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- John Deere 640G vs. John Deere 848H
John Deere 640G vs. John Deere 848H
6 reasons to buy John Deere 640G:
Sizes
| Maximum blade height | 13080 mm and 1499 mm | 89 % more or 11581 mm |
| Drum capacity at cable width | 77.4 m and 54.6 m | 29 % more or 22.8 m |
Hydraulic system
| Pump flow rate | 102 l/min and 159 l/min | 36 % less or 57 l/min |
Gear box
| Forward gears number | 8 and 6 | 25 % more or 2 |
| Reverse gears number | 4 and 3 | 25 % more or 1 |
| Maximum forward speed | 25.3 km/h and 20.9 km/h | 17 % more or 4.4 km/h |
9 reasons to buy John Deere 848H:
Sizes
| Clearance | 615 mm and 514 mm | 16 % more or 101 mm |
| Cable width | 19.1 mm and 15.8 mm | 17 % more or 3.3 mm |
| Maximum traction force on a rope with empty drum | 193 kN and 186.2 kN | 4 % more or 6.8 kN |
Operation
| Generator current strength | 120 amperes and 95 amperes | 21 % more or 25 amperes |
| Hydraulic system fluid volume | 56.8 l. and 41.6 l. | 27 % more or 15.2 l. |
| Steering angle | 45 degrees and 90 degrees | 50 % less or 45 degrees |
| Fuel Capacity | 329.3 l. and 159 l. | 52 % more or 170.3 l. |
Motor
| Full power | 149 kW and 117.1 kW | 21 % more or 31.9 kW |
Gear box
| Maximum reverse gear | 15.3 km/h and 9 km/h | 41 % more or 6.3 km/h |
Neutral reasons:
Sizes
| Wheelbase | 3430 mm and 3785 mm |
| Height to cab upper part | 30270 mm and 3127 mm |
| Dimensional length | 7230 mm and 8072 mm |
| Roller diameter | 203.2 mm and 203.2 mm |
| Overall width | 3000 mm and 3560 mm |
Operation
| Axle oscillating | 30 degrees and 30 degrees |
| Operating voltage | 12 V and 12 V |
| Tyre size | 28L-26 and 30.5-32 |
| Working weight | 10840.9 kg and 17826.2 kg |
Motor
| Manufacturer | John Deere and John Deere |
| Model | 6068T and 6068H |
| Power measured at | 2200 rev / min and 2200 rev / min |
| Displacement | 6.8 l. and 6.8 l. |
| Cylinders number | 6 and 6 |
| Aspiration | turbocharging and turbocharging |
Hydraulic system
| Type of pump | Piston and variable displacement axial piston pump |
| Overflow valve pressure | 20684 kPa and 148.4 kPa |
Gear box
| Transmission type | planetary gear and powershift |
Images
Sizes
| 1. Dimensional length | 7230 mm | 1. Dimensional length | 8072 mm |
| 2. Overall width | 3000 mm | 2. Overall width | 3560 mm |
| 3. Height to cab upper part | 30270 mm | 3. Height to cab upper part | 3127 mm |
| 4. Wheelbase | 3430 mm | 4. Wheelbase | 3785 mm |
| 5. Clearance | 514 mm | 5. Clearance | 615 mm |