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- Volvo G990 vs. John Deere 770A
Volvo G990 vs. John Deere 770A
20 reasons to buy Volvo G990:
Operation
| Each tandem case fluid volume | 105 l. and 18.9 l. | 82 % more or 86.1 l. |
| Rear axle maximum operating weight | 19050 kg and 11230 kg | 41 % more or 7820 kg |
| Fuel Capacity | 498 l. and 265 l. | 47 % more or 233 l. |
| Oil system fluid volume | 39 l. and 18.9 l. | 52 % more or 20.1 l. |
| Generator current strength | 80 amperes and 42 amperes | 47 % more or 38 amperes |
| Cooling system fluid volume | 47 l. and 26.5 l. | 44 % more or 20.5 l. |
| Front axle standard operating weight | 6200 kg and 3877.3 kg | 37 % more or 2322.7 kg |
| Rear axle standard operating weight | 15900 kg and 9848.4 kg | 38 % more or 6051.6 kg |
| Front axle maximum operating weight | 8390 kg and 4123.6 kg | 51 % more or 4266.4 kg |
Motor
| Maximum power | 206.6 kW and 111.9 kW | 46 % more or 94.7 kW |
| Effective drives torque 7-8 | 1260 Nm and 630.5 Nm | 50 % more or 629.5 Nm |
| Displacement | 9.4 l. and 7.6 l. | 19 % more or 1.8 l. |
| Torque measured at | 1550 rev / min and 1300 rev / min | 16 % more or 250 rev |
| Effective speeds output 7-8 | 206.6 kW and 111.9 kW | 46 % more or 94.7 kW |
Gear box
| Maximum forward speed | 44.9 km/h and 40.4 km/h | 10 % more or 4.5 km/h |
| Maximum reverse gear | 31.6 km/h and 13.8 km/h | 56 % more or 17.8 km/h |
Front Axle
| Clearance | 615 mm and 572 mm | 7 % more or 43 mm |
Circle
| Maximum radius outside left tyres | 2260 mm and 2280 mm | 1 % less or 20 mm |
| Blade tilt front angle | 46 degrees and 44 degrees | 4 % more or 2 degrees |
| Blade tilt rear angle | 13 degrees and 10 degrees | 23 % more or 3 degrees |
5 reasons to buy John Deere 770A:
Steerage
| Turn radius | 6.7 m and 8150 m | 100 % less or 8143.3 m |
Operation
| Hydraulic system fluid volume | 117 l. and 91 l. | 22 % more or 26 l. |
Motor
| Power measured at | 2200 rev / min and 1700 rev / min | 23 % more or 500 rev |
Hydraulic system
| Pump flow rate | 136.3 l/min and 208 l/min | 34 % less or 71.7 l/min |
Circle
| Right maximum radius outside tyres | 2250 mm and 2260 mm | 0 % less or 10 mm |
Neutral reasons:
Steerage
| Left and right hinge connection | 21 degrees and 25 degrees |
Sizes
| Between tyres width | 2800 mm and 2440 mm |
| Wheelbase | 6681 mm and 5970 mm |
| Blade base | 2935 mm and 2720 mm |
| Height to cab upper part | 3280 mm and 3200 mm |
| Dimensional length | 9730 mm and 8470 mm |
Operation
| Total maximum operating weight | 27200 kg and 15353.6 kg |
| Tyre size | 16:00 x 24, G-2 and 14.00-25 |
| Operating voltage | 24 V and 24 V |
| Overall standard operating weight | 22100 kg and 13725.7 kg |
Motor
| Cylinders number | 6 and 6 |
| Manufacturer | Volvo and John Deere |
| Model | D9B and 6-466A |
| Aspiration | Turbocharging with subsequent air cooling (by a cooling radiator) and Turbocharging with intercooler |
Hydraulic system
| Type of pump | axial piston pump 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 | HTE 840, Sequential direct drive gearbox with shifting under load Volvo and powershift |
Front Axle
| Wheel tilt | 18 degrees and 20 degrees |
| General fluctuations | 16 degrees and 30 degrees |
Dump
| Mouldboard width | 4267.2 mm and 3657.6 mm |
| Mouldboard thickness | 25 mm and 22.4 mm |
| Mouldboard height | 787 mm and 609.6 mm |
| Left lateral displacement | 673 mm and 683 mm |
| Lateral right shift | 673 mm and 683 mm |
Circle
| Diameter | 1626 mm and 1500 mm |
| Rotating | 360 degrees and 360 degrees |
| Left shift | 762 mm and 851 mm |
| Right shift | 749 mm and 813 mm |
Images
Sizes
| 4. Wheelbase | 6681 mm | 4. Wheelbase | 5970 mm |
| 8. Blade base | 2935 mm | 8. Blade base | 2720 mm |
| 1. Dimensional length | 9730 mm | 1. Dimensional length | 8470 mm |
| 2. Between tyres width | 2800 mm | 2. Between tyres width | 2440 mm |
| 3. Height to cab upper part | 3280 mm | 3. Height to cab upper part | 3200 mm |