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- John Deere 648G serie III vs. John Deere 748G
John Deere 648G serie III vs. John Deere 748G
8 reasons to buy John Deere 648G serie III:
Sizes
| Clearance | 615 mm and 599 mm | 3 % more or 16 mm |
Operation
| Generator current strength | 120 amperes and 95 amperes | 21 % more or 25 amperes |
| Fuel Capacity | 313 l. and 272.5 l. | 13 % more or 40.5 l. |
| Cooling system fluid volume | 34 l. and 28.4 l. | 16 % more or 5.6 l. |
| Hydraulic system fluid volume | 54 l. and 41.6 l. | 23 % more or 12.4 l. |
Motor
| Torque measured at | 1400 rev / min and 1350 rev / min | 4 % more or 50 rev |
Gear box
| Reverse gears number | 7 and 4 | 43 % more or 3 |
| Maximum reverse gear | 16.4 km/h and 10.5 km/h | 36 % more or 5.9 km/h |
13 reasons to buy John Deere 748G:
Sizes
| Maximum boom height | 3781 mm and 3680 mm | 3 % more or 101 mm |
| Grapple height from ground level | 863 mm and 1376 mm | 37 % less or 513 mm |
| Grapple radius on ground level | 2222 mm and 1536 mm | 31 % more or 686 mm |
| Maximum blade height | 1500 mm and 1310 mm | 13 % more or 190 mm |
| Drum capacity at cable width | 113.7 m and 77.4 m | 32 % more or 36.3 m |
| Maximum traction force on a rope with empty drum | 208.4 kN and 193 kN | 7 % more or 15.4 kN |
| Maximum line speed | 44.2 m/min and 43.2 m/min | 2 % more or 1.0 m/min |
Operation
| Engine oil volume | 23.7 l. and 18.9 l. | 20 % more or 4.8 l. |
Motor
| Full power | 129 kW and 128 kW | 1 % more or 1 kW |
| Peak torque | 721.3 Nm and 706 Nm | 2 % more or 15.3 Nm |
| Displacement | 7.6 l. and 6.8 l. | 11 % more or 0.8 l. |
Hydraulic system
| Pump flow rate | 143.8 l/min and 159 l/min | 10 % less or 15.2 l/min |
Gear box
| Maximum forward speed | 29.1 km/h and 21.9 km/h | 25 % more or 7.2 km/h |
Neutral reasons:
Sizes
| Dimensional length | 7814 mm and 7821 mm |
| Tong opening at tips | 2921 mm and 3124 mm |
| Overall width | 3230 mm and 3230 mm |
| Roller diameter | 203.2 mm and 254 mm |
| Height to cab upper part | 3030 mm and 3130 mm |
| Cable width | 15.8 mm and 15.8 mm |
| Wheelbase | 3430 mm and 3680 mm |
Operation
| Operating voltage | 12 V and 12 V |
| Axle oscillating | 30 degrees and 30 degrees |
| Steering angle | 90 degrees and 90 degrees |
| Tyre size | 30.5-32 and 30.5-32 |
| Working weight | 14534 kg and 14283.2 kg |
| Front differential fluid volume | 28.4 l. and 28.4 l. |
| Rear differential fluid volume | 28.4 l. and 28.4 l. |
| Transmission fluid volume | 29.3 l. and 29.3 l. |
Motor
| Power measured at | 2200 rev / min and 2200 rev / min |
| Cylinders number | 6 and 6 |
| Aspiration | turbocharging and turbocharging |
| Manufacturer | John Deere and John Deere |
| Model | 6068H and 6076T |
Hydraulic system
| Type of pump | variable displacement axial piston pump and Piston |
| Overflow valve pressure | 20684 kPa and 20684.3 kPa |
Gear box
| Transmission type | Powershift transmission with direct drive and planetary gear |
| Forward gears number | 8 and 8 |
Images
Sizes
| 7. Grapple height from ground level | 1376 mm | 7. Grapple height from ground level | 1331 mm |
| 8. Grapple radius on ground level | 1536 mm | 8. Grapple radius on ground level | 1547 mm |
| 9. Tong opening at tips | 2921 mm | 9. Tong opening at tips | 3124 mm |
| 1. Dimensional length | 7814 mm | 1. Dimensional length | 7821 mm |
| 2. Overall width | 3230 mm | 2. Overall width | 3230 mm |
| 3. Height to cab upper part | 3030 mm | 3. Height to cab upper part | 3130 mm |
| 4. Wheelbase | 3430 mm | 4. Wheelbase | 3680 mm |
| 5. Clearance | 615 mm | 5. Clearance | 599 mm |
| 6. Maximum boom height | 3680 mm | 6. Maximum boom height | 3781 mm |