Originally Posted by mcurcio1989

The voltage on the battery does not just drop off immediately it is a protection on the battery. So once the voltage drops to a certain point it will shut off to prevent it from discharging itself to a point that would cause damage over time. I really do not think this would be an issue in a car. Your not just fully discharging your battery all the time anyways like you try to with an Li ion battery.

That said I would never spend that much money on a battery. It just isn't that big of a deal. I rarely keep a vehicle long enough to justify this anyways.