Audi is adding another version of its Q4 e-tron. The Q4 40 e-tron comes in regular and Sportback versions and offers the middle battery option in the lineup, thus offering a few more kilometers on a single charge than the Q4 35 e-tron version. The new Q4 40 e-tron packs a larger 63 kWh battery (59 kWh net) – in… Read more…