2026 Tesla Model 3 Standard RWD: home charging cost in Connecticut

At Connecticut's residential electricity rate of 28.82¢/kWh, a 2026 Tesla Model 3 Standard RWD (rated 24.3 kWh per 100 miles by the EPA) costs $7 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. Charging at home is much cheaper than gas here: 56.3% less than gas per mile, here specifically.

2026 Tesla Model 3 Standard RWD: yearly cost in Connecticut

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Tesla Model 3 Standard RWD charged at home in Connecticut costs about $1,051/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,352 a year.

Filling up the 2026 Tesla Model 3 Standard RWD, in dollars

A 2026 Tesla Model 3 Standard RWD needs roughly 78 kWh to reach its EPA-rated 321-mile range, which runs about $22.48 at 28.82¢/kWh in Connecticut.

How this compares nationally

This combination ranks 13,051 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Tesla Model 3 Standard RWD alone ranks 2 of 400 models for efficiency; Connecticut alone ranks 45 of 51 states for electricity price.

Getting set up to charge a 2026 Tesla Model 3 Standard RWD 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 Connecticut before deciding.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Tesla Model 3 Standard RWD's cost in Connecticut. Connecticut's 28.82¢/kWh rate ranks 45 of 51 states; the state rate guide lays out the full spread.