Charging a 2026 Audi Q4 55 e-tron quattro at home in Wyoming

At Wyoming's residential electricity rate of 13.88¢/kWh, a 2026 Audi Q4 55 e-tron quattro (rated 34.6 kWh per 100 miles by the EPA) costs $4.81 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. That works out to 70% cheaper per mile than gasoline in Wyoming — charging at home costs a fraction of what gas would here.

What a year of driving costs

Wyoming owners putting 15,000 annual miles on a 2026 Audi Q4 55 e-tron quattro spend about $721 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,682 saved annually, at this mileage.

Filling up the 2026 Audi Q4 55 e-tron quattro, in dollars

At Wyoming's rate, fully covering this 2026 Audi Q4 55 e-tron quattro's 251-mile EPA range costs about $12.06 (86.9 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Audi Q4 55 e-tron quattro in Wyoming ranks 3,670 for cost savings versus gas — 1 being the best deal nationally. Separately, the Audi Q4 55 e-tron quattro ranks 140 of 400 EV models for raw efficiency, and Wyoming ranks 12 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Audi Q4 55 e-tron quattro at home

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Ask a licensed Wyoming electrician to quote the install before this math becomes a real decision.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 13.88¢/kWh, Wyoming sits in the middle of the national range — the guide to why charging cost varies by state shows where.