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- John Deere 640G serie III vs. Ranger F66DS
John Deere 640G serie III vs. Ranger F66DS
12 reasons to buy John Deere 640G serie III:
Sizes
| Cable width | 15.8 mm and 15 mm | 5 % more or 0.8 mm |
| Blade width | 2184 mm and 2134 mm | 2 % more or 50 mm |
| Maximum traction force on a rope with empty drum | 193 kN and 148.6 kN | 23 % more or 44.4 kN |
| Maximum blade height | 1310 mm and 597 mm | 54 % more or 713 mm |
| Clearance | 615 mm and 450 mm | 27 % more or 165 mm |
Operation
| Hydraulic system fluid volume | 54 l. and 53 l. | 2 % more or 1 l. |
| Generator current strength | 90 amperes and 65 amperes | 28 % more or 25 amperes |
| Engine oil volume | 18.9 l. and 13.6 l. | 28 % more or 5.3 l. |
Motor
| Peak torque | 706 Nm and 606.1 Nm | 14 % more or 99.9 Nm |
| Displacement | 6.8 l. and 5.9 l. | 13 % more or 0.9 l. |
Hydraulic system
| Pump flow rate | 102 l/min and 139 l/min | 27 % less or 37 l/min |
Gear box
| Forward gears number | 8 and 3 | 62 % more or 5 |
7 reasons to buy Ranger F66DS:
Sizes
| Drum capacity at cable width | 96 m and 77.4 m | 19 % more or 18.6 m |
| Maximum line speed | 124.3 m/min and 43.2 m/min | 65 % more or 81.1 m/min |
Operation
| Fuel Capacity | 234.7 l. and 159 l. | 32 % more or 75.7 l. |
| Cooling system fluid volume | 37.9 l. and 34.4 l. | 9 % more or 3.5 l. |
Motor
| Full power | 132 kW and 128 kW | 3 % more or 4 kW |
| Power measured at | 2500 rev / min and 1400 rev / min | 44 % more or 1100 rev |
Gear box
| Maximum forward speed | 25.4 km/h and 21.9 km/h | 14 % more or 3.5 km/h |
Neutral reasons:
Sizes
| Overall width | 3120 mm and 2758 mm |
| Height to cab upper part | 3030 mm and 2908 mm |
| Wheelbase | 3430 mm and 3264 mm |
Operation
| Operating voltage | 12 V and 12 V |
| Tyre size | 30.5x32 and 28Lx26 |
| Working weight | 13648 kg and 11308.1 kg |
Motor
| Model | 6068H and 6BTA5.9 |
| Manufacturer | John Deere and Cummins |
| Cylinders number | 6 and 6 |
Hydraulic system
| Type of pump | variable displacement axial piston pump and gear type pump |
| Overflow valve pressure | 20684 kPa and 15168 kPa |
Gear box
| Transmission type | Powershift transmission with direct drive and Clark R28320 |
Images
Sizes
| 2. Overall width | 3120 mm | 2. Overall width | 2758 mm |
| 3. Height to cab upper part | 3030 mm | 3. Height to cab upper part | 2908 mm |
| 4. Wheelbase | 3430 mm | 4. Wheelbase | 3264 mm |
| 5. Clearance | 615 mm | 5. Clearance | 450 mm |