Delaware home charging cost for the 2026 Rivian R1T Performance Dual Large (20in)

A 2026 Rivian R1T Performance Dual Large (20in) draws 42.9 kWh per 100 miles per the EPA; at Delaware's 17.74¢/kWh residential rate that's $7.61 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 52.5% less than gas per mile, here specifically.

2026 Rivian R1T Performance Dual Large (20in): yearly cost in Delaware

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Rivian R1T Performance Dual Large (20in) costs roughly $1,141 a year to charge at home in Delaware, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,262 a year.

What one full charge costs

Covering the 2026 Rivian R1T Performance Dual Large (20in)'s EPA-rated 300-mile range takes about 128.6 kWh, which costs about $22.82 at Delaware's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2026 Rivian R1T Performance Dual Large (20in) in Delaware, ranked

This combination ranks 14,379 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1T Performance Dual Large (20in) alone ranks 319 of 400 models for efficiency; Delaware alone ranks 33 of 51 states for electricity price.

Getting set up to charge a 2026 Rivian R1T Performance Dual Large (20in) 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.

Line up a few Delaware electrician quotes for Level 2 install before you commit either way.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 17.74¢/kWh, Delaware sits in the middle of the national range — the guide to why charging cost varies by state shows where.