2015 Porsche 911 EPA Fuel Economy Summary

The 2015 Porsche 911 delivers an EPA-certified 17–23 MPG combined (14–21 city / 20–28 highway depending on engine and drivetrain) across 37 configurations. Estimated annual fuel costs range from $3,300 to $4,450.

Combined MPG
17–23 MPG
55% city / 45% highway weighted
City MPG
14–21 MPG
Stop-and-go urban cycle
Highway MPG
20–28 MPG
Sustained open-highway test
Annual Fuel Cost
$3,300–4,450
EPA estimate @ 15,000 miles/yr

Official EPA Fuel Economy Ratings by Configuration (37 Variants)

Laboratory certification test values across engine, transmission, and drivetrain permutations

Configuration / Model Powertrain Drivetrain Transmission City Highway Combined Annual Fuel Cost CO2 (g/mi)
911 Carrera Premium 3.4L 6-Cyl Gas Rear-Wheel Drive Automatic (AM-S7) 20 MPG 28 MPG 23 MPG $3,300
911 Carrera 4 Premium 3.4L 6-Cyl Gas 4-Wheel Drive Automatic (AM-S7) 20 MPG 27 MPG 23 MPG $3,300
911 Carrera Cabriolet Premium 3.4L 6-Cyl Gas Rear-Wheel Drive Automatic (AM-S7) 21 MPG 28 MPG 23 MPG $3,300
911 Carrera Premium 3.4L 6-Cyl Gas Rear-Wheel Drive Manual 7-spd 19 MPG 27 MPG 22 MPG $3,450
911 Carrera Cabriolet Premium 3.4L 6-Cyl Gas Rear-Wheel Drive Manual 7-spd 19 MPG 27 MPG 22 MPG $3,450
911 Carrera S Premium 3.8L 6-Cyl Gas Rear-Wheel Drive Manual 7-spd 19 MPG 27 MPG 22 MPG $3,450
911 Carrera S Premium 3.8L 6-Cyl Gas Rear-Wheel Drive Automatic (AM-S7) 19 MPG 27 MPG 22 MPG $3,450
911 Carrera S Cabriolet Premium 3.8L 6-Cyl Gas Rear-Wheel Drive Manual 7-spd 19 MPG 26 MPG 22 MPG $3,450
911 Carrera S Cabriolet Premium 3.8L 6-Cyl Gas Rear-Wheel Drive Automatic (AM-S7) 19 MPG 27 MPG 22 MPG $3,450
911 Carrera 4 Premium 3.4L 6-Cyl Gas 4-Wheel Drive Manual 7-spd 19 MPG 27 MPG 22 MPG $3,450
911 Carrera 4 Cabriolet Premium 3.4L 6-Cyl Gas 4-Wheel Drive Automatic (AM-S7) 20 MPG 27 MPG 22 MPG $3,450
911 Carrera 4S Premium 3.8L 6-Cyl Gas 4-Wheel Drive Automatic (AM-S7) 19 MPG 26 MPG 22 MPG $3,450
911 Targa 4 Premium 3.4L 6-Cyl Gas 4-Wheel Drive Automatic (AM-S7) 19 MPG 26 MPG 22 MPG $3,450
911 Carrera 4 Cabriolet Premium 3.4L 6-Cyl Gas 4-Wheel Drive Manual 7-spd 19 MPG 26 MPG 21 MPG $3,600
911 Carrera 4S Premium 3.8L 6-Cyl Gas 4-Wheel Drive Manual 7-spd 18 MPG 26 MPG 21 MPG $3,600
911 Carrera 4S Cabriolet Premium 3.8L 6-Cyl Gas 4-Wheel Drive Manual 7-spd 18 MPG 26 MPG 21 MPG $3,600
911 Targa 4 Premium 3.4L 6-Cyl Gas 4-Wheel Drive Manual 7-spd 18 MPG 26 MPG 21 MPG $3,600
911 Targa 4S Premium 3.8L 6-Cyl Gas 4-Wheel Drive Manual 7-spd 18 MPG 25 MPG 21 MPG $3,600
911 Targa 4S Premium 3.8L 6-Cyl Gas 4-Wheel Drive Automatic (AM-S7) 18 MPG 25 MPG 21 MPG $3,600
911 Carrera 4S Cabriolet Premium 3.8L 6-Cyl Gas 4-Wheel Drive Automatic (AM-S7) 19 MPG 26 MPG 21 MPG $3,600
