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- Volvo BM 646 vs. Terex TX870B
Volvo BM 646 vs. Terex TX870B
7 reasons to buy Volvo BM 646:
Operation
Oil system fluid volume | 10.5 l. and 8.5 l. | 19 % more or 2.0 l. |
Maximum weight | 9750 kg and 7704.7 kg | 21 % more or 2045.3 kg |
Transmission fluid volume | 22 l. and 15 l. | 32 % more or 7 l. |
Hydraulic system fluid volume | 190 l. and 143 l. | 25 % more or 47 l. |
Load-transfer device
Bucket breakout force | 38.3 kN and 54.7 kN | 30 % less or 16.4 kN |
Ground clearance at maximum unloading height | 3090 mm and 2660 mm | 14 % more or 430 mm |
Backdigger
Radius at high-altitude loading in folded state | 2420 mm and 1870 mm | 23 % more or 550 mm |
13 reasons to buy Terex TX870B:
Sizes
Clearance | 435 mm and 406.4 mm | 7 % more or 28.6 mm |
Operation
Fuel Capacity | 130 l. and 96 l. | 26 % more or 34 l. |
Generator current strength | 75 amperes and 43 amperes | 43 % more or 32 amperes |
Motor
Full power | 74.6 kW and 63 kW | 16 % more or 11.6 kW |
Displacement | 4.4 l. and 4.2 l. | 5 % more or 0.2 l. |
Maximum effective torque | 393.2 Nm and 299 Nm | 24 % more or 94.2 Nm |
Load-transfer device
Lifting capacity at full height | 3984 kg and 2299.7 kg | 42 % more or 1684.3 kg |
Radius at max unloading height | 645 mm and 520 mm | 19 % more or 125 mm |
Hydraulic system
Pump bandwidth | 160 l/min and 113 l/min | 29 % more or 47 l/min |
Gear box
Maximum forward speed | 42.1 km/h and 29.7 km/h | 29 % more or 12.4 km/h |
Maximum reverse gear | 42.1 km/h and 29.7 km/h | 29 % more or 12.4 km/h |
Backdigger
Digging depth in folded state | 4850 mm and 4270 mm | 12 % more or 580 mm |
Loading height in folded state | 3750 mm and 3630 mm | 3 % more or 120 mm |
Neutral reasons:
Sizes
Height to cab upper part | 2860 mm and 2800 mm |
Transport length | 8060 mm and 7300 mm |
Wheelbase | 2550 mm and 2100 mm |
Transport height | 4050 mm and 4000 mm |
Operation
Cooling system fluid volume | 16 l. and 16 l. |
Front tyres size 2wd / 4wd | 14.9-24/14 and 16/70x20 |
Rear tyres size 2wd/4wd | 18.4-34/14 and 16.9x30 |
Operating voltage | 24 V and 12 V |
Motor
Manufacturer | Volvo and Perkins |
Model | BM TD 42 and 1104C-44TH |
Hydraulic system
Overflow valve pressure | 16995.6 kPa and 22407.9 kPa |
Type of pump | gear type pump and twin gear pumps with load sensing |
Gear box
Transmission type | hydromechanical transmission with power gear shifting and Carraro transmission. Fully synchronized transmission with servo control |
Forward gears number | 4 and 4 |
Reverse gears number | 4 and 4 |
Backdigger
Hinge joint radius in folded state | 5840 mm and 6030 mm |
Images
Sizes
3. Transport height | 4050 mm | 3. Transport height | 4000 mm |
4. Wheelbase | 2550 mm | 4. Wheelbase | 2100 mm |
5. Clearance | 406.4 mm | 5. Clearance | 435 mm |
6. Height to cab upper part | 2860 mm | 6. Height to cab upper part | 2800 mm |
1. Transport length | 8060 mm | 1. Transport length | 7300 mm |
Load-transfer device
7. Ground clearance at maximum unloading height | 3090 mm | 7. Ground clearance at maximum unloading height | 2660 mm |
8. Radius at max unloading height | 520 mm | 8. Radius at max unloading height | 645 mm |
Backdigger
10. Loading height in folded state | 3630 mm | 10. Loading height in folded state | 3750 mm |
11. Hinge joint radius in folded state | 5840 mm | 11. Hinge joint radius in folded state | 6030 mm |
12. Digging depth in folded state | 4270 mm | 12. Digging depth in folded state | 4850 mm |
13. Radius at high-altitude loading in folded state | 2420 mm | 13. Radius at high-altitude loading in folded state | 1870 mm |