Charging a 2027 Mercedes-Benz CLA250 Plus with EQ Tech (R22) at home in Tennessee

At Tennessee's residential electricity rate of 13.9¢/kWh, a 2027 Mercedes-Benz CLA250 Plus with EQ Tech (R22) (rated 27 kWh per 100 miles by the EPA) costs $3.75 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 76.6% cheaper per mile than gasoline in Tennessee — charging at home costs a fraction of what gas would here.

Annual cost, at 15 thousands miles a year

Tennessee owners putting 15,000 annual miles on a 2027 Mercedes-Benz CLA250 Plus with EQ Tech (R22) spend about $563 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,840 saved annually, at this mileage.

Filling up the 2027 Mercedes-Benz CLA250 Plus with EQ Tech (R22), in dollars

At Tennessee's rate, fully covering this 2027 Mercedes-Benz CLA250 Plus with EQ Tech (R22)'s 374-mile EPA range costs about $14.04 (101 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 2027 Mercedes-Benz CLA250 Plus with EQ Tech (R22) in Tennessee ranks 460 for cost savings versus gas — 1 being the best deal nationally. Separately, the Mercedes-Benz CLA250 Plus with EQ Tech (R22) ranks 18 of 400 EV models for raw efficiency, and Tennessee ranks 13 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Mercedes-Benz CLA250 Plus with EQ Tech (R22) 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 Tennessee 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. Curious how Tennessee's 13.9¢/kWh compares? The guide to charging cost by state ranks every state side by side.