2026 Tesla Model 3 Performance AWD: home charging cost in Connecticut

In Connecticut, home electricity runs 28.82¢/kWh — put a 2026 Tesla Model 3 Performance AWD's EPA-rated 30.2 kWh/100mi against that and 100 miles costs $8.72, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 45.6% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Tesla Model 3 Performance AWD charged at home in Connecticut costs about $1,307/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,095 a year.

What one full charge costs

A 2026 Tesla Model 3 Performance AWD needs roughly 95 kWh to reach its EPA-rated 314-mile range, which runs about $27.37 at 28.82¢/kWh in Connecticut.

How this compares nationally

This combination ranks 16,032 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Tesla Model 3 Performance AWD alone ranks 63 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 Performance AWD 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.

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

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 28.82¢/kWh, Connecticut sits in the middle of the national range — the guide to why charging cost varies by state shows where.