2026 · Midsize & Large SUV · Hybrid
2026 Audi RS Q8 MPG & fuel economy
The 2026 Audi RS Q8 is a midsize or large SUV with one EPA-rated configuration. The most efficient version returns 16 MPG combined (14 city / 20 highway) on premium gasoline. Efficiency is unchanged from the 2025 model. Among 91 midsize & large SUVs rated for 2026, it ranks 87th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $3,703 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2026 Audi RS Q8's fuel average is 6.8 km/L (14.7 L/100 km), or 16 MPG combined: 6.0 km/L in the city and 8.5 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 14 | 6.0 | 16.8 |
| Highway | 20 | 8.5 | 11.8 |
| Combined | 16 | 6.8 | 14.7 |
How it ranks among 2026 Midsize & Large SUVs
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
RS Q8 MPG across model years
Full history →1 EPA-rated configuration
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| AWD · 4.0L 8-cyl turbo · 8-speed automatic RS Q8 Performance |
Hybrid | 14 MPG | 20 MPG | 16 MPG | — | $3,703 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 4.0L 8-cyl turbo
- Transmission
- 8-speed automatic
- Drivetrain
- AWD
- Tailpipe CO₂
- 547 g/mi
- EPA fuel economy score
- 3/10
- EPA greenhouse gas score
- 3/10
2026 Audi RS Q8 vs. rivals
Compare the 2026 RS Q8
With any other car from any year, including other RS Q8 model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2026 Audi RS Q8?
Up to 16 MPG combined (14 city / 20 highway).
What fuel does the 2026 Audi RS Q8 use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2026 Audi RS Q8?
The 2026 Audi RS Q8's fuel average is 6.8 km/L (14.7 L/100 km), or 16 MPG combined: 6.0 km/L in the city and 8.5 km/L on the highway.
How much does it cost to fuel the 2026 Audi RS Q8 per year?
About $3,703 at 15,000 miles a year with $3.95/gal premium gas, or $24.69 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.