2018 Porsche 911 EPA Fuel Economy Summary
The 2018 Porsche 911 delivers an EPA-certified 16–25 MPG combined (13–22 city / 20–30 highway depending on engine and drivetrain) across 51 configurations. Plug-in hybrid (PHEV) models offer up to 14 miles of all-electric range at 49 MPGe. Estimated annual fuel costs range from $3,050 to $4,750.
Combined MPG
16–25 MPG
55% city / 45% highway weighted
City MPG
13–22 MPG
Stop-and-go urban cycle
Highway MPG
20–30 MPG
Sustained open-highway test
Annual Fuel Cost
$3,050–4,750
EPA estimate @ 15,000 miles/yr
2018 Porsche 911 Powertrain & Efficiency Comparison
Factual efficiency differences across gasoline, hybrid, plug-in hybrid, and electric variants
Internal Combustion
Standard Gasoline Trims
16–25 MPG Combined
Annual Fuel Cost: $3,050–$4,750 (48 configurations)
Plug-In Hybrid
Plug-In Hybrid (PHEV)
14 mi EV Range • 49 MPGe
Gasoline Combined: 21 MPG • Annual Energy Cost: $3,600
Official EPA Fuel Economy Ratings by Configuration (51 Variants)
Laboratory certification test values across engine, transmission, and drivetrain permutations
| Configuration / Model | Powertrain | Drivetrain | Transmission | City | Highway | Combined | EV Range | Annual Fuel Cost | CO2 (g/mi) |
|---|---|---|---|---|---|---|---|---|---|
| 911 Carrera Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Automatic (AM-S7) | 22 MPG | 30 MPG | 25 MPG | — | $3,050 | — |
| 911 Carrera Cabriolet Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Automatic (AM-S7) | 22 MPG | 28 MPG | 24 MPG | — | $3,150 | — |
| 911 Carrera S Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Automatic (AM-S7) | 22 MPG | 28 MPG | 24 MPG | — | $3,150 | — |
| 911 Carrera S Cabriolet Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Automatic (AM-S7) | 22 MPG | 28 MPG | 24 MPG | — | $3,150 | — |
| 911 Carrera 4 Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic (AM-S7) | 22 MPG | 28 MPG | 24 MPG | — | $3,150 | — |
| 911 Carrera 4 Cabriolet Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic (AM-S7) | 21 MPG | 28 MPG | 24 MPG | — | $3,150 | — |
| 911 Carrera 4S Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic (AM-S7) | 21 MPG | 28 MPG | 24 MPG | — | $3,150 | — |
| 911 Carrera 4S Cabriolet Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic (AM-S7) | 21 MPG | 28 MPG | 24 MPG | — | $3,150 | — |
| 911 Targa 4 Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic (AM-S7) | 22 MPG | 28 MPG | 24 MPG | — | $3,150 | — |
| 911 Targa 4S Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic (AM-S7) | 21 MPG | 27 MPG | 24 MPG | — | $3,150 | — |
| 911 Carrera Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Manual 7-spd | 20 MPG | 29 MPG | 23 MPG | — | $3,300 | — |
| 911 Carrera Cabriolet Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Manual 7-spd | 20 MPG | 29 MPG | 23 MPG | — | $3,300 | — |
| 911 Carrera S Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Manual 7-spd | 20 MPG | 29 MPG | 23 MPG | — | $3,300 | — |
| 911 Carrera S Cabriolet Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Manual 7-spd | 20 MPG | 28 MPG | 23 MPG | — | $3,300 | — |
| 911 Carrera 4 Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Manual 7-spd | 20 MPG | 28 MPG | 23 MPG | — | $3,300 | — |
| 911 Carrera 4S Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Manual 7-spd | 20 MPG | 28 MPG | 23 MPG | — | $3,300 | — |
| 911 Carrera GTS Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Automatic (AM-S7) | 20 MPG | 26 MPG | 23 MPG | — | $3,300 | — |
| 911 Targa 4S Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Manual 7-spd | 19 MPG | 28 MPG | 22 MPG | — | $3,450 | — |
| 911 Carrera GTS Cabriolet Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Automatic (AM-S7) | 20 MPG | 26 MPG | 22 MPG | — | $3,450 | — |
| 911 Carrera 4 GTS Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic (AM-S7) | 20 MPG | 26 MPG | 22 MPG | — | $3,450 | — |
| 911 Carrera 4 GTS Cabriolet Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic (AM-S7) | 20 MPG | 25 MPG | 22 MPG | — | $3,450 | — |
