Does the 2015 Porsche 911 have auto start-stop?
No. The EPA lists no automatic engine start-stop on the 2015 Porsche 911.
Key takeaways
- Without start-stop, most cars take a standard flooded battery unless the manufacturer fitted AGM.
- Most systems have an off button that disables start-stop until the engine is next started; some models remember the setting.
| Engine | Drive | Transmission | Start-stop |
|---|---|---|---|
| 3.4L 6-cylinder | 4WD | 7-speed automated manual (dual-clutch) | No |
| 3.4L 6-cylinder | RWD | 7-speed automated manual (dual-clutch) | No |
| 3.4L 6-cylinder | 4WD | 7-speed manual | No |
| 3.4L 6-cylinder | RWD | 7-speed manual | No |
| 3.8L 6-cylinder | 4WD | 7-speed automated manual (dual-clutch) | No |
| 3.8L 6-cylinder turbo | 4WD | 7-speed automated manual (dual-clutch) | No |
| 3.8L 6-cylinder | RWD | 7-speed automated manual (dual-clutch) | No |
| 3.8L 6-cylinder | 4WD | 7-speed manual | No |
| 3.8L 6-cylinder | RWD | 7-speed manual | No |
Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov). Each row is one certified configuration; a trim or option not sold in a configuration is not listed.
2015 Porsche 911 battery size, type and CCA → Some start-stop cars also need the new battery registered: which ones →