Porsche 911 Turbo S vs. Porsche Panamera Turbo S

iSeeCars' unbiased and data-driven comparison of the Porsche 911 Turbo S and Porsche Panamera Turbo S contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the Porsche 911 Turbo S and the Porsche Panamera Turbo S.

When comparing the Porsche 911 Turbo S's and the Porsche Panamera Turbo S's specifications and ratings, the Porsche 911 Turbo S has the advantage in the areas of reliability, resale value, overall quality score and base engine power. The Porsche Panamera Turbo S has the advantage in the areas of typical lower range of pricing for one- to five-year-old used cars, and interior volume. The Porsche 911 Turbo S and Porsche Panamera Turbo S have the same fuel efficiency. Based on this comparison of the Porsche 911 Turbo S's and the Porsche Panamera Turbo S's specifications and ratings, the Porsche 911 Turbo S is a better car than the Porsche Panamera Turbo S.

Pricing: A used 2023 Porsche 911 Turbo S ranges from $250,744 to $299,900 while a used 2023 Porsche Panamera Turbo S is priced between $154,374 to $184,648.

Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the Porsche 911 Turbo S loses 26.3 percent of its value and the Porsche Panamera Turbo S loses 47.3 percent of its value. This means the Porsche 911 Turbo S retains 21.1 percentage points more of its value and has the advantage of higher resale value versus the Porsche Panamera Turbo S.

Quality Rating: The iSeeCars Overall Quality rating for the Porsche 911 is 9.1 out of 10 while the Porsche Panamera's quality rating is 7.8 out of 10. This results in the Porsche 911 being ranked 1 out of 40 Best Luxury Sports Cars and the Porsche Panamera being ranked 3 out of 17 Best Luxury Large Cars.

Reliability Rating: iSeeCars’ Reliability Rating for the Porsche 911 is 8.7 out of 10. For the Porsche Panamera the reliability rating is 7.6 out of 10. This gives the Porsche 911 an advantage in reliability compared to the Porsche Panamera.

Engine Power and Fuel Efficiency Comparison: For engine performance, the Porsche 911 Turbo S’s base engine makes 640 horsepower, and the Porsche Panamera Turbo S base engine makes 620 horsepower. Both the Turbo S and the Turbo S are rated to deliver an average of 17 miles per gallon, with highway ranges of 352 and 498 miles respectively. Both models use premium unleaded.

Passenger Space Comparison: The Porsche Panamera Turbo S, a large car, has the advantage of offering more interior volume, reflected in more cargo space.