AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2021 Audi S5

Overall rating NHTSA-grounded

Average

Estimated 5-year repair + maintenance cost: $8,000–$12,000

The 2021 Audi S5 has several recalls affecting systems like rear axle alignment, seat belts, suspension, and lighting. Although there are limited owner complaints, these recalls suggest potential areas of concern impacting the overall rating.

Most-common failures

Part Typical mileage Cost range Frequency
suspension40,000–60,000 miles$600–$1,200common
rear axle50,000–70,000 miles$800–$1,500occasional
tail lights30,000–50,000 miles$200–$400occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • oil and filter change
  • brake fluid replacement
  • tire rotation and alignment
  • spark plug replacement
  • transmission fluid change

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • unusual suspension noise
  • tail light failures
  • problems with rear axle alignment

Generated by gpt-4o on 8/19/2026. Cost ranges are conservative estimates that account for typical regional variation.