.7 l. and 7.5 l. | 23 % more or 2.2 l. |
Hydraulic system overflow valve pressure | 29440.6 kPa and 26477.9 kPa | 10 % more or 2962.7 kPa |
Hydraulic pump flow rate | 135 l/min and 160 l/min | 16 % less or 25 l/min |
Motor
Effective power | 40.7 kW and 40.3 kW | 1 % more or 0.4 kW |
Power measured at | 2000 rev / min and 1850 rev / min | 7 % more or 150 rev |
Carrier
Maximum travel speed | 4.3 km/h and 4.2 km/h | 2 % more or 0.1 km/h |
Booms/sections features 2
Maximum vertical wall digging depth | 3345 mm and 3310 mm | 1 % more or 35 mm |
Booms/sections features 1
Maximum vertical wall digging depth | 2910 mm and 2900 mm | 0 % more or 10 mm |
Neutral reasons:
Sizes
Caterpillar track length on ground level | 2235 mm and 2130 mm |
Height to cab upper part | 2730 mm and 2630 mm |
Rear platform swing radius | 1405 mm and 1700 mm |
Operation
Working weight | 8270 kg and 8000 kg |
Operating voltage | 24 V and 12 V |
Motor
Manufacturer | Komatsu and Yanmar |
Model | S4D95LE-3 and 4TNV98-Z |
Aspiration | Turbocharging with subsequent air cooling (by a cooling radiator) and natural aspiration |
Cylinders number | 4 and 4 |
Displacement | 3.3 l. and 3.3 l. |
Carrier
Rolling bearings number on either side | 5 and 5 |
Specific ground pressure | 37.2 kPa and 37.2 kPa |
Shoe dimensions | 450 mm and 450 mm |
Support rollers number on either side | 1 and 1 |
Booms/sections features 2
Maximum cut height | 6800 mm and 6490 mm |
Booms/sections features 1
Maximum cut height | 6570 mm and 6250 mm |
Unit load-transfer height | 2730 mm and 2420 mm |
Unit load-transfer length | 6200 mm and 6280 mm |
Images
Sizes
2. Width to outside of caterpillar track | 2320 mm | 2. Width to outside of caterpillar track | 2200 mm |
4. Caterpillar track length on ground level | 2235 mm | 4. Caterpillar track length on ground level | 2130 mm |
5. Clearance | 360 mm | 5. Clearance | 365 mm |
7. Height to cab upper part | 2730 mm | 7. Height to cab upper part | 2630 mm |
8. Rear platform swing radius | 1405 mm | 8. Rear platform swing radius | 1700 mm |
15. Counterweight ground clearance | 735 mm | 15. Counterweight ground clearance | 785 mm |
Carrier
14. Shoe dimensions | 450 mm | 14. Shoe dimensions | 450 mm |
Booms/sections features 1
1. Unit load-transfer length | 6200 mm | 1. Unit load-transfer length | 6280 mm |
3. Unit load-transfer height | 2730 mm | 3. Unit load-transfer height | 2420 mm |
9. Maximum cut height | 6800 mm | 9. Maximum cut height | 6490 mm |
10. Maximum loading height | 4770 mm | 10. Maximum loading height | 4525 mm |
11. Maximum radius along ground level | 7485 mm | 11. Maximum radius along ground level | 6880 mm |
12. Maximum vertical wall digging depth | 3310 mm | 12. Maximum vertical wall digging depth | 3345 mm |
13. Maximum excavation depth | 4745 mm | 13. Maximum excavation depth | 4420 mm |