I took a few moments to examine the costs to run the cars over 2025.
The Mark VIII has had 3 oil changes this year (the others have not needed one); that cost is not included.
Mark VIII:
View attachment 15885
Oil change cost inc. adds about $100 to the total cost, about $0.008/mi.
T-bird:
View attachment 15886
Energi
(can't use Fuelly since it doesn't track MPGe):
Total miles: 8,315.6
Total spent: $415.39 ($178.19 in gas, $237.20 in electric)
Avg MPGe: 77.5
Avg Price/Mile: $0.0499
Total Gallons Fueled: 64.45
Total kWh consumed: 1405.6
Avg. Price/Gallons: $2.76