Does the 2026 Audi S8 need premium gas?
Yes. Premium.
$400extra a year
- Premium listed for the Base Style AWD.
- Required or only recommended: the data does not say.
- 64% of 55 sedans (2026) list premium.
12,000 miles a year. Gas $3.20. Premium $0.60 more.
| Trim | Engine | Grade | Mpg | Regular, a year | Premium, a year |
|---|---|---|---|---|---|
| Base Style AWD | 4.0L 8cyl | Premium | 18 | $2,133 | $2,533 |
Rivals
| Car | Cheapest trim | Grade |
|---|---|---|
| 2026 Audi S8 | Base Style AWD | Premium |
| 2026 Audi RS 7 | performance AWD | Premium |
| 2026 BMW M5 | AWD | Premium |
| 2026 Mercedes-Benz S-Class | S 500 4MATIC AWD | Premium |
| 2026 Porsche Panamera | RWD | Premium |
What this cannot tell you
Check the fuel door or manual before you fill.
Gas prices and the premium gap change by state.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree