Audi Q4 e-tron in Delaware
Home charging at 14.78¢/kWh (EIA). 34 kWh per 100 miles (EPA combined). Public DC fast: 42¢/kWh avg.
EV vs gas car — annual fuel cost
The Audi Q4 e-tron at home rates compared against a typical 28-mpg gas car and a 40-mpg hybrid at the Delaware fuel price ($3.15/gal).
| Annual mileage | Audi Q4 e-tron (home) | 28-mpg gas | 40-mpg hybrid | EV savings vs gas |
|---|---|---|---|---|
| 6,000 mi | $302 | $675 | $473 | $373 |
| 10,000 mi | $503 | $1125 | $788 | $622 |
| 12,000 mi | $603 | $1350 | $945 | $747 |
| 15,000 mi | $754 | $1688 | $1181 | $934 |
| 20,000 mi | $1005 | $2250 | $1575 | $1245 |
Home vs public DC fast charging
Home charging is the default cost optimization. Public DC fast charging in Delaware runs about 2.8× the home rate. For 12,000 miles/yr entirely on DC fast, annual fuel cost would be $1714 vs $603 at home — a $1111 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 Delaware
- DE Clean Vehicle Rebate$2,500rebateBEV with MSRP under $40,000 (LMI: under $60,000)
Same vehicle in neighboring states
How Audi Q4 e-tron cost compares in Delaware's contiguous neighbors. Relevant for cross-border driving and relocation decisions.
| State | Electricity | Gas | EV / 100mi | Saves vs gas |
|---|---|---|---|---|
| Delaware (current) | 14.78¢ | $3.15 | $5.03 | $6.22 |
| Maryland | 18.05¢ | $3.30 | $6.14 | $5.65 |
| Pennsylvania | 18.20¢ | $3.40 | $6.19 | $5.95 |
| New Jersey | 19.13¢ | $3.15 | $6.50 | $4.75 |
Vehicle specs
- EPA combined efficiency: 34 kWh/100 miles
- EPA range: 263 miles
- Make / model: Audi Q4 e-tron
Other EVs in Delaware
Common questions
- How much does it cost to charge a Audi Q4 e-tron at home in Delaware?
- About $5.03 per 100 miles at the Delaware residential electricity rate of 14.78¢/kWh (EIA). For comparison, a 28-mpg gas car at local gas prices costs $11.25 per 100 miles. Annual savings at 12,000 miles: ~$747.
- Home charging vs public DC fast charging — what's the difference in Delaware?
- Public DC fast charging in Delaware averages ~42¢/kWh — that's 2.8× home rates. A 100-mile session costs roughly $14.28 at public chargers vs $5.03 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 Delaware?
- Yes. Total state incentives can reach $2,500 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 Delaware?
- 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.