Massachusetts home charging cost for the 2027 Cadillac OPTIQ AWD 11kW Charger

In Massachusetts, home electricity runs 30.06¢/kWh — put a 2027 Cadillac OPTIQ AWD 11kW Charger's EPA-rated 34 kWh/100mi against that and 100 miles costs $10.23, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is cheaper than gas here: 36.2% less than gas per mile, here specifically.

What a year of driving costs

At fueleconomy.gov's default of 15,000 annual miles, the 2027 Cadillac OPTIQ AWD 11kW Charger costs roughly $1,534 a year to charge at home in Massachusetts, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $869 a year.

What one full charge costs

Covering the 2027 Cadillac OPTIQ AWD 11kW Charger's EPA-rated 303-mile range takes about 103.1 kWh, which costs about $30.99 at Massachusetts's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

Where this ranks

This combination ranks 17,634 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Cadillac OPTIQ AWD 11kW Charger alone ranks 123 of 400 models for efficiency; Massachusetts alone ranks 49 of 51 states for electricity price.

Getting set up to charge a 2027 Cadillac OPTIQ AWD 11kW Charger at home

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.

Get quotes from local electricians for Level 2 charger installation in Massachusetts before deciding.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Massachusetts 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.