Context
What would happen if every dollar had to justify itself?
Every dollar has to justify itself, so the car has to prove it belongs.
Work van
28.0¢ /mi
2015 Express 2500, 13 mpg
This car, measured
12.2¢ /mi
energy, across 4,067.2 mi
A year, van vs. this car
$4,235
at this car’s 2,238 mi a month
The fleet, in order
| Period | Vehicle | Role | EPA combined |
|---|---|---|---|
| Sep 2025 to Jul 2026 | 2015 Chevrolet Express 2500 Cargo | Detail van, dealership runs plus detail jobs 1 to 2 weekends a month | 13 mpg |
| Jul 2026 | 2011 Toyota Sienna Limited | Interim daily driver | 20 mpg |
| Jul to Aug 2026 (15 days) | 2016 Toyota Sequoia Platinum 2WD | Interim daily driver | 15 mpg |
| Aug 2026 | 2011 Toyota Sienna Limited | Interim daily driver, second stint | 20 mpg |
| Aug 2026 (5 days) | Lexus ES300h | Stopgap, immediately before this car | 44 mpg |
| Aug 22, 2026 → | 2024 Model Y Long Range AWD | Current |
Every row below is priced at this car’s own pace, so each one covers the same driving. The gas rows are modeled; this car’s is measured.
Cost per mile, at Tennessee’s pump price
| Vehicle | Efficiency | Per mile | A month | A year |
|---|---|---|---|---|
| 2024 Model Y (this car) | 293.2 Wh/mi | 12.2¢ measured | $274 | $3,285 |
| 2015 Chevrolet Express 2500 | 13 mpg | 28.0¢ | $627 | $7,520 |
| 2016 Toyota Sequoia Platinum 2WD | 15 mpg | 24.3¢ | $544 | $6,526 |
| 2011 Toyota Sienna Limited | 20 mpg | 18.2¢ | $407 | $4,888 |
| Lexus ES300h | 44 mpg | 8.3¢ | $186 | $2,229 |
Gas figures use each vehicle’s EPA combined rating at Tennessee’s statewide average of $3.64/gal (AAA, August 24, 2026). This car: $497.48 of charging across 4,067.2 miles. To price home charging at your own rate, use Your Numbers.
What happens next
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Everything here started as a what-if and ended as a record. The crew hears the day the next one opens.
