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- John Deere 644G vs. Caterpillar IT12B
John Deere 644G vs. Caterpillar IT12B
21 reasons to buy John Deere 644G:
Sizes
Clearance | 483 mm and 343.4 mm | 29 % more or 139.6 mm |
Unloading ground clearance at maximum lifting | 2871 mm and 2740 mm | 5 % more or 131 mm |
Radius at maximum height and unloading | 1138 mm and 917 mm | 19 % more or 221 mm |
Fork tines length | 1372 mm and 1219 mm | 11 % more or 153 mm |
Maximum lifting height | 3818 mm and 3532 mm | 7 % more or 286 mm |
Hook height at maximum lifting in unfolded state | 6985 mm and 6691 mm | 4 % more or 294 mm |
Hook radius at maximum lifting in folded state | 2092 mm and 2019 mm | 3 % more or 73 mm |
Hook radius at maximum lifting in unfolded state | 3527 mm and 2567 mm | 27 % more or 960 mm |
Shovel
Bucket capacity with top | 2.9 m3 and 1.2 m3 | 59 % more or 1.7 m3 |
Brimmed bucket capacity | 2.4 m3 and 1 m3 | 58 % more or 1.4 m3 |
Operation
Rear differential fluid volume | 28.4 l. and 18 l. | 37 % more or 10.4 l. |
Hydraulic system fluid volume | 115 l. and 67 l. | 42 % more or 48 l. |
Engine oil volume | 24 l. and 11 l. | 54 % more or 13 l. |
Front differential fluid volume | 28.4 l. and 18 l. | 37 % more or 10.4 l. |
Generator current strength | 95 amperes and 55 amperes | 42 % more or 40 amperes |
Fuel Capacity | 284 l. and 97 l. | 66 % more or 187 l. |
Motor
Full power | 133 kW and 60.4 kW | 55 % more or 72.6 kW |
Effective power | 127 kW and 55.9 kW | 56 % more or 71.1 kW |
Displacement | 7.6 l. and 4.4 l. | 42 % more or 3.2 l. |
Hydraulic system
Pump bandwidth | 263.1 l/min and 112 l/min | 57 % more or 151.1 l/min |
Lifting time | 6.2 sec and 6.6 sec | 6 % less or 0.4 sec |
13 reasons to buy Caterpillar IT12B:
Sizes
Hook height at maximum lifting in folded state | 5854 mm and 5732 mm | 2 % more or 122 mm |
Shovel
Breakout power | 60.4 kN and 157.1 kN | 62 % less or 96.7 kN |
Operation
Cooling system fluid volume | 30 l. and 28.5 l. | 5 % more or 1.5 l. |
Turn radius | 5330 mm and 5460 mm | 2 % less or 130 mm |
Transmission fluid volume | 23 l. and 14 l. | 39 % more or 9 l. |
Static bucket tipping load | 4422 kg and 11896.8 kg | 63 % less or 7474.8 kg |
Static tipping forks load | 3550 kg and 8278.5 kg | 57 % less or 4728.5 kg |
Manipulator static tipping load | 2004 kg and 6028.2 kg | 67 % less or 4024.2 kg |
Motor
Power measured at | 2400 rev / min and 2200 rev / min | 8 % more or 200 rev |
Hydraulic system
Unloading time | 1.6 sec and 1.8 sec | 11 % less or 0.2 sec |
Lowering time | 3 sec and 3.5 sec | 14 % less or 0.5 sec |
Gear box
Maximum forward speed | 36 km/h and 34.6 km/h | 4 % more or 1.4 km/h |
Maximum reverse gear | 24 km/h and 22 km/h | 8 % more or 2 km/h |
Neutral reasons:
Sizes
Wheelbase | 3200 mm and 2337 mm |
Length with bucket on ground level | 7830 mm and 6259 mm |
Hinge axis maximum height | 4000 mm and 3632 mm |
Length with forks on ground level | 8287 mm and 6656 mm |
Height to cab upper part | 3420 mm and 2996 mm |
Operation
Operating voltage | 12 V and 24 V |
Rear axle oscillating | 26 degrees and 22 degrees |
Tyre size | 20.5-25 and 17.5-25 12PR |
Working weight | 15980 kg and 7950 kg |
Motor
Manufacturer | John Deere and Caterpillar |
Model | 6076A and 3114 |
Hydraulic system
Overflow valve pressure | 20684.3 kPa and 15196 kPa |
Gear box
Reverse gears number | 3 and 3 |
Transmission type | powershift and electronically controlled gear shifting under load |
Forward gears number | 4 and 4 |
Images
Sizes
4. Wheelbase | 3200 mm | 4. Wheelbase | 2337 mm |
5. Clearance | 483 mm | 5. Clearance | 343.4 mm |
6. Hinge axis maximum height | 4000 mm | 6. Hinge axis maximum height | 3632 mm |
7. Unloading ground clearance at maximum lifting | 2871 mm | 7. Unloading ground clearance at maximum lifting | 2740 mm |
9. Fork tines length | 1372 mm | 9. Fork tines length | 1219 mm |
10. Length with forks on ground level | 8287 mm | 10. Length with forks on ground level | 6656 mm |
11. Maximum lifting height | 3818 mm | 11. Maximum lifting height | 3532 mm |
12. Hook height at maximum lifting in folded state | 5732 mm | 12. Hook height at maximum lifting in folded state | 5854 mm |
13. Hook height at maximum lifting in unfolded state | 6985 mm | 13. Hook height at maximum lifting in unfolded state | 6691 mm |
14. Hook radius at maximum lifting in folded state | 2092 mm | 14. Hook radius at maximum lifting in folded state | 2019 mm |
15. Hook radius at maximum lifting in unfolded state | 3527 mm | 15. Hook radius at maximum lifting in unfolded state | 2567 mm |
1. Length with bucket on ground level | 7830 mm | 1. Length with bucket on ground level | 6259 mm |
3. Height to cab upper part | 3420 mm | 3. Height to cab upper part | 2996 mm |