Audi RS e-tron GT in Illinois
Home charging at 16.43¢/kWh (EIA). 36 kWh per 100 miles (EPA combined). Public DC fast: 45¢/kWh avg.
EV vs gas car — annual fuel cost
The Audi RS e-tron GT at home rates compared against a typical 28-mpg gas car and a 40-mpg hybrid at the Illinois fuel price ($3.55/gal).
| Annual mileage | Audi RS e-tron GT (home) | 28-mpg gas | 40-mpg hybrid | EV savings vs gas |
|---|---|---|---|---|
| 6,000 mi | $355 | $761 | $533 | $406 |
| 10,000 mi | $591 | $1268 | $888 | $676 |
| 12,000 mi | $710 | $1521 | $1065 | $812 |
| 15,000 mi | $887 | $1902 | $1331 | $1015 |
| 20,000 mi | $1183 | $2536 | $1775 | $1353 |
Home vs public DC fast charging
Home charging is the default cost optimization. Public DC fast charging in Illinois runs about 2.7× the home rate. For 12,000 miles/yr entirely on DC fast, annual fuel cost would be $1944 vs $710 at home — a $1234 penalty. Apartment dwellers and road-trippers should price this in; daily commuters with home Level 2 can usually ignore public chargers.
DC fast rate is a network average (Electrify America + EVgo + Tesla Supercharger + ChargePoint). Real prices vary by location, time of day, and membership tier.
EV incentives in Illinois
- Illinois EPA EV Rebate$4,000rebateTiered by income/year. $4,000 base, less after 2026
Same vehicle in neighboring states
How Audi RS e-tron GT cost compares in Illinois's contiguous neighbors. Relevant for cross-border driving and relocation decisions.
| State | Electricity | Gas | EV / 100mi | Saves vs gas |
|---|---|---|---|---|
| Illinois (current) | 16.43¢ | $3.55 | $5.91 | $6.76 |
| Missouri | 12.59¢ | $2.95 | $4.53 | $6.00 |
| Kentucky | 12.83¢ | $3.05 | $4.62 | $6.27 |
| Iowa | 13.49¢ | $3.10 | $4.86 | $6.22 |
| Indiana | 15.40¢ | $3.30 | $5.54 | $6.24 |
| Wisconsin | 17.20¢ | $3.25 | $6.19 | $5.42 |
Vehicle specs
- EPA combined efficiency: 36 kWh/100 miles
- EPA range: 232 miles
- Make / model: Audi RS e-tron GT
Other EVs in Illinois
Common questions
- How much does it cost to charge a Audi RS e-tron GT at home in Illinois?
- About $5.91 per 100 miles at the Illinois residential electricity rate of 16.43¢/kWh (EIA). For comparison, a 28-mpg gas car at local gas prices costs $12.68 per 100 miles. Annual savings at 12,000 miles: ~$812.
- Home charging vs public DC fast charging — what's the difference in Illinois?
- Public DC fast charging in Illinois averages ~45¢/kWh — that's 2.7× home rates. A 100-mile session costs roughly $16.20 at public chargers vs $5.91 at home. For daily commuting, home charging pays off. Public fast charging is for road trips and apartment dwellers without home charging access.
- Are there EV incentives in Illinois?
- Yes. Total state incentives can reach $4,000 on top of the federal $7,500 Section 30D tax credit. Eligibility depends on vehicle MSRP and household income — check the official program page for current limits.
- Does winter weather affect charging cost in Illinois?
- Yes — cold weather can reduce EV efficiency by 15-30% (battery + heater draw). The numbers above use EPA combined ratings; budget +20% for sustained sub-freezing temps. Winter range drop is most pronounced for northern states.
Full data sources and formulas: /sources.