Porsche · 2023
911 Carrera T 3.0L 6-cyl
✓ EPA Verified
Premium Gasoline
Minicompact Cars
Rear-Wheel Drive
City
18
MPG
Combined
20
MPG
Highway
24
MPG
Annual Fuel Cost
$2,900
Based on 15,000 miles/year · EPA estimates
vs avg gas vehicle
$750
more per year
Class Comparison — Minicompact Cars
Bottom 26%
Better than 26 out of 100 vehicles in its class for fuel efficiency.
This vehicle: 20 MPG
This vehicle
20 MPG
Class average
25 MPG
Class lowest
16 MPG
EPA Energy & Environment Scores
4
Energy Score
Out of 10
4
GHG Score
Out of 10
442 lbs
Annual CO₂
g/mile tailpipe CO₂
Yes
Start-Stop
Auto stop-start
Vehicle Specifications
Engine3.0L 6-cyl
TransmissionAutomatic (AM-S8)
DriveRear-Wheel Drive
Fuel TypePremium Gasoline
Vehicle ClassMinicompact Cars
Engine DescSIDI
Start-StopYes
EPA Vehicle ID46554

The 2023 Porsche 911 Carrera T gets 20 MPG combined. This car focuses on driver engagement and lightweight performance over maximum efficiency. It’s not a Prius, and Carrera T buyers know that. It’s a focused performance machine, and the fuel consumption reflects this.

City and highway performance

The EPA estimates the 911 Carrera T at 18 MPG in the city and 24 MPG on the highway. The city figure reflects frequent stops, where the 3.0L turbocharged flat-six engine works harder and the eight-speed PDK automatic transmission shifts often. The highway number is better, achieved under steadier throttle and higher speeds, allowing the engine to operate more efficiently in higher gears.

These figures depend on driving style. A heavy foot will likely result in lower mileage, while a gentler approach might yield slightly better results. The car begs to be driven enthusiastically, where you accept the efficiency consequences.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2023 Porsche 911 Carrera T at $2,900. This is based on driving 15,000 miles per year and using national average fuel prices. This is only an estimate because your actual fuel costs depend on your driving habits, the roads you drive on most often, and the price of premium gasoline.

However, $2,900 provides a benchmark to help buyers understand the financial implications of a performance-oriented sports car.

Real-world expectations

EPA numbers are acquired through a standardized testing procedure, and real-world fuel economy will vary. Drivers who frequently use “Sport” or “Sport Plus” modes, spend time on track days, or live in urban environments with traffic should anticipate figures below 20 MPG combined. On the other hand, those who accelerate smoothly, use cruise control on the highway, and use the car’s coasting function may see slightly improved fuel economy.

The Carrera T responds directly to the driver’s input, and that applies to its fuel consumption. Check out 911 MPG across all years on our site.

How it compares

The Carrera T’s fuel economy sits in a specific spot compared to its competitors. The BMW M4 Competition, for example, gets a similar 16 MPG city and 23 MPG highway with its rear-wheel-drive. The Audi R8 RWD with its V10 engine, gets 14 MPG city and 23 MPG highway. The Mercedes-AMG C63 S Coupe, with its V8, sees similar if not slightly worse numbers.

These differences are relevant when buying a sports car. The 911 Carrera T buyer is often weighing performance and driving experience. They might accept slightly lower fuel economy for the T’s overall package. Those who want to see all Porsche fuel economy data will analyze these differences carefully.

Tips to maximize efficiency

The most direct way to improve fuel economy in the Carrera T is to resist flooring it at every opportunity. Smooth, deliberate acceleration and anticipating traffic flow will significantly reduce fuel consumption. The car’s agility and responsive steering allow for maintaining momentum through corners, minimizing braking and re-acceleration.

Use the car’s coasting function when you can. Lifting off the throttle on downhill stretches or when approaching a stop sign allows the transmission to disengage, reducing fuel use. This is especially effective on long highway drives and can improve overall fuel economy.

Make sure the tires are properly inflated to the manufacturer’s recommended pressure. Underinflated tires increase rolling resistance, making the engine work harder and use more fuel. Check the tire pressure regularly and adjust as needed, especially during seasonal temperature changes.

Use the “Normal” drive mode for everyday driving. “Sport” and “Sport Plus” modes enhance throttle response and shift points for maximum performance, but they also significantly increase fuel consumption. For commuting or cruising, the “Normal” mode provides a relaxed and efficient driving experience while still delivering the car’s characteristics.