2026 Audi Q4 Sportback 55 e-tron quattro, HI Charging Cost

Hawaii home charging cost for the 2026 Audi Q4 Sportback 55 e-tron quattro

In Hawaii, home electricity runs 45.95¢/kWh, put a 2026 Audi Q4 Sportback 55 e-tron quattro's EPA-rated 34.6 kWh/100mi against that and 100 miles costs $15.91, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a little less than gas here: 0.7% less than gas per mile, here specifically.

2026 Audi Q4 Sportback 55 e-tron quattro: yearly cost in Hawaii

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Audi Q4 Sportback 55 e-tron quattro costs roughly $2,387 a year to charge at home in Hawaii, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $16 a year.

Filling up the 2026 Audi Q4 Sportback 55 e-tron quattro, in dollars

Covering the 2026 Audi Q4 Sportback 55 e-tron quattro's EPA-rated 251-mile range takes about 86.9 kWh, which costs about $39.94 at Hawaii's residential rate, figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2026 Audi Q4 Sportback 55 e-tron quattro in Hawaii, ranked

This combination ranks 20,094 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Audi Q4 Sportback 55 e-tron quattro alone ranks 141 of 400 models for efficiency; Hawaii alone ranks 51 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 Hawaii 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. Hawaii has some of the highest residential electricity rates in the country, see the guide to why the cost varies so much by state for the full picture.