STI MPG Ratings
Compare fuel economy across all 1 STI models
New
—
2026 models
Data sourced from the U.S. EPA fuel economy database, updated annually.
Recent models
Models in production between 2015 and 2025
| Model | MPG ⓘ | Fuel cost/yr ⓘ |
|---|---|---|
| S209 › 2019 | 17 | $4,050 |