2027 head-to-head · Large Car
2027 Audi A8 Hybrid vs Audi S8 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 · 3.0L 6-cyl turbo · 8-speed automatic · 22 MPG
AWD · 4.0L 8-cyl turbo · 8-speed automatic · 18 MPG
The 2027 Audi A8 Hybrid is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,693 a year to fuel (22 MPG), versus $3,292 for the 2027 Audi S8 Hybrid (18 MPG). That's roughly $598 a year, or about $2,992 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 A8 Hybrid
- Audi S8 Hybrid
Side by side
| Audi A8 Hybrid | Audi S8 Hybrid | |
|---|---|---|
| $2,693 | Your annual fuel cost | $3,292 |
| 22 MPG | Combined efficiency | 18 MPG |
| 19 MPG | City | 15 MPG |
| 27 MPG | Highway | 24 MPG |
| 111 cu ft | Passenger volume | 111 cu ft |
| 13 cu ft | Cargo volume | 13 cu ft |
| 414 g/mi | Tailpipe CO₂ (g/mi) | 502 g/mi |
| 4/10 | EPA fuel economy score | 3/10 |
| 4/10 | EPA greenhouse gas score | 3/10 |
| Hybrid | Powertrain | Hybrid |
| Premium gasoline | Fuel | Premium gasoline |
| 3.0L 6-cyl turbo | Engine / motor | 4.0L 8-cyl turbo |
| 8-speed automatic | Transmission | 8-speed automatic |
| 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 A8 Hybrid vs Audi S8 Hybrid across model years
- Audi A8 Hybrid
- Audi S8 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
Among 16 2027 large cars, the Audi A8 Hybrid ranks 12th and the Audi S8 Hybrid 13th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2027 Audi A8 Hybrid or the 2027 Audi S8 Hybrid?
Measured by cost to drive, the Audi A8 Hybrid. The Audi A8 Hybrid is rated 22 MPG combined and the Audi S8 Hybrid 18 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2027 Audi A8 Hybrid vs. the Audi S8 Hybrid per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,693 for the Audi A8 Hybrid and $3,292 for the Audi S8 Hybrid.
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