Against 344 other Hybrid cars rated 2024–2026, the Q8 trails their 28 mpg average by 9 mpg, about $650 a year.
Every Audi Q8 engine, compared
The Audi Q8 was rated in a single specification, so its gas mileage does not vary by version — only by model year. Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 3L 6-cyl Hybrid | 17.4 / 22.6 | 2019–2026 | $1,990 |
What that actually costs
Against its rivals in the same model years, the Lexus GX gets 17 mpg, the Cadillac Escalade 17 mpg and the Hyundai Palisade 27.8 mpg, next to 19 mpg for the 2026 Q8.
| Measure | Value |
|---|---|
| Cost per mile (2026) | $0.168 |
| Fuel per year | $2,021 |
| Fuel over five years | $10,105 |
| Against other Hybrid cars, 2024–2026 | +$650 a year |
| EPA's own estimate | $4,006 a year |
City or highway — who is this car for
The 2026 Audi Q8 gives up 6 mpg in town: 23 on the highway against 17 in the city, $589 a year if every mile were city driving.
| Measure | Value | Reading |
|---|---|---|
| City (2026) | 17 mpg | $2,259 a year if you only drive in town |
| Highway | 23 mpg | $1,670 a year if you mostly commute |
| Gap | +6 mpg (35%) | Wide — this car dislikes traffic |
How the Q8 changed over the years
The Q8 peaked in 2023 at 20 mpg (18 city, 23 highway) and was at its thirstiest in 2020 at 18 — 2 mpg apart, or $213 a year in fuel between buying one year and the other. The 2026 car does 19.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 2026 | 17 / 23 | 1 | $2,021 | |
| 2025 | 17 / 23 | 1 | $2,021 | |
| 2024 | 17 / 23 | 1 | $2,021 | |
| 2023 | 18 / 23 | 1 | $1,920 | |
| 2022 | 18 / 23 | 1 | $1,920 | |
| 2021 | 18 / 23 | 1 | $1,920 | |
| 2020 | 17 / 21 | 1 | $2,133 | |
| 2019 | 17 / 22 | 1 | $2,021 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 8 EPA ratings of the Audi Q8 — 1 engine across 2019–2026. The mileage is EPA's laboratory figure, unchanged; the yearly bill is ours, at 12,000 miles and $3.20 a gallon, against EPA's own estimate of $4,006. Full method.
Frequently asked questions
What mpg does the 2026 Audi Q8 get?
19 mpg combined, 17 city and 23 highway, per EPA. Across every year since 2019 the Q8 has averaged 19.3 mpg.
Is the 2026 Q8 more efficient than the 2025?
About the same: 19 against 19 mpg combined.
Which Q8 year has the best gas mileage?
The 2023, at 20 mpg combined (18 city, 23 highway).
Does the Q8 get better gas mileage than the Lexus GX?
Yes: 19 mpg for the 2026 Q8 against 17 for the 2026 Lexus GX, about $238 a year less to run.
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