How much does it cost to charge a Cadillac Vistiq at home in Hawaii?
$63.03 for a full charge
- Per 100 miles
- $20.67
- A month at 1,000 miles
- $206.66
- Per mile
- 20.7¢
- Gas at 30 mpg, same miles
- $149.33
2026 Cadillac Vistiq AWD, EPA 39.2 kWh per 100 miles, at Hawaii’s average rate of 52.7¢ per kWh (EIA, June 2026). Driving the full EPA range of 305 miles at 39.2 kWh per 100 miles takes about 120 kWh from the wall, charging losses included. How we calculate this
Electricity versus gasoline
| Cadillac Vistiq | Gas car | Difference | |
|---|---|---|---|
| Per 100 miles | $20.67 | $14.93 | $-5.73 |
| A month (1,000 mi) | $206.66 | $149.33 | $-57.33 |
| A year (12,000 mi) | $2,479.95 | $1,792.00 | $-687.95 |
Home charging beats gas for this car as long as electricity costs less than 38.1¢ per kWh. Negative differences mean the gas car is cheaper. The 30 mpg comparison car is our assumption; see the methodology.
What it costs at other monthly mileages
| Miles a month | Energy | Electricity | Gas (30 mpg) |
|---|---|---|---|
| 500 | 196 kWh | $103.33 | $74.67 |
| 750 | 294 kWh | $155.00 | $112.00 |
| 1,000 | 392 kWh | $206.66 | $149.33 |
| 1,500 | 588 kWh | $309.99 | $224.00 |
| 2,000 | 784 kWh | $413.32 | $298.67 |
Charging in Hawaii compared with other states
Hawaii’s residential rate is the 1st most expensive of 51 states and DC, 34.4¢ above the US average of 18.3¢ (+187%). Hawaii’s rate is up 11.8¢ from June 2025 (41.0¢, +28.7%).
Ways to spend less
- Ask your utility about a time-of-use or EV rate and schedule charging for off-peak hours; the car or charger can do it automatically.
- Precondition the cabin while the car is still plugged in, so heating or cooling comes from the grid instead of the battery.
- Keep tires at the pressure on the door-jamb sticker; underinflated tires raise consumption.
- Drive 100 fewer miles a month: saves $20.67 at 52.7¢ per kWh.
Questions
How much does it cost to fully charge a Cadillac Vistiq in Hawaii?
About $63.03. Driving the full EPA range of 305 miles at 39.2 kWh per 100 miles takes about 120 kWh from the wall, charging losses included. at 52.7¢ per kWh.
How much does it cost to charge a Cadillac Vistiq per month?
About $206.66 a month at 1,000 miles (52.7¢ per kWh), or $2,479.95 a year in Hawaii. At the EPA rating of 39.2 kWh per 100 miles, 1,000 miles take 392 kWh from the wall.
How much does it cost to charge a Cadillac Vistiq per mile?
20.7¢ a mile, or $20.67 per 100 miles in Hawaii.
Is charging a Cadillac Vistiq cheaper than gas?
Not at these prices in Hawaii: $20.67 per 100 miles against $14.93 for a 30 mpg car at $4.48 a gallon. Electricity would need to cost under 38.1¢ per kWh to break even.
How many kWh does it take to charge a Cadillac Vistiq?
Driving the full EPA range of 305 miles at 39.2 kWh per 100 miles takes about 120 kWh from the wall, charging losses included. Most charging sessions top up part of the battery, so a typical night uses less.
How does charging in Hawaii compare with other states?
Hawaii’s residential rate is the 1st most expensive of 51 states and DC, 34.4¢ above the US average of 18.3¢ (+187%). Hawaii’s rate is up 11.8¢ from June 2025 (41.0¢, +28.7%).
Sources
- EPA rating carrier: Vistiq 93/78/86 MPGe city/hwy/combined; up to 305 mi
- U.S. EPA and DOE, fueleconomy.gov (official ratings; verify here)
- AAA, national average price of regular gasoline, September 24, 2026
- U.S. Energy Information Administration, Electric Power Monthly, Table 5.6.A: average price of electricity to ultimate customers, residential, June 2026 Figures transcribed from republications of this table on September 26, 2026; pending direct verification from the EIA API.
- Carrier page: June 2026 residential average price, citing EIA Electric Power Monthly Table 5.6.A
Usage assumptions (hours a day, season) are ours and listed on the methodology page. Found an error? Tell us.