In Columbus, OH, discerning drivers often weigh the refined comfort of the 2025 Audi A6 Sedan against the enhanced performance of the 2025 Audi S6 Sedan. At Audi Columbus, located at 341 N Hamilton Rd, Columbus, Ohio, our team helps enthusiasts understand which model best aligns with their lifestyle and priorities. Both models represent the latest in Audi’s evolution: the A6 delivers sleek styling, exceptional technology, and efficient mild‑hybrid or plug‑in hybrid powertrains, while the S6 steps up the ante with a potent twin‑turbo V6 engine and sport‑tuned hardware. Whether you’re navigating downtown Columbus or cruising the highways beyond, this comparison dives into design, tech, performance, and safety to help you decide which sedan suits your driving needs. We explore the strategic differences—like the A6’s 2.0 L turbocharged 4‑cylinder (261 hp) or available 3.0 L V6 (335 hp), versus the S6’s 2.9 L twin‑turbo V6 that delivers 444 hp. We’ll also examine both models’ legendary quattro^® all‑wheel drive, interior screens, wheel sizes, ride configurations, and safety ratings from both the NHTSA and IIHS. If you're comparing luxury sedans in Ohio, this breakdown illuminates the strengths of the A6 and S6 so you can make an informed decision with guidance from Audi Columbus.

2025 Audi A6 Sedan vs 2025 Audi S6 Sedan: Design & Exterior Features

The A6 Sedan sports a refined demeanor with standard 19‑inch alloy wheels, full LED headlights, and crisp aerodynamic lines, pushing a drag coefficient as low as 0.23. Optional 20‑ or 21‑inch wheels elevate its presence while preserving elegance. In contrast, the S6 Sedan amplifies the visual impact with 21‑inch five‑double‑spoke wheels, a sport‑tuned Black Optic package, quad exhaust outlets integrated into a rear diffuser, and a more commanding grille. Sport suspension also lowers the ride by about 20 mm for a dynamic stance. While the A6 excels in understated sophistication, the S6 delivers bolder cues and athletic proportions that signal its performance intent.

2025 Audi A6 Sedan vs 2025 Audi S6 Sedan: Comfort & Technology

Inside, both the A6 and S6 utilize Audi’s "Digital Stage," which includes an 11.9‑inch Virtual Cockpit digital gauge cluster and a 14.5‑inch OLED touchscreen infotainment display. There’s also an optional 10.9‑inch passenger display available on higher trims. The A6 emphasizes luxury with standard four‑zone climate control, ionizer air‑quality package, optional panoramic sunroof, and available Bang & Olufsen 3D 20‑speaker audio system. Meanwhile, the S6 builds upon that foundation by offering Valcona leather S sport seats with diamond stitching, premium carbon twill inlays, and vivid contrast‑stitching. It also includes enhanced driver aids like top‑view camera, remote park assist plus, night‑vision assistant, and adaptive cruise assist as standard. Both cabins are lavish and tech‑rich; the S6 just adds sport‑centric accents and expanded driver‑assist features.

2025 Audi A6 Sedan vs 2025 Audi S6 Sedan: Performance

Under the hood, the A6 Sedan offers two refined powertrain options: a 2.0 L turbocharged 4‑cylinder delivering 261 hp and 273 lb‑ft torque, with 0–60 mph in about 5.8 sec and around 24/31 mpg city/highway. A more potent 3.0 L V6 produces 335 hp and 369 lb‑ft, achieving 0–60 mph in ~5.1 sec, with slightly lower fuel efficiency around 22/30 mpg. By comparison, the S6 Sedan is powered by a 2.9 L twin‑turbo V6 combined with a mild‑hybrid system, producing 444 hp and 442 lb‑ft torque, coupled with quattro^® AWD and an 8‑speed automatic. Zero–60 mph sprint takes approximately 4.4 seconds, while EPA-estimated fuel economy settles around 19 mpg city / 26 mpg highway / 22 combined. In short, the A6 balances efficiency and performance, while the S6 clearly focuses on adrenaline and track‑ready responses.

2025 Audi A6 Sedan vs 2025 Audi S6 Sedan: Safety

The A6 Sedan base platform earned top safety marks: NHTSA 5‑star overall rating, and multiple IIHS "Good" ratings in small and moderate overlap frontal tests, plus side impact and pedestrian protection—consistent with its class-leading standing. Standard safety gear includes automatic emergency braking, lane-keeping assist, adaptive cruise, blind‑spot monitoring, and pre‑sense technologies, depending on trim level. Although crash results for the S6 haven’t fully been published, it inherits the same safety structure and earned 5 stars for frontal and side crash tests and a 4‑star rollover rating from NHTSA. IIHS has also awarded it top protection scores in relevant categories. The S6 includes advanced driver aids as standard—such as adaptive cruise assist, side assist, pre‑sense rear, and remote park assist. Both sedans offer exemplary safety credentials validated by NHTSA and IIHS.

2025 Audi A6 Sedan vs 2025 Audi S6 Sedan: Overall Value

Choosing between the 2025 A6 and 2025 S6 depends on whether you prioritize luxury and efficiency or performance and sport sophistication. The A6 starts lower in price, offers excellent fuel economy, a noiseless, comfortable ride, and advanced hybrid options—delivering great value in the midsize luxury segment. The S6 commands a premium but rewards it with an exhilarating 444 hp engine, sharper chassis, aggressive styling, and extra standard tech in seats and driver assists. At Audi Columbus in Columbus, OH, we advise drivers who value everyday refinement and efficiency to look closely at the A6 Sedan. Those craving a high-performance upgrade in horsepower and handling may find the S6 to be a compelling choice. Visit our dealership at 341 N Hamilton Rd, Columbus, OH, or call us to arrange a test drive—explore both the A6 and S6 up close with guidance from experts right here in Columbus, Ohio.

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