There are a few differences between the BV6000 and the LH5000. The main difference being the BV6000 can go up to 250 mph and the LH5000 goes up to 240 mph. The BV6000 uses a disposable leaf bag system or a standard shoulder bag and comes with more accessories. The LH5000 has the option for those accessories however they are not included. The LH5000 uses a zipper less shoulder bag (removable clamp) and has a variable speed control knob. The BV6000 has a two speed switch.