2025 head-to-head · Subcompact Car
2025 Audi S3 vs Bentley Continental Plug-in Hybrid
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
AWD · 2.0L 4-cyl turbo · 7-speed dual-clutch · 26 MPG
AWD · 4.0L 8-cyl turbo · 8-speed dual-clutch · 46 MPGe + 19 MPG
The 2025 Bentley Continental Plug-in Hybrid is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas and 18¢/kWh electricity, it costs about $2,190 a year to fuel (46 MPGe + 19 MPG), versus $2,279 for the 2025 Audi S3 (26 MPG). That's roughly $89 a year, or about $446 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Audi S3
- Bentley Continental Plug-in Hybrid
Side by side
| Audi S3 | Bentley Continental Plug-in Hybrid | |
|---|---|---|
| $2,279 | Your annual fuel cost | $2,190 |
| 26 MPG | Combined efficiency | 46 MPGe + 19 MPG |
| 23 MPG | City | 49 MPGe / 17 MPG |
| 31 MPG | Highway | 57 MPGe / 22 MPG |
| — | Electricity use (kWh/100 mi) | 64 kWh |
| — | Driving range | 440 mi |
| — | All-electric range | 30 mi |
| 87 cu ft | Passenger volume | 87 cu ft |
| 8 cu ft | Cargo volume | 11 cu ft |
| 344 g/mi | Tailpipe CO₂ (g/mi) | 161 g/mi |
| 5/10 | EPA fuel economy score | 6/10 |
| 5/10 | EPA greenhouse gas score | 8/10 |
| — | Charge time at 240V | 3 hrs |
| Gas | Powertrain | Plug-in hybrid |
| Premium gasoline | Fuel | Premium gas + electricity |
| 2.0L 4-cyl turbo | Engine / motor | 4.0L 8-cyl turbo |
| 7-speed dual-clutch | Transmission | 8-speed dual-clutch |
| AWD | Drivetrain | AWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Audi S3 vs Bentley Continental Plug-in Hybrid across model years
- Audi S3
- Bentley Continental Plug-in Hybrid
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Per EPA interior volume figures, the Bentley Continental Plug-in Hybrid has more cargo space (11 vs. 8 cu ft).
Among 30 2025 subcompact cars, the Audi S3 ranks 14th and the Bentley Continental Plug-in Hybrid 12th for lowest fuel cost.
The powertrains differ: the Audi S3 is a conventional gas model, while the Bentley Continental Plug-in Hybrid is a plug-in hybrid.
Frequently asked questions
Which is more fuel-efficient, the 2025 Audi S3 or the 2025 Bentley Continental Plug-in Hybrid?
Measured by cost to drive, the Bentley Continental Plug-in Hybrid. The Audi S3 is rated 26 MPG combined and the Bentley Continental Plug-in Hybrid 46 MPGe + 19 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2025 Audi S3 vs. the Bentley Continental Plug-in Hybrid per year?
At 15,000 miles a year with $3.95/gal premium gas and 18¢/kWh electricity, about $2,279 for the Audi S3 and $2,190 for the Bentley Continental Plug-in Hybrid.
Which has more cargo space?
The Bentley Continental Plug-in Hybrid, with 11 cu ft of luggage volume versus 8 cu ft (EPA interior volume index).
Audi S3 vs Bentley Continental Plug-in Hybrid in other years
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