We had that exact experience. Two cross country road trips targeting EA due to free charging, 14,000 miles or so in year 1.
Two weeks ago we charged at the Mercedes NA headquarters in Atlanta for cheaper than EA, I think $0.54, and it was the same model as an IONNA Rechargery, with a Mercedes...
At 35 kWh/100mi the break even price for road tripping in the Macan is around 10x the charging cost per kWh. EA regularly around $0.65, would require gas prices to be around $6.80 to break even on trip fuel costs. IONNA averaged (3 GA locations) $0.35 on a recent 1000 mile round trip drive. With...