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- Komatsu GD675-3 vs. John Deere 770B
Komatsu GD675-3 vs. John Deere 770B
18 reasons to buy Komatsu GD675-3:
Operation
Front axle standard operating weight | 4300 kg and 3946.3 kg | 8 % more or 353.7 kg |
Rear axle standard operating weight | 11510 kg and 10228.5 kg | 11 % more or 1281.5 kg |
Cooling system fluid volume | 39.5 l. and 38 l. | 4 % more or 1.5 l. |
Circular gearbox fluid volume | 5 l. and 3.8 l. | 24 % more or 1.2 l. |
Each tandem case fluid volume | 83 l. and 18.9 l. | 77 % more or 64.1 l. |
Generator current strength | 90 amperes and 45 amperes | 50 % more or 45 amperes |
Motor
Displacement | 8.3 l. and 7.6 l. | 8 % more or 0.7 l. |
Torque measured at | 1400 rev / min and 1100 rev / min | 21 % more or 300 rev |
Effective speeds output 7-8 | 149 kW and 115.6 kW | 22 % more or 33.4 kW |
Maximum power | 149 kW and 115.6 kW | 22 % more or 33.4 kW |
Effective drives torque 7-8 | 975 Nm and 707.7 Nm | 27 % more or 267.3 Nm |
Hydraulic system
Pump flow rate | 194 l/min and 198.4 l/min | 2 % less or 4.4 l/min |
Gear box
Maximum forward speed | 42.2 km/h and 40.6 km/h | 4 % more or 1.6 km/h |
Maximum reverse gear | 38.3 km/h and 13.8 km/h | 64 % more or 24.5 km/h |
Front Axle
Clearance | 630 mm and 572 mm | 9 % more or 58 mm |
Circle
Maximum radius outside left tyres | 2000 mm and 2160 mm | 7 % less or 160 mm |
Right maximum radius outside tyres | 2000 mm and 2110 mm | 5 % less or 110 mm |
Maximum lifting above ground level | 505 mm and 470 mm | 7 % more or 35 mm |
5 reasons to buy John Deere 770B:
Steerage
Turn radius | 6.7 m and 6.9 m | 3 % less or 0.2 m |
Operation
Fuel Capacity | 340.7 l. and 340 l. | 0 % more or 0.7 l. |
Hydraulic system fluid volume | 87 l. and 45 l. | 48 % more or 42 l. |
Motor
Power measured at | 2200 rev / min and 1900 rev / min | 14 % more or 300 rev |
Circle
Blade tilt front angle | 49 degrees and 40 degrees | 18 % more or 9 degrees |
Neutral reasons:
Steerage
Left and right hinge connection | 23 degrees and 25 degrees |
Sizes
Dual axis wheelbase | 1535 mm and 1540 mm |
Height to cab upper part | 3120 mm and 3090 mm |
Dimensional length | 9865 mm and 8510 mm |
Between tyres width | 2550 mm and 2440 mm |
Wheelbase | 6070 mm and 5970 mm |
Blade base | 2600 mm and 2670 mm |
Operation
Overall standard operating weight | 15810 kg and 14174.8 kg |
Tyre size | Low-pressure, without inner tube, 17.5R25 and 14.00-24 |
Operating voltage | 24 V and 24 V |
Motor
Aspiration | Turbocharged engine with subsequent cooling of charging air by oncoming air flow and turbocharging |
Manufacturer | Komatsu and John Deere |
Model | SAA6D114E-3 and 6076T |
Cylinders number | 6 and 6 |
Hydraulic system
Type of pump | Hydraulic system of Closed Center Load Sensing System (CLSS) and Constant pressure system with locking in the middle position, with the piston pump of variable displacement volume |
Gear box
Forward gears number | 8 and 8 |
Reverse gears number | 4 and 4 |
Transmission type | powershift transmission and powershift |
Front Axle
Wheel tilt | 20 degrees and 20 degrees |
General fluctuations | 32 degrees and 32 degrees |
Dump
Left lateral displacement | 820 mm and 683 mm |
Lateral right shift | 820 mm and 683 mm |
Mouldboard width | 3710 mm and 3657.6 mm |
Mouldboard height | 660 mm and 609.6 mm |
Mouldboard thickness | 25 mm and 22.4 mm |
Circle
Diameter | 1530 mm and 1500 mm |
Rotating | 360 degrees and 360 degrees |
Left shift | 625 mm and 787 mm |
Right shift | 625 mm and 724 mm |
Blade tilt rear angle | 5 degrees and 5 degrees |
Images
Sizes
1. Dimensional length | 9865 mm | 1. Dimensional length | 8510 mm |
2. Between tyres width | 2550 mm | 2. Between tyres width | 2440 mm |
3. Height to cab upper part | 3120 mm | 3. Height to cab upper part | 3090 mm |
4. Wheelbase | 6070 mm | 4. Wheelbase | 5970 mm |
7. Dual axis wheelbase | 1535 mm | 7. Dual axis wheelbase | 1540 mm |
8. Blade base | 2600 mm | 8. Blade base | 2670 mm |


