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- Caterpillar 446B vs. Case 590 Super M+ serie III
Caterpillar 446B vs. Case 590 Super M+ serie III
10 reasons to buy Caterpillar 446B:
Load-transfer device
Lifting capacity at full height | 3970 kg and 3323 kg | 16 % more or 647 kg |
Radius at max unloading height | 868 mm and 699 mm | 19 % more or 169 mm |
Digging depth | 162 mm and 96 mm | 41 % more or 66 mm |
Hydraulic system
Pump bandwidth | 178 l/min and 161 l/min | 10 % more or 17 l/min |
Backdigger
Bucket digging force in folded state | 6894.6 kg and 6676 kg | 3 % more or 218.6 kg |
Bucket digging force in unfolded state | 6871.9 kg and 6676 kg | 3 % more or 195.9 kg |
Loading height in folded state | 4310 mm and 3480 mm | 19 % more or 830 mm |
Loading height in unfolded state | 4894 mm and 4190 mm | 14 % more or 704 mm |
Digging depth in folded state | 5219 mm and 4850 mm | 7 % more or 369 mm |
Digging depth in unfolded state | 6528 mm and 6070 mm | 7 % more or 458 mm |
12 reasons to buy Case 590 Super M+ serie III:
Sizes
Clearance | 375 mm and 332 mm | 11 % more or 43 mm |
Operation
Fuel Capacity | 159 l. and 125 l. | 21 % more or 34 l. |
Turn radius | 3758.2 mm and 5700 mm | 34 % less or 1941.8 mm |
Motor
Effective power | 81 kW and 76.1 kW | 6 % more or 4.9 kW |
Displacement | 4.5 l. and 4 l. | 11 % more or 0.5 l. |
Load-transfer device
Ground clearance at maximum unloading height | 2750 mm and 2699 mm | 2 % more or 51 mm |
Bucket breakout force | 47.7 kN and 56 kN | 15 % less or 8.3 kN |
Gear box
Reverse gears number | 4 and 3 | 25 % more or 1 |
Maximum forward speed | 41.1 km/h and 31.5 km/h | 23 % more or 9.6 km/h |
Maximum reverse gear | 49.4 km/h and 20.6 km/h | 58 % more or 28.8 km/h |
Backdigger
Radius at high-altitude loading in folded state | 2900 mm and 2027 mm | 30 % more or 873 mm |
Radius at high-altitude loading in unfolded state | 3890 mm and 3261 mm | 16 % more or 629 mm |
Neutral reasons:
Sizes
Transport length | 7654 mm and 7190 mm |
Transport width | 2434 mm and 2360 mm |
Transport height | 4193 mm and 3540 mm |
Height to cab upper part | 2864 mm and 2690 mm |
Wheelbase | 2233 mm and 2150 mm |
Operation
Working weight 4wd | 8890 kg and 6926 kg |
Front tyres size 2wd / 4wd | 14.5/75 x16.1,10PR,F3 / 12.5x20,10PR,R4 and 14.5/75x16.1 10 layers / 14x17.5 10 layers |
Rear tyres size 2wd/4wd | 21Lx24,12PR,R4 and 21Lx24 10 layers / 21Lx24 10 layers |
Motor
Power measured at | 2200 rev / min and 2200 rev / min |
Cylinders number | 4 and 4 |
Manufacturer | Caterpillar and Case |
Model | 3114 DIT and Family IV 445TA/E3 diesel, III Level III certified |
Full power | 82 kW and 82 kW |
Load-transfer device
Shovel width | 2434 mm and 2362.2 mm |
Hydraulic system
Type of pump | load sensing, pressure control, with locking in the middle position and variable displacement piston pump |
Overflow valve pressure | 22400 kPa and 20684.3 kPa |
Gear box
Transmission type | automatic transmission system with power gear shifting and synchronizer |
Forward gears number | 4 and 4 |
Backdigger
Hinge joint radius in folded state | 6604 mm and 5990 mm |
Hinge joint radius in unfolded state | 7868 mm and 7190 mm |
Images
Sizes
6. Height to cab upper part | 2864 mm | 6. Height to cab upper part | 2690 mm |
1. Transport length | 7654 mm | 1. Transport length | 7190 mm |
2. Transport width | 2434 mm | 2. Transport width | 2360 mm |
3. Transport height | 4193 mm | 3. Transport height | 3540 mm |
4. Wheelbase | 2233 mm | 4. Wheelbase | 2150 mm |
5. Clearance | 332 mm | 5. Clearance | 375 mm |
Load-transfer device
7. Ground clearance at maximum unloading height | 2699 mm | 7. Ground clearance at maximum unloading height | 2750 mm |
8. Radius at max unloading height | 868 mm | 8. Radius at max unloading height | 699 mm |
9. Digging depth | 162 mm | 9. Digging depth | 96 mm |
Backdigger
10. Loading height in folded state | 4310 mm | 10. Loading height in folded state | 3480 mm |
11. Hinge joint radius in folded state | 6604 mm | 11. Hinge joint radius in folded state | 5990 mm |
12. Digging depth in folded state | 5219 mm | 12. Digging depth in folded state | 4850 mm |
13. Radius at high-altitude loading in folded state | 2027 mm | 13. Radius at high-altitude loading in folded state | 2900 mm |


