2027 Rivian R1T Performance (20in AT): home charging cost in Maryland

In Maryland, home electricity runs 21.27¢/kWh — put a 2027 Rivian R1T Performance (20in AT)'s EPA-rated 49.8 kWh/100mi against that and 100 miles costs $10.6, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is cheaper than gas here: 33.8% less than gas per mile, here specifically.

What a year of driving costs

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Rivian R1T Performance (20in AT) charged at home in Maryland costs about $1,590/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $813 a year.

Filling up the 2027 Rivian R1T Performance (20in AT), in dollars

A 2027 Rivian R1T Performance (20in AT) needs roughly 164 kWh to reach its EPA-rated 329-mile range, which runs about $34.87 at 21.27¢/kWh in Maryland.

2027 Rivian R1T Performance (20in AT) in Maryland, ranked

This combination ranks 18,013 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1T Performance (20in AT) alone ranks 387 of 400 models for efficiency; Maryland alone ranks 39 of 51 states for electricity price.

Before you install a home charger in Maryland

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.

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

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 21.27¢/kWh, Maryland sits in the middle of the national range — the guide to why charging cost varies by state shows where.