2012 Lexus IS
5 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| IS 250 AWD | 20 | 26 | 22 | Premium Gasoline | All-Wheel Drive | 2.5L 6-cyl | Automatic (S6) |
| IS 250/IS 250C | 21 | 29 | 24 | Premium Gasoline | Rear-Wheel Drive | 2.5L 6-cyl | Automatic (S6) |
| IS 250/IS 250C | 19 | 27 | 22 | Premium Gasoline | Rear-Wheel Drive | 2.5L 6-cyl | Manual 6-spd |
| IS 350 AWD | 18 | 25 | 21 | Premium Gasoline | All-Wheel Drive | 3.5L 6-cyl | Automatic (S6) |
| IS 350/IS 350C | 19 | 27 | 22 | Premium Gasoline | Rear-Wheel Drive | 3.5L 6-cyl | Automatic (S6) |