- Home/
- Comparison/
- Loader-Digger/
- Volvo BM 646 vs. Volvo BL70
Volvo BM 646 vs. Volvo BL70
5 reasons to buy Volvo BM 646:
Sizes
Clearance | 406.4 mm and 317 mm | 22 % more or 89.4 mm |
Operation
Hydraulic system fluid volume | 190 l. and 135 l. | 29 % more or 55 l. |
Motor
Displacement | 4.2 l. and 4 l. | 5 % more or 0.2 l. |
Load-transfer device
Bucket breakout force | 38.3 kN and 55.4 kN | 31 % less or 17.1 kN |
Ground clearance at maximum unloading height | 3090 mm and 2662 mm | 14 % more or 428 mm |
13 reasons to buy Volvo BL70:
Operation
Cooling system fluid volume | 19 l. and 16 l. | 16 % more or 3 l. |
Oil system fluid volume | 14 l. and 10.5 l. | 25 % more or 3.5 l. |
Generator current strength | 95 amperes and 43 amperes | 55 % more or 52 amperes |
Fuel Capacity | 120 l. and 96 l. | 20 % more or 24 l. |
Motor
Maximum effective torque | 390 Nm and 299 Nm | 23 % more or 91 Nm |
Load-transfer device
Lifting capacity at full height | 3154 kg and 2299.7 kg | 27 % more or 854.3 kg |
Radius at max unloading height | 835 mm and 520 mm | 38 % more or 315 mm |
Hydraulic system
Pump bandwidth | 160 l/min and 113 l/min | 29 % more or 47 l/min |
Gear box
Maximum forward speed | 36.6 km/h and 29.7 km/h | 19 % more or 6.9 km/h |
Maximum reverse gear | 36.6 km/h and 29.7 km/h | 19 % more or 6.9 km/h |
Backdigger
Radius at high-altitude loading in folded state | 2810 mm and 2420 mm | 14 % more or 390 mm |
Loading height in folded state | 3814 mm and 3630 mm | 5 % more or 184 mm |
Digging depth in folded state | 4386 mm and 4270 mm | 3 % more or 116 mm |
Neutral reasons:
Sizes
Height to cab upper part | 2860 mm and 2878 mm |
Wheelbase | 2550 mm and 2185 mm |
Transport length | 8060 mm and 7339 mm |
Transport height | 4050 mm and 3689 mm |
Operation
Front tyres size 2wd / 4wd | 14.9-24/14 and 12.5/80-18 |
Rear tyres size 2wd/4wd | 18.4-34/14 and 19.5Lx24 |
Operating voltage | 24 V and 12 V |
Motor
Manufacturer | Volvo and Volvo |
Model | BM TD 42 and D4D |
Cylinders number | 4 and 4 |
Hydraulic system
Overflow valve pressure | 16995.6 kPa and 173.5 kPa |
Type of pump | gear type pump and Axial-piston pump |
Gear box
Transmission type | hydromechanical transmission with power gear shifting and servo drive with fully synchronized gears |
Forward gears number | 4 and 4 |
Reverse gears number | 4 and 4 |
Backdigger
Hinge joint radius in folded state | 5840 mm and 5810 mm |
Images
Sizes
1. Transport length | 8060 mm | 1. Transport length | 7339 mm |
3. Transport height | 4050 mm | 3. Transport height | 3689 mm |
4. Wheelbase | 2550 mm | 4. Wheelbase | 2185 mm |
5. Clearance | 406.4 mm | 5. Clearance | 317 mm |
6. Height to cab upper part | 2860 mm | 6. Height to cab upper part | 2878 mm |
Load-transfer device
7. Ground clearance at maximum unloading height | 3090 mm | 7. Ground clearance at maximum unloading height | 2662 mm |
8. Radius at max unloading height | 520 mm | 8. Radius at max unloading height | 835 mm |
Backdigger
10. Loading height in folded state | 3630 mm | 10. Loading height in folded state | 3814 mm |
11. Hinge joint radius in folded state | 5840 mm | 11. Hinge joint radius in folded state | 5810 mm |
12. Digging depth in folded state | 4270 mm | 12. Digging depth in folded state | 4386 mm |
13. Radius at high-altitude loading in folded state | 2420 mm | 13. Radius at high-altitude loading in folded state | 2810 mm |


