2020 head-to-head · Midsize Car
2020 Audi S6 Hybrid vs Lexus GS
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 · 2.9L 6-cyl turbo · 8-speed automatic · 22 MPG
The 2020 Lexus GS is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,576 a year to fuel (23 MPG), versus $2,693 for the 2020 Audi S6 Hybrid (22 MPG). That's roughly $117 a year, or about $585 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 S6 Hybrid
- Lexus GS
Side by side
| Audi S6 Hybrid | Lexus GS | |
|---|---|---|
| $2,693 | Your annual fuel cost | $2,576 |
| 22 MPG | Combined efficiency | 23 MPG |
| 18 MPG | City | 20 MPG |
| 28 MPG | Highway | 28 MPG |
| 98 cu ft | Passenger volume | 99 cu ft |
| 16 cu ft | Cargo volume | 14 cu ft |
| 410 g/mi | Tailpipe CO₂ (g/mi) | 388 g/mi |
| 4/10 | EPA fuel economy score | 5/10 |
| 4/10 | EPA greenhouse gas score | 5/10 |
| Hybrid | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 2.9L 6-cyl turbo | Engine / motor | 3.5L 6-cyl |
| 8-speed automatic | Transmission | 8-speed automatic |
| AWD | Drivetrain | RWD |
✓ 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 S6 Hybrid vs Lexus GS across model years
- Audi S6 Hybrid
- Lexus GS
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 Audi S6 Hybrid has more cargo space (16 vs. 14 cu ft).
Among 64 2020 midsize cars, the Audi S6 Hybrid ranks 58th and the Lexus GS 55th for lowest fuel cost.
The powertrains differ: the Audi S6 Hybrid is a full hybrid, while the Lexus GS is a conventional gas model.
Frequently asked questions
Which is more fuel-efficient, the 2020 Audi S6 Hybrid or the 2020 Lexus GS?
Measured by cost to drive, the Lexus GS. The Audi S6 Hybrid is rated 22 MPG combined and the Lexus GS 23 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2020 Audi S6 Hybrid vs. the Lexus GS per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,693 for the Audi S6 Hybrid and $2,576 for the Lexus GS.
Which has more cargo space?
The Audi S6 Hybrid, with 16 cu ft of luggage volume versus 14 cu ft (EPA interior volume index).
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