| 911 Carrera 4 Cabriolet Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Manual 7-spd | 19 MPG | 28 MPG | 22 MPG | — | $3,450 | — |
| 911 Carrera 4S Cabriolet Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Manual 7-spd | 19 MPG | 28 MPG | 22 MPG | — | $3,450 | — |
| 911 Targa 4 Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Manual 7-spd | 19 MPG | 28 MPG | 22 MPG | — | $3,450 | — |
| 911 Targa 4 GTS Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Automatic (AM-S7) | 20 MPG | 26 MPG | 22 MPG | — | $3,450 | — |
| 911 Carrera T Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Automatic (AM-S7) | 20 MPG | 26 MPG | 22 MPG | — | $3,450 | — |
| 911 Carrera GTS Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Manual 7-spd | 18 MPG | 26 MPG | 21 MPG | — | $3,600 | — |
| 911 Carrera GTS Cabriolet Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Manual 7-spd | 18 MPG | 26 MPG | 21 MPG | — | $3,600 | — |
| 911 Carrera 4 GTS Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Manual 7-spd | 18 MPG | 26 MPG | 21 MPG | — | $3,600 | — |
| 911 Carrera 4 GTS Cabriolet Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Manual 7-spd | 18 MPG | 26 MPG | 21 MPG | — | $3,600 | — |
| 911 Targa 4 GTS Premium | 3L 6-Cyl Gas | 4-Wheel Drive | Manual 7-spd | 18 MPG | 26 MPG | 21 MPG | — | $3,600 | — |
| 911 Turbo Premium | 3.8L 6-Cyl Gas | All-Wheel Drive | Automatic (AM-S7) | 19 MPG | 24 MPG | 21 MPG | — | $3,600 | — |
| 911 Turbo Cabriolet Premium | 3.8L 6-Cyl Gas | All-Wheel Drive | Automatic (AM-S7) | 19 MPG | 24 MPG | 21 MPG | — | $3,600 | — |
| 911 Turbo S Premium | 3.8L 6-Cyl Gas | All-Wheel Drive | Automatic (AM-S7) | 19 MPG | 24 MPG | 21 MPG | — | $3,600 | — |
| 911 Turbo S Cabriolet Premium | 3.8L 6-Cyl Gas | All-Wheel Drive | Automatic (AM-S7) | 19 MPG | 24 MPG | 21 MPG | — | $3,600 | — |
| Panamera Turbo Premium | 4L 8-Cyl Gas | All-Wheel Drive | Automatic (AM-S8) | 18 MPG | 25 MPG | 21 MPG | — | $3,600 | — |
| Panamera Turbo Executive Premium | 4L 8-Cyl Gas | All-Wheel Drive | Automatic (AM-S8) | 18 MPG | 25 MPG | 21 MPG | — | $3,600 | — |
| Panamera Turbo S e-Hybrid Premium Gas or Electricity | 4L Plug-in Hybrid | All-Wheel Drive | Automatic (AM-S8) | 48 MPGe (19 MPG) | 51 MPGe (23 MPG) | 49 MPGe (21 MPG) | 14 mi | $3,600 | — |
| Panamera Turbo S e-Hybrid Executive Premium Gas or Electricity | 4L Plug-in Hybrid | All-Wheel Drive | Automatic (AM-S8) | 48 MPGe (19 MPG) | 51 MPGe (23 MPG) | 49 MPGe (21 MPG) | 14 mi | $3,600 | — |
| Panamera Turbo S e-Hybrid ST Premium Gas or Electricity | 4L Plug-in Hybrid | All-Wheel Drive | Automatic (AM-S8) | 48 MPGe (19 MPG) | 51 MPGe (23 MPG) | 49 MPGe (21 MPG) | 14 mi | $3,600 | — |
| Panamera Turbo ST Premium | 4L 8-Cyl Gas | All-Wheel Drive | Automatic (AM-S8) | 18 MPG | 23 MPG | 20 MPG | — | $3,800 | — |
| 911 Turbo S Exclusive Premium | 3.8L 6-Cyl Gas | All-Wheel Drive | Automatic (AM-S7) | 17 MPG | 23 MPG | 19 MPG | — | $4,000 | — |
| Macan Turbo Premium | 3.6L 6-Cyl Gas | All-Wheel Drive | Automatic (AM-S7) | 17 MPG | 23 MPG | 19 MPG | — | $4,000 | — |
| 911 Carrera T Premium | 3L 6-Cyl Gas | Rear-Wheel Drive | Manual 7-spd | 16 MPG | 25 MPG | 19 MPG | — | $4,000 | — |
| Macan Turbo Kit Premium | 3.6L 6-Cyl Gas | All-Wheel Drive | Automatic (AM-S7) | 17 MPG | 23 MPG | 19 MPG | — | $4,000 | — |
| 911 GT3 Premium | 4L 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 | — |
| Cayenne Turbo S Premium | 4.8L 8-Cyl Gas | All-Wheel Drive | Automatic (S8) | 14 MPG | 21 MPG | 17 MPG | — | $4,450 | — |
| 911 GT2 RS Premium | 3.8L 6-Cyl Gas | Rear-Wheel Drive | Automatic (AM-S7) | 15 MPG | 21 MPG | 17 MPG | — | $4,450 | — |
| 911 GT3 Touring Premium | 4L 6-Cyl Gas | Rear-Wheel Drive | Manual 6-spd | 14 MPG | 21 MPG | 17 MPG | — | $4,450 | — |
| 911 GT3 Premium | 4L 6-Cyl Gas | Rear-Wheel Drive | Manual 6-spd | 13 MPG | 21 MPG | 16 MPG | — | $4,750 | — |
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
$3.50–$5.47
Based on $3.50 per gallon regular gasoline
Annual Fuel Consumption
600–938 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.