Every angle on the family gas car's fuel economy, cost, and what it's costing you vs. going electric.
MPG over time
Each point is a full fill-up; dashed line is the running average.
City driving % vs. MPG
Does more city driving drag economy down? (only tanks with a city-% logged)
Price per gallon — what you paid vs. the Detroit market
Your fill-ups against the monthly market average already tracked on the EV side.
Monthly fuel spend
Cumulative spend — gas vs. the EV you didn't buy
Running total of what you've spent on gas, and what the same miles would've cost charged at home.
Cost per mile
Fuel cost ÷ miles, per full tank.
Gallons burned per month
CO₂ emitted per month
Tailpipe CO₂ from fuel burned (8.887 kg per gallon).
| Date | Vehicle | Odometer | Gallons | $/gal | Total | MPG |
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