EV vs gas cost in Hi
Current fuel prices: $5.33/gal gasoline (PADD 5 (West Coast), week of 2026-08-31) and 52.72¢/kWh residential electricity (2026-06). Typical EV: 37 kWh/100mi.
Monthly fuel cost — 1,000 miles
Typical EV (home charging)
$195
$0.195/mi
25 MPG gas car
$213
$0.213/mi
30 MPG gas car
$178
$0.178/mi
35 MPG gas car
$152
$0.152/mi
Yearly savings with an EV in Hi
| Compared to | Fuel for 12,000 mi/yr | EV fuel for 12,000 mi/yr | Yearly saving |
|---|---|---|---|
| 25 MPG gas car | $2,560 | $2,341 | $219 |
| 30 MPG gas car | $2,133 | $2,341 | -$208 |
| 35 MPG gas car | $1,828 | $2,341 | -$512 |
Hi fuel FAQ
Is an EV actually cheaper to fuel in Hi?
Yes. At $5.33/gal, a 30 MPG car costs $0.178 per mile in gas, while a typical EV costs $0.195 per mile charged at home (52.72¢/kWh). That's roughly -$0.017 saved per mile — about -$208 per year at 12,000 miles.
How much gas does the average driver use in Hi?
At 1,000 miles/month in a 30 MPG car, 33 gallons/month (400 gallons/year). The same miles in a typical EV use 370 kWh/month of electricity.
Is Hi gas expensive compared to other states?
Hi ranks #47 of 51 (1 = cheapest gas). The national spread runs from Texas at $3.69 to California at $5.63 per gallon. The higher your gas price, the faster an EV pays for its price premium.