2021 head-to-head · Midsize Car
2021 Audi RS Hybrid vs Bentley Flying Spur
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 · 4.0L 8-cyl turbo · 8-speed automatic · 17 MPG
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2021 Audi RS Hybrid (17 MPG) costs about $3,485 a year to fuel and the 2021 Bentley Flying Spur (17 MPG) about $3,485.
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 RS Hybrid
- Bentley Flying Spur
Side by side
| Audi RS Hybrid | Bentley Flying Spur | |
|---|---|---|
| $3,485 | Your annual fuel cost | $3,485 |
| 17 MPG | Combined efficiency | 17 MPG |
| 15 MPG | City | 15 MPG |
| 22 MPG | Highway | 20 MPG |
| 95 cu ft | Passenger volume | 102 cu ft |
| 25 cu ft | Cargo volume | 13 cu ft |
| 507 g/mi | Tailpipe CO₂ (g/mi) | 520 g/mi |
| 3/10 | EPA fuel economy score | 3/10 |
| 3/10 | EPA greenhouse gas score | 3/10 |
| Hybrid | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 4.0L 8-cyl turbo | Engine / motor | 4.0L 8-cyl turbo |
| 8-speed automatic | 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 RS Hybrid vs Bentley Flying Spur across model years
- Audi RS Hybrid
- Bentley Flying Spur
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 Flying Spur has more passenger space (102 vs. 95 cu ft); the Audi RS Hybrid has more cargo space (25 vs. 13 cu ft).
Among 54 2021 midsize cars, the Audi RS Hybrid ranks 52nd and the Bentley Flying Spur 51st for lowest fuel cost.
The powertrains differ: the Audi RS Hybrid is a full hybrid, while the Bentley Flying Spur is a conventional gas model.
Frequently asked questions
How much does it cost to fuel the 2021 Audi RS Hybrid vs. the Bentley Flying Spur per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,485 for the Audi RS Hybrid and $3,485 for the Bentley Flying Spur.
Which has more cargo space?
The Audi RS Hybrid, with 25 cu ft of luggage volume versus 13 cu ft (EPA interior volume index).
Audi RS Hybrid vs Bentley Flying Spur in other years
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