Archived model-year dossier

2015 Audi S4

The 2015 Audi S4 gains four new exterior colors, Florett Silver, Mythos Black, Sepang Blue and Daytona Gray, and keeps its 333-horsepower supercharged 3.0-liter V6 with standard quattro all-wheel drive. NHTSA lists one air bag recall and 1 complaint. Used ones run $17,950 to $18,050 at dealers per Kelley Blue Book, and EPA rates it 20 to 21 mpg combined.

Configurations2
Model/option labels1
Combined efficiency20–21 MPG/MPGe
Electric rangeNot listed
Decision answers2

What changed on the 2015 Audi S4

MotorTrend (opens in a new tab) says the 2015 S4 gains four new exterior colors: Florett Silver, Mythos Black, Sepang Blue and Daytona Gray, and that interior fit and finish improved after the 2013 refresh. Carvana (opens in a new tab) says it keeps the same 333-hp supercharged V6, standard all-wheel drive and two-trim lineup and is not meaningfully different from 2014.

Kelley Blue Book (opens in a new tab) puts used 2015 S4s at $17,950 for the Premium Plus and $18,050 for the Prestige at a dealer. EPA rates it at 20 to 21 mpg combined and $3,700 to $3,900 a year in fuel.

Recalls and problems owners report

NHTSA lists one recall campaign for the 2015 S4. 14V667000, from October 2014, covers an air bag issue on 2013-2015 Audi A4 and S4 vehicles built from February 2012 to October 2014 and on Allroad models. Owners have filed 1 complaint, about the engine.

CarFactBase (opens in a new tab) lists the record, and VinSpectorAI (opens in a new tab) tracks the S4 by year.

2015 S4 against the C-Class and IS

The Mercedes-Benz C-Class lists 15 to 28 mpg combined at $2,750 to $5,150 and the Lexus IS 21 to 24 at $3,250 to $3,700. The S4 sits level with the IS and ahead of the thirstiest C-Class versions.

Complete certification table

2 configuration records.

EPA ID / labelEngine / technologyDrive / transmissionFuelCityHwyCombinedRange
35091S43L 6-cyl SIDIConventionalAll-Wheel DriveAutomatic (AM-S7)Premium182821N/A
35092S43L 6-cyl SIDIConventionalAll-Wheel DriveManual 6-spdPremium172620N/A

Model-specific answer center

2 answers for this exact family-year.

Q01Which current models share the 2015 Audi S4's EPA class?
Comparison

Class peers of the 2015 Audi S4 in the current EPA data include 2025 Acura TLX, 2025 Audi A4, 2027 Audi RS e-tron, 2027 Audi S e-tron, 2025 Audi S4, 2027 BMW 2 Series, and 22 more.

Source: FuelEconomy.gov current vehicle table
Q02How did the 2015 Audi S4 do in NHTSA's side crash and rollover tests?
Safety record

The 2015 Audi S4 earned 5 stars in the side crash test (4 stars driver side, 5 stars passenger side) and 5 stars for rollover resistance, a 9.9% chance of rolling over in a single-vehicle crash. Source: NHTSA 5-Star Safety Ratings, read 2026-09-20.

Source: NHTSA New Car Assessment Program

Live NHTSA evidence

Current federal safety records for 2015 Audi S4.

Methodology: how a recall or complaint answer is verified

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Exact-vehicle evidence desk

Check the exact vehicle, not just the model name.

Recalls, build data and service applicability are determined at VIN level, not by model name.

FuelEconomy.gov data source (opens in a new tab) · Methodology

Other model years

Compare the Audi S4 across model years.

See every Audi S4 model year and research hub

Ownership desk

Problems and maintenance decisions worth checking next.