2026 Rivian R1T All-Terrain Performance Dual Large Plus (20in): home charging cost in Tennessee

In Tennessee, home electricity runs 13.9¢/kWh — put a 2026 Rivian R1T All-Terrain Performance Dual Large Plus (20in)'s EPA-rated 46.9 kWh/100mi against that and 100 miles costs $6.52, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 59.3% less than gas per mile, here specifically.

2026 Rivian R1T All-Terrain Performance Dual Large Plus (20in): yearly cost in Tennessee

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Rivian R1T All-Terrain Performance Dual Large Plus (20in) charged at home in Tennessee costs about $978/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,425 a year.

What one full charge costs

A 2026 Rivian R1T All-Terrain Performance Dual Large Plus (20in) needs roughly 136.9 kWh to reach its EPA-rated 292-mile range, which runs about $19.03 at 13.9¢/kWh in Tennessee.

How this compares nationally

This combination ranks 11,536 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1T All-Terrain Performance Dual Large Plus (20in) alone ranks 368 of 400 models for efficiency; Tennessee alone ranks 13 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 Tennessee electrician quotes for Level 2 install before you commit either way.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Curious how Tennessee's 13.9¢/kWh compares? The guide to charging cost by state ranks every state side by side.