Against 94 other V8 cars rated 2025–2027, the SQ8 sits right on their 16.3 mpg average.
Every Audi SQ8 engine, compared
The Audi SQ8 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 |
|---|---|---|---|---|
| 4L 8-cyl | 14.6 / 20.6 | 2020–2027 | $2,286 |
What that actually costs
Against its rivals in the same model years, the Cadillac Escalade gets 17 mpg, the Land Rover Defender 18.7 mpg and the Lexus TX 25 mpg, next to 16 mpg for the 2027 SQ8. The SQ8 costs the most of them to run: $864 a year more than the Lexus TX.
| Measure | Value |
|---|---|
| Cost per mile (2027) | $0.200 |
| Fuel per year | $2,400 |
| Fuel over five years | $12,000 |
| Against other V8 cars, 2025–2027 | +$44 a year |
| EPA's own estimate | $4,613 a year |
City or highway — who is this car for
The 2027 Audi SQ8 gives up 6 mpg in town: 20 on the highway against 14 in the city, $823 a year if every mile were city driving.
| Measure | Value | Reading |
|---|---|---|
| City (2027) | 14 mpg | $2,743 a year if you only drive in town |
| Highway | 20 mpg | $1,920 a year if you mostly commute |
| Gap | +6 mpg (43%) | Wide — this car dislikes traffic |
How the SQ8 changed over the years
The SQ8 peaked in 2025 at 17 mpg (15 city, 21 highway) and was at its thirstiest in 2027 at 16 — 1 mpg apart, or $141 a year in fuel between buying one year and the other. The 2027 car does 16.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 2027 | 14 / 20 | 1 | $2,400 | |
| 2026 | 14 / 20 | 1 | $2,400 | |
| 2025 | 15 / 21 | 1 | $2,259 | |
| 2024 | 15 / 21 | 1 | $2,259 | |
| 2023 | 14 / 20 | 1 | $2,259 | |
| 2022 | 15 / 21 | 1 | $2,259 | |
| 2021 | 15 / 21 | 1 | $2,259 | |
| 2020 | 15 / 21 | 1 | $2,259 |
MPG is a number. Dollars per year is the answer.
- Fuel profile built from your actual mileage and local prices
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- Insurance and fuel folded into 5-year cost to own
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How we count
This page rests on 8 EPA ratings of the Audi SQ8 — 1 engine across 2020–2027. 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 $4,613. Full method.
Frequently asked questions
What mpg does the 2027 Audi SQ8 get?
16 mpg combined, 14 city and 20 highway, per EPA. Across every year since 2020 the SQ8 has averaged 16.8 mpg.
Is the 2027 SQ8 more efficient than the 2026?
About the same: 16 against 16 mpg combined.
Which SQ8 year has the best gas mileage?
The 2025, at 17 mpg combined (15 city, 21 highway).
Does the SQ8 get better gas mileage than the Cadillac Escalade?
No: 16 mpg for the 2027 SQ8 against 17 for the 2026 Cadillac Escalade, about $141 a year more to run.
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