- Home/
- Comparison/
- Grader/
- Komatsu GD655-5 vs. Volvo G780 VHP
Komatsu GD655-5 vs. Volvo G780 VHP
7 reasons to buy Komatsu GD655-5:
Operation
Transmission fluid volume | 45 l. and 38 l. | 16 % more or 7 l. |
Fuel Capacity | 416 l. and 378.5 l. | 9 % more or 37.5 l. |
Gear box
Maximum forward speed | 44.3 km/h and 38.3 km/h | 14 % more or 6.0 km/h |
Maximum reverse gear | 40.2 km/h and 27.4 km/h | 32 % more or 12.8 km/h |
Circle
Maximum radius outside left tyres | 1940 mm and 2311.4 mm | 16 % less or 371.4 mm |
Right maximum radius outside tyres | 1940 mm and 2298.7 mm | 16 % less or 358.7 mm |
Maximum lifting above ground level | 480 mm and 431.8 mm | 10 % more or 48.2 mm |
14 reasons to buy Volvo G780 VHP:
Operation
Rear axle standard operating weight | 13360 kg and 11582 kg | 13 % more or 1778 kg |
Rear differential/final drive fluid volume | 34 l. and 17 l. | 50 % more or 17 l. |
Each tandem case fluid volume | 105 l. and 57 l. | 46 % more or 48 l. |
Cooling system fluid volume | 50 l. and 25 l. | 50 % more or 25 l. |
Hydraulic system fluid volume | 90 l. and 69 l. | 23 % more or 21 l. |
Front axle standard operating weight | 6028 kg and 4453 kg | 26 % more or 1575 kg |
Motor
Effective speeds output 7-8 | 175.2 kW and 162.6 kW | 7 % more or 12.6 kW |
Maximum power | 175.2 kW and 162.6 kW | 7 % more or 12.6 kW |
Displacement | 10.8 l. and 6.7 l. | 38 % more or 4.1 l. |
Hydraulic system
Pump flow rate | 183 l/min and 200 l/min | 8 % less or 17 l/min |
Front Axle
Clearance | 698 mm and 620 mm | 11 % more or 78 mm |
Dump
Maximum cutting depth | 838.2 mm and 615 mm | 27 % more or 223.2 mm |
Circle
Blade tilt front angle | 46 degrees and 40 degrees | 13 % more or 6 degrees |
Blade tilt rear angle | 13 degrees and 5 degrees | 62 % more or 8 degrees |
Neutral reasons:
Steerage
Left and right hinge connection | 25 degrees and 22 degrees |
Sizes
Between tyres width | 2485 mm and 2794 mm |
Wheelbase | 6480 mm and 6248 mm |
Blade base | 2580 mm and 2718 mm |
Height to cab upper part | 3200 mm and 3200 mm |
Dimensional length | 9205 mm and 8687 mm |
Operation
Overall standard operating weight | 16035 kg and 19388 kg |
Tyre size | 17.5R25 and 16.00 x 24, G-2 |
Motor
Manufacturer | Komatsu and Cummins |
Model | SAA6D107E-1 and M11 |
Power measured at | 2100 rev / min and 2100 rev / min |
Aspiration | Turbocharging with subsequent air cooling (by a cooling radiator) and turbocharging |
Hydraulic system
Overflow valve pressure | 20684.3 kPa and 17236.9 kPa |
Gear box
Reverse gears number | 4 and 4 |
Transmission type | powershift and powershift transmission |
Forward gears number | 8 and 8 |
Front Axle
Wheel tilt | 16 degrees and 18 degrees |
General fluctuations | 32 degrees and 16 degrees |
Dump
Lateral right shift | 820 mm and 673.1 mm |
Left lateral displacement | 820 mm and 673.1 mm |
Mouldboard width | 4320 mm and 4267.2 mm |
Mouldboard height | 660 mm and 787.4 mm |
Mouldboard thickness | 22 mm and 25.4 mm |
Circle
Diameter | 1530 mm and 1692 mm |
Rotating | 360 degrees and 360 degrees |
Left shift | 590 mm and 762 mm |
Right shift | 590 mm and 749.3 mm |
Images
Sizes
3. Height to cab upper part | 3200 mm | 3. Height to cab upper part | 3200 mm |
4. Wheelbase | 6480 mm | 4. Wheelbase | 6248 mm |
8. Blade base | 2580 mm | 8. Blade base | 2718 mm |
1. Dimensional length | 9205 mm | 1. Dimensional length | 8687 mm |
2. Between tyres width | 2485 mm | 2. Between tyres width | 2794 mm |


