2020 Porsche Panamera — Full Specifications
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The 2020 Porsche Panamera is a saloon/sedan offered with 3 engines (2.9L 6-cyl turbo, 3L 6-cyl turbo, 4L 8-cyl turbo). Its most fuel-efficient configuration returns around 26 mpg (UK) / 22 mpg (US EPA) combined, with 24–28 mpg (UK) across all configurations. A plug-in hybrid version is also listed by EPA (2.9L 6-cyl turbo), returning around 28 mpg (UK) combined. Owners often keep a Porsche Panamera workshop manual to hand for servicing and repairs.
Compared with the 2019 Porsche Panamera: Fuel economy is essentially unchanged at around 26 mpg (UK) combined. The engine line-up listed by EPA is unchanged.
Full Specifications
| Engine (most efficient) | 3L 6-cyl turbo |
|---|---|
| Engine options | 2.9L 6-cyl turbo · 3L 6-cyl turbo · 4L 8-cyl turbo |
| Transmission (most efficient) | Automatic (AM-S8) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | Rear-Wheel Drive |
| Body Style | Saloon/Sedan |
| Passenger Volume (EPA) | 108 cu ft (3,058 L) |
| Luggage Volume (EPA) | 16 cu ft (453 L) |
| Fuel Economy (UK) | 26 combined / 23 urban / 32 extra-urban mpg |
| Fuel Economy (US EPA) | 22 combined / 19 city / 27 highway mpg |
| CO₂ Emissions | 249 g/km |
| EPA Greenhouse Gas Score | 4 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $3,750 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 6 configurations for the 2020 Porsche Panamera across 3 engines (2.9L 6-cyl turbo, 3L 6-cyl turbo, 4L 8-cyl turbo). Combined fuel economy ranges from 20 to 23 mpg (US), or 24 to 28 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 2.9L 6-cyl turbo | Automatic (AM-S8) | 4-Wheel Drive | 25 | 21 (18/26) | 260 | $3,900 |
| 2.9L 6-cyl turbo (Plug-in Hybrid) | Automatic (AM-S8) | All-Wheel Drive | 28 | 23 (21/24) | 158 | $3,550 |
| 3L 6-cyl turbo | Automatic (AM-S8) | 4-Wheel Drive | 26 | 22 (19/26) | 253 | $3,750 |
| 3L 6-cyl turbo | Automatic (AM-S8) | Rear-Wheel Drive | 26 | 22 (19/27) | 249 | $3,750 |
| 4L 8-cyl turbo | Automatic (AM-S8) | All-Wheel Drive | 25 | 21 (18/25) | 261 | $3,900 |
| 4L 8-cyl turbo (Plug-in Hybrid) | Automatic (AM-S8) | All-Wheel Drive | 24 | 20 (19/22) | 180 | $4,100 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 108 cubic feet (about 3,058 litres) and luggage volume at 16 cubic feet (about 453 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2020 Porsche Panamera
Running Costs: 2020 Porsche Panamera
Covering around 8,000 miles a year in a 2020 Porsche Panamera at 26 mpg combined, expect roughly 1,399 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $3,750 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2020 Porsche Panamera Safety Ratings (NHTSA)
No NHTSA crash-test rating is on record for this model year. The NHTSA rates only a subset of vehicles each year; you can browse every rated vehicle on our NHTSA Safety Ratings hub.
Recalls & Owner Complaints (NHTSA)
NHTSA lists 1 safety recall campaign that include the 2020 Porsche Panamera (as of 6 October 2026). Most affected areas: Electrical system (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Electrical system — campaign 23V033000, reported 27 January 2023. Risk: An electrical short circuit increases the risk of a vehicle fire.
Owners have filed 5 complaints with NHTSA about the 2020 Porsche Panamera. The most-reported areas are Unspecified (2), Engine (2), Forward collision avoidance (1).
Used-buyer checklist for the 2020 Porsche Panamera
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Electrical system (1 recall campaign · 1 owner complaint) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
- Engine (2 owner complaints) — Listen for unusual noise on a cold start, check for warning lights and ask for the service records.
- Driver-assist sensors (1 owner complaint) — Check that driver-assist warning lights are off and sensors are clean and undamaged.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
At 26 mpg (UK) combined it sits close to the 26 mpg average for Porsche models in our database.
Of the 17 Porsche Panamera model years we cover, the 2020 ranks 3rd for combined fuel economy on its best configuration (26 mpg UK combined, against a high of 29 mpg). See every Porsche Panamera year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2020 Porsche Panamera
Frequently Asked Questions
What engine does the 2020 Porsche Panamera have?
EPA lists 3 engines for the 2020 Porsche Panamera: 2.9L 6-cyl turbo, 3L 6-cyl turbo, 4L 8-cyl turbo. The most fuel-efficient configuration pairs the 3L 6-cyl turbo with a automatic (am-s8).
What is the fuel economy of the 2020 Porsche Panamera?
The most efficient configuration returns around 26 mpg (UK) combined, or 22 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 24 to 28 mpg. The plug-in hybrid version returns around 28 mpg (UK) combined.
How much does the 2020 Porsche Panamera cost to fuel per year?
The US EPA estimates about $3,750 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2020 Porsche Panamera have any recalls?
NHTSA lists 1 safety recall campaign that include the 2020 Porsche Panamera (as of 6 October 2026). Most affected areas: Electrical system (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2020 Porsche Panamera?
Among the 5 owner complaints filed with NHTSA, the most-reported areas are Unspecified (2 complaints), Engine (2 complaints), Forward collision avoidance (1 complaint). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
How much interior and luggage space does the 2020 Porsche Panamera have?
EPA measures interior passenger volume at 108 cubic feet (about 3,058 litres) and luggage volume at 16 cubic feet (about 453 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.