What it costs to charge a 2026 Cadillac LYRIQ (11 kW Charger) in Idaho

At Idaho's residential electricity rate of 12.8¢/kWh, a 2026 Cadillac LYRIQ (11 kW Charger) (rated 36.8 kWh per 100 miles by the EPA) costs $4.71 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. That works out to 70.6% cheaper per mile than gasoline in Idaho — charging at home costs a fraction of what gas would here.

Annual cost, at 15 thousands miles a year

Home charging this 2026 Cadillac LYRIQ (11 kW Charger) in Idaho runs about $707 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,696 saved annually, at this mileage.

Filling up the 2026 Cadillac LYRIQ (11 kW Charger), in dollars

$15.36 — that's what Idaho's 12.8¢/kWh rate puts on the 120 kWh a 2026 Cadillac LYRIQ (11 kW Charger) needs for its full 326-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Cadillac LYRIQ (11 kW Charger) in Idaho ranks 3,244 for cost savings versus gas — 1 being the best deal nationally. Separately, the Cadillac LYRIQ (11 kW Charger) ranks 189 of 400 EV models for raw efficiency, and Idaho ranks 3 of 51 for cheapest residential electricity.

Next step: home charger installation

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

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

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Idaho is one of the cheapest states for home electricity — the guide to why the cost varies so much by state covers what drives that.