2027 BMW i7 xDrive50 Sedan (21")

Rhode Island home charging cost for the 2027 BMW i7 xDrive50 Sedan (21 inch All-Season Tires)

In Rhode Island, home electricity runs 29.45¢/kWh — put a 2027 BMW i7 xDrive50 Sedan (21 inch All-Season Tires)'s EPA-rated 37.4 kWh/100mi against that and 100 miles costs $11.03, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is cheaper than gas here: 31.2% less than gas per mile, here specifically.

2027 BMW i7 xDrive50 Sedan (21 inch All-Season Tires): yearly cost in Rhode Island

At fueleconomy.gov's default of 15,000 annual miles, the 2027 BMW i7 xDrive50 Sedan (21 inch All-Season Tires) costs roughly $1,654 a year to charge at home in Rhode Island, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $749 a year.

Filling up the 2027 BMW i7 xDrive50 Sedan (21 inch All-Season Tires), in dollars

Covering the 2027 BMW i7 xDrive50 Sedan (21 inch All-Season Tires)'s EPA-rated 354-mile range takes about 132.5 kWh, which costs about $39.03 at Rhode Island's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

How this compares nationally

This combination ranks 18,345 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i7 xDrive50 Sedan (21 inch All-Season Tires) alone ranks 205 of 400 models for efficiency; Rhode Island alone ranks 47 of 51 states for electricity price.

Next step: home charger installation

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

Line up a few Rhode Island electrician quotes for Level 2 install before you commit either way.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Rhode Island has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.