911 Carrera GTS Premium 3.8L 6-Cyl Gas Rear-Wheel Drive Manual 7-spd 18 MPG 26 MPG 21 MPG $3,600
911 Carrera GTS Premium 3.8L 6-Cyl Gas Rear-Wheel Drive Automatic (AM-S7) 19 MPG 26 MPG 21 MPG $3,600
911 Carrera GTS Cabriolet Premium 3.8L 6-Cyl Gas Rear-Wheel Drive Automatic (AM-S7) 19 MPG 25 MPG 21 MPG $3,600
911 Carrera 4 GTS Premium 3.8L 6-Cyl Gas 4-Wheel Drive Manual 7-spd 18 MPG 25 MPG 21 MPG $3,600
911 Carrera 4 GTS Premium 3.8L 6-Cyl Gas 4-Wheel Drive Automatic (AM-S7) 19 MPG 25 MPG 21 MPG $3,600
911 Carrera 4 GTS Cabriolet Premium 3.8L 6-Cyl Gas 4-Wheel Drive Automatic (AM-S7) 18 MPG 25 MPG 21 MPG $3,600
911 Turbo Premium 3.8L 6-Cyl Gas 4-Wheel Drive Automatic (AM-S7) 17 MPG 24 MPG 20 MPG $3,800
911 Turbo S Premium 3.8L 6-Cyl Gas 4-Wheel Drive Automatic (AM-S7) 17 MPG 24 MPG 20 MPG $3,800
911 Carrera GTS Cabriolet Premium 3.8L 6-Cyl Gas Rear-Wheel Drive Manual 7-spd 18 MPG 25 MPG 20 MPG $3,800
911 Carrera 4 GTS Cabriolet Premium 3.8L 6-Cyl Gas 4-Wheel Drive Manual 7-spd 18 MPG 25 MPG 20 MPG $3,800
Macan Turbo Premium 3.6L 6-Cyl Gas All-Wheel Drive Automatic (AM-S7) 17 MPG 23 MPG 19 MPG $4,000
Panamera Turbo Premium 4.8L 8-Cyl Gas All-Wheel Drive Automatic (AM-S7) 15 MPG 24 MPG 18 MPG $4,200
Panamera Turbo Executive Premium 4.8L 8-Cyl Gas All-Wheel Drive Automatic (AM-S7) 15 MPG 24 MPG 18 MPG $4,200
Panamera Turbo S Premium 4.8L 8-Cyl Gas All-Wheel Drive Automatic (AM-S7) 15 MPG 24 MPG 18 MPG $4,200
Panamera Turbo S Executive Premium 4.8L 8-Cyl Gas All-Wheel Drive Automatic (AM-S7) 15 MPG 24 MPG 18 MPG $4,200
911 GT3 Premium 3.8L 6-Cyl Gas Rear-Wheel Drive Automatic (AM-S7) 15 MPG 20 MPG 17 MPG $4,450
Cayenne Turbo Premium 4.8L 8-Cyl Gas All-Wheel Drive Automatic (S8) 14 MPG 21 MPG 17 MPG $4,450
EPA Test Methodology: Fuel economy estimates are determined by vehicle manufacturers in accordance with EPA regulations (40 CFR Part 600) and verified by EPA laboratories. Estimates assume 15,000 miles per year of driving (55% city, 45% highway) at prevailing fuel and electricity prices.

Deterministic Fuel Cost & Consumption Benchmarks

Standardized annual energy consumption and operating cost metrics based on 15,000 annual miles

Fuel Cost per 25 Miles

$3.80–$5.15

Based on $3.50 per gallon regular gasoline

Annual Fuel Consumption

652–882 Gallons

Estimated annual energy units needed for 15,000 miles

5-Year Fuel Cost vs Avg Vehicle

Official EPA Benchmark

Compared to the average new vehicle over 5 years

Official US Government Data Provenance

Fuel economy ratings, electric range figures, and energy cost estimates on this page are retrieved directly from the United States Environmental Protection Agency (EPA) and U.S. Department of Energy (FuelEconomy.gov) certified vehicle database.

Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.