Does the 2026 Buick Enclave need premium gas?
No. Regular.
$0extra a year
- Regular listed for the Preferred FWD.
- All 6 trims list regular.
- Premium by choice: $327 more a year.
- 52% of 138 SUVs (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 |
|---|---|---|---|---|---|
| Preferred AWD | 2.5L 4cyl | Regular | 21 | $1,829 | $2,171 |
| Preferred FWD | 2.5L 4cyl | Regular | 22 | $1,745 | $2,073 |
| Sport Touring AWD | 2.5L 4cyl | Regular | 21 | $1,829 | $2,171 |
| Sport Touring FWD | 2.5L 4cyl | Regular | 22 | $1,745 | $2,073 |
| Avenir AWD | 2.5L 4cyl | Regular | 21 | $1,829 | $2,171 |
| Avenir FWD | 2.5L 4cyl | Regular | 22 | $1,745 | $2,073 |
Rivals
| Car | Cheapest trim | Grade |
|---|---|---|
| 2026 Buick Enclave | Preferred FWD | Regular |
| 2026 Toyota Highlander | XLE AWD | Regular |
| 2026 Lexus NX | NX 350h FWD | Premium |
| 2026 Acura RDX | SH-AWD | 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