2021 Acura TLX vs. 2021 Audi S4

iSeeCars' unbiased and data-driven comparison of the 2021 Acura TLX and 2021 Audi S4 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 2021 Acura TLX and the 2021 Audi S4.

When comparing the 2021 Acura TLX's and the 2021 Audi S4's specifications and ratings, the 2021 Acura TLX has the advantage in the areas of typical lower range of pricing for used cars, and fuel efficiency, resale value, interior volume and overall quality score. The 2021 Audi S4 has the advantage in the areas of reliability and base engine power. Based on this comparison of the 2021 Acura TLX's and the 2021 Audi S4's specifications and ratings, the 2021 Acura TLX is a better car than the 2021 Audi S4.

Pricing: A used 2021 Acura TLX ranges from $25,999 to $38,048 while a used 2021 Audi S4 is priced between $36,538 to $47,837.

Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the 2021 Acura TLX loses 47.9 percent of its value and the 2021 Audi S4 loses 48.1 percent of its value. This means the 2021 Acura TLX retains 0.2 percentage points more of its value and has the advantage of higher resale value versus the 2021 Audi S4.

Quality Rating: The iSeeCars Overall Quality rating for the Acura TLX is 8.2 out of 10 while the Audi S4's quality rating is 7.7 out of 10. This results in the Acura TLX being ranked 9 out of 29 Best Luxury Midsize Cars and the Audi S4 being ranked 15 out of 36 Best Luxury Small Cars.

Reliability Rating: iSeeCars’ Reliability Rating for the Acura TLX is 7.2 out of 10. For the Audi S4 the reliability rating is 7.9 out of 10. This gives the Audi S4 a slight advantage in reliability compared to the Acura TLX.

Engine Power and Fuel Efficiency Comparison: For engine performance, the 2021 Acura TLX’s base engine makes 272 horsepower, and the 2021 Audi S4 base engine makes 349 horsepower. The TLX is rated to deliver an average of 25 miles per gallon, with a highway range of 491 miles. The S4 is rated to deliver an average of 23 miles per gallon, with a highway range of 428 miles. This gives the 2021 Acura TLX the fuel efficiency and maximum range advantage over the 2021 Audi S4. Both models use premium unleaded.

Passenger Space Comparison: The 2021 Acura TLX, a midsize car, has the advantage of offering more interior volume, reflected in more front shoulder room, front leg room, rear shoulder room, and cargo space. The 2021 Audi S4, a compact car, has the advantage in the areas of front head room, rear head room and rear leg room.

Safety Ratings: The 2021 Acura TLX has an average safety rating of 5 out of 5 Stars based on NHTSA's crash test ratings.