Depends, I think, on what accessories you're running, the heater, the headlights, the stereo, etc. Why not invest in an OBDII device and get a scanner app that records at least temporarily in graphical form, the LVB %SOC and go for a few drives yourself. I'm sure you'll get answers from others, but it might be an apples-to-oranges comparison depending on what they're running.How fast will the HVB charge the LVB when driving? Enquiring minds want to know