Does the 2026 BMW 4 Series need premium gas?
Yes. Premium.
$240extra a year
- Premium listed for the 430i Gran Coupe RWD.
- All 12 trims list premium.
- Required or only recommended: the data does not say.
- 90% of 29 coupes (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 |
|---|---|---|---|---|---|
| 430i Gran Coupe RWD | 2.0L 4cyl | Premium | 30 | $1,280 | $1,520 |
| 430i xDrive Gran Coupe AWD | 2.0L 4cyl | Premium | 29 | $1,324 | $1,572 |
| 430i Coupe RWD | 2.0L 4cyl | Premium | 31 | $1,239 | $1,471 |
| 430i RWD | 2.0L 4cyl | Premium | 31 | $1,239 | $1,471 |
| 430i xDrive AWD | 2.0L 4cyl | Premium | 30 | $1,280 | $1,520 |
| 430i Convertible RWD | 2.0L 4cyl | Premium | 30 | $1,280 | $1,520 |
| M440i Gran Coupe RWD | 3.0L 6cyl | Premium | 28 | $1,371 | $1,629 |
| M440i Coupe RWD | 3.0L 6cyl | Premium | 30 | $1,280 | $1,520 |
| M440i RWD | 3.0L 6cyl | Premium | 30 | $1,280 | $1,520 |
| M440i xDrive AWD | 3.0L 6cyl | Premium | 28 | $1,371 | $1,629 |
| M440i xDrive Gran Coupe AWD | 3.0L 6cyl | Premium | 27 | $1,422 | $1,689 |
| M440i Convertible RWD | 3.0L 6cyl | Premium | 29 | $1,324 | $1,572 |
Rivals
| Car | Cheapest trim | Grade |
|---|---|---|
| 2026 BMW 4 Series | 430i Gran Coupe RWD | Premium |
| 2026 Toyota Supra | 3.0 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