Rates updated July 2026 · Electricity: U.S. EIA · Range: EPA estimate, longest-range trim
Charging a Hyundai IONIQ 9 from empty to full at home costs about $22.38 at the US average electricity rate of 18.31¢/kWh. Depending on where you live, that ranges from $15.55 in Louisiana to $58.67 in Hawaii.
Per mile, the Hyundai IONIQ 9 costs about 6.7¢ at the national average, versus about 14.3¢ for a 28-mpg gas car at $4.00 a gallon. Over 1,000 miles a month that's roughly $67 versus $143.
How long does a Hyundai IONIQ 9 take to charge at home?
| Charger | 20% → 80% | 0% → 100% | Miles per hour |
|---|---|---|---|
| Level 1 – 120V wall outlet (1.4 kW) | 55 h 28 min | 92 h 26 min | 4 |
| Level 2 – 32A (7.7 kW) | 9 h 31 min | 15 h 52 min | 21 |
| Level 2 – 40A / NEMA 14-50 (9.6 kW) | 7 h 38 min | 12 h 44 min | 26 |
| Level 2 – 48A hardwired (11.5 kW) | 6 h 23 min | 10 h 38 min | 32 |
Actual speed is limited by the car's onboard charger and slows near 100%. Check your trim's maximum AC charging rate before buying a 48A charger.
Your Hyundai IONIQ 9 charging cost calculator
Assumes Level 2 home charging at 90% efficiency and EPA-rated range. Electricity rates: EIA residential averages, July 2026.
Cost to charge a Hyundai IONIQ 9 in every state
| State | Rate | Full charge | Per 1,000 mi | Saved vs gas |
|---|---|---|---|---|
| Louisiana | 12.72¢ | $15.55 | $46 | $96 |
| Nevada | 12.77¢ | $15.61 | $47 | $96 |
| Utah | 13.12¢ | $16.04 | $48 | $95 |
| North Dakota | 13.41¢ | $16.39 | $49 | $94 |
| Tennessee | 13.71¢ | $16.76 | $50 | $93 |
| Idaho | 13.73¢ | $16.78 | $50 | $93 |
| Nebraska | 13.78¢ | $16.84 | $50 | $93 |
| Kentucky | 13.81¢ | $16.88 | $50 | $92 |
| Arkansas | 14.33¢ | $17.51 | $52 | $91 |
| Oklahoma | 14.35¢ | $17.54 | $52 | $91 |
| Wyoming | 14.36¢ | $17.55 | $52 | $90 |
| Mississippi | 14.54¢ | $17.77 | $53 | $90 |
| Washington | 14.71¢ | $17.98 | $54 | $89 |
| Montana | 14.99¢ | $18.32 | $55 | $88 |
| Florida | 15.03¢ | $18.37 | $55 | $88 |
| North Carolina | 15.16¢ | $18.53 | $55 | $88 |
| Kansas | 15.27¢ | $18.66 | $56 | $87 |
| South Dakota | 15.37¢ | $18.79 | $56 | $87 |
| Arizona | 15.38¢ | $18.80 | $56 | $87 |
| South Carolina | 15.47¢ | $18.91 | $56 | $86 |
| West Virginia | 15.78¢ | $19.29 | $58 | $85 |
| Texas | 15.88¢ | $19.41 | $58 | $85 |
| Oregon | 15.97¢ | $19.52 | $58 | $85 |
| Iowa | 15.99¢ | $19.54 | $58 | $85 |
| Missouri | 16.09¢ | $19.67 | $59 | $84 |
| New Mexico | 16.09¢ | $19.67 | $59 | $84 |
| Georgia | 16.27¢ | $19.89 | $59 | $83 |
| Alabama | 16.40¢ | $20.04 | $60 | $83 |
| Indiana | 16.73¢ | $20.45 | $61 | $82 |
| Colorado | 17.00¢ | $20.78 | $62 | $81 |
| Minnesota | 17.45¢ | $21.33 | $64 | $79 |
| Virginia | 17.55¢ | $21.45 | $64 | $79 |
| Delaware | 18.48¢ | $22.59 | $67 | $75 |
| Wisconsin | 19.06¢ | $23.30 | $70 | $73 |
| Illinois | 19.22¢ | $23.49 | $70 | $73 |
| Ohio | 19.45¢ | $23.77 | $71 | $72 |
| Maryland | 21.41¢ | $26.17 | $78 | $65 |
| Pennsylvania | 21.72¢ | $26.55 | $79 | $64 |
| Michigan | 23.05¢ | $28.17 | $84 | $59 |
| Vermont | 23.75¢ | $29.03 | $87 | $56 |
| Connecticut | 24.16¢ | $29.53 | $88 | $55 |
| New Jersey | 25.19¢ | $30.79 | $92 | $51 |
| New Hampshire | 26.60¢ | $32.51 | $97 | $46 |
| Rhode Island | 28.29¢ | $34.58 | $103 | $40 |
| Alaska | 28.83¢ | $35.24 | $105 | $38 |
| New York | 29.90¢ | $36.54 | $109 | $34 |
| Massachusetts | 30.49¢ | $37.27 | $111 | $32 |
| Maine | 32.41¢ | $39.61 | $118 | $25 |
| California | 33.61¢ | $41.08 | $123 | $20 |
| Hawaii | 48.00¢ | $58.67 | $175 | $-32 |
Compare with other EVs
Tesla Model Y ($16.07), Tesla Model 3 ($16.07), Hyundai IONIQ 5 ($17.09), Toyota bZ ($15.20), Chevrolet Equinox EV ($17.29), Ford Mustang Mach-E ($18.51), Honda Prologue ($17.29), Lexus RZ ($15.67), Cadillac LYRIQ ($20.75), Kia EV6 ($17.09), Kia EV9 ($20.30), Nissan LEAF ($15.26), Volkswagen ID.4 ($16.68), Chevrolet Bolt ($13.22), Ford F-150 Lightning ($26.65), Tesla Cybertruck ($25.02) . Full-charge costs at the US average rate.
Frequently asked questions
How much does it cost to fully charge a Hyundai IONIQ 9?
About $22.38 at the US average home electricity rate of 18.31¢/kWh, including typical Level 2 charging losses. It ranges from $15.55 in Louisiana to $58.67 in Hawaii.
How long does it take to charge a Hyundai IONIQ 9 at home?
On a 40-amp Level 2 charger (9.6 kW), going from 20% to 80% takes about 7 h 38 min, assuming the car accepts that rate. On a standard 120V outlet the same top-up takes about 55 h 28 min.
Is a Hyundai IONIQ 9 cheaper to run than a gas car?
At the US average electricity rate it costs about 6.7¢ per mile to charge at home, versus about 14.3¢ per mile for a 28-mpg car at $4.00 a gallon.