Charging a 2027 BMW iX3 50 xDrive (21 inch Summer Tires) at home in Arizona
At Arizona's residential electricity rate of 15.45¢/kWh, a 2027 BMW iX3 50 xDrive (21 inch Summer Tires) (rated 32 kWh per 100 miles by the EPA) costs $4.94 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 69.2% cheaper per mile than gasoline in Arizona — charging at home costs a fraction of what gas would here.
What a year of driving costs
Arizona owners putting 15,000 annual miles on a 2027 BMW iX3 50 xDrive (21 inch Summer Tires) spend about $741 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,662 saved annually, at this mileage.
What one full charge costs
At Arizona's rate, fully covering this 2027 BMW iX3 50 xDrive (21 inch Summer Tires)'s 398-mile EPA range costs about $19.67 (127.3 kWh) — the energy the EPA test actually used, not the battery's rated size.
2027 BMW iX3 50 xDrive (21 inch Summer Tires) in Arizona, ranked
Among all 20,400 state-and-model combinations this site tracks, charging a 2027 BMW iX3 50 xDrive (21 inch Summer Tires) in Arizona ranks 4,177 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW iX3 50 xDrive (21 inch Summer Tires) ranks 87 of 400 EV models for raw efficiency, and Arizona ranks 25 of 51 for cheapest residential electricity.
Before you install a home charger in Arizona
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 Arizona 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 15.45¢/kWh, Arizona sits in the middle of the national range — the guide to why charging cost varies by state shows where.