Porsche · 2017
Cayman 2.0L 4-cyl
✓ EPA Verified
Premium Gasoline
Two Seaters
Rear-Wheel Drive
City
22
MPG
Combined
25
MPG
Highway
29
MPG
Annual Fuel Cost
$2,300
Based on 15,000 miles/year · EPA estimates
vs avg gas vehicle
$150
more per year
Class Comparison — Two Seaters
Top 20%
Better than 80 out of 100 vehicles in its class for fuel efficiency.
This vehicle: 25 MPG
This vehicle
25 MPG
Class average
21 MPG
Class lowest
14 MPG
EPA Energy & Environment Scores
5
Energy Score
Out of 10
5
GHG Score
Out of 10
353 lbs
Annual CO₂
g/mile tailpipe CO₂
Yes
Start-Stop
Auto stop-start
Vehicle Specifications
Engine2.0L 4-cyl
TransmissionAutomatic (AM-S7)
DriveRear-Wheel Drive
Fuel TypePremium Gasoline
Vehicle ClassTwo Seaters
Engine DescSIDI
Start-StopYes
EPA Vehicle ID39800

25 MPG combined is acceptable for the 2017 Porsche Cayman 2.0L 4-cyl, a compromise for Cayman drivers. This car prioritizes performance over being a commuter. It’s designed for cornering and a pure driving experience. Fuel efficiency isn’t the main goal, but knowing you won’t empty your wallet on a Sunday drive is good.

City and highway performance

The EPA estimates the 2017 Cayman 2.0L will get 22 MPG in the city and 29 MPG on the highway. This difference shows the Cayman’s ability to function reasonably well in cities. The 2.0L turbocharged engine loves to rev but also provides enough low-end torque for manageable city driving.

The Cayman truly shines on the open road. The 29 MPG highway figure suggests extended road trips won’t be too expensive. Owners can explore winding roads without constantly worrying about finding the next gas station. The quick-shifting 7-speed automatic transmission helps achieve these numbers by keeping the engine in its optimal range for both performance and economy.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2017 Porsche Cayman 2.0L at $2,300. This is based on driving 15,000 miles per year and using national average fuel prices. Premium fuel is required for optimal performance, and aggressive driving will increase that number. While $2,300 might seem high compared to a compact sedan, it’s reasonable for a performance coupe. Those considering a Cayman likely know that performance and low running costs rarely coexist. If your fuel costs are higher, you might want to look into browsing all all Porsche fuel economy data.

Real-world expectations

Real-world fuel economy will vary based on driving style, traffic, and the types of roads you drive. The EPA figures offer a useful baseline, but aggressive driving and frequent stop-and-go traffic will lower your MPG. Some Cayman owners report figures close to the official estimates during normal driving; others who regularly drive the car hard often see significantly lower numbers. Fuel quality and ambient temperature can also have a small impact. Track your own fuel consumption to better understand what to expect in your specific driving conditions. Consider browsing CAYMAN MPG across all years if you are considering a different model year.

How it compares

The 2017 Porsche Cayman 2.0L’s fuel economy is competitive compared to rivals, but not the best. The BMW M240i, which has more horsepower, gets around 25 MPG combined. The Audi TTS, with its turbocharged 2.0L engine and Quattro all-wheel drive, is also in the same range at around 26 MPG combined. The Nissan 370Z, a more raw sports car, offers worse fuel economy, around 22 MPG combined.

Small differences in MPG often aren’t a deciding factor for Cayman drivers. They focus on the Porsche’s handling, mid-engine balance, and overall driving experience over slightly better fuel efficiency. The Cayman is unique, blending performance and refinement that many competitors can’t match.

Tips to maximize efficiency

Drive smoothly. The Cayman’s responsiveness can be addictive, so control the urge to constantly accelerate and brake hard. Anticipate traffic and maintain a steady speed when possible. Gentle acceleration and coasting to stops will improve fuel economy without losing too much driving enjoyment.

Maintain your tires properly. Make sure your tires are inflated to the recommended pressure. Underinflated tires increase rolling resistance, which hurts fuel efficiency. Regularly check your tire pressure, especially during temperature changes, and keep them inflated per the sticker on the door jamb of your Cayman.

Remove unnecessary weight from your car because extra weight increases fuel consumption. Whether it’s golf clubs, gym bags, or tools, take out anything you don’t need daily. A lighter Cayman is more efficient and more fun.

Avoid short trips. Short trips are inefficient because the engine doesn’t reach its optimal operating temperature quickly enough. Combine errands or walk/bike for short distances when you can. The Cayman is designed for spirited drives on open roads, not city streets.