CoPilot AI-Assisted Car Shopping

 New Search
 Save
 Sort
 Share

Used 2018 Audi S4 for Sale in Baltimore, MD

S4s for Sale at Dealers

Filters
Price
Year
Mileage
Trim
2016 Audi S4 Premium Plus AWD photo
2
2016 Audi S4 Premium Plus AWD • Fairfax, VA
Black • 3.0L V6 Engine
$16,396 • 111.3k miles
•••

#2 2016-2020 Audi S4

CoPilot AI: It’s a “B+” Buy

  • Great Price - $1,405 Below Market
  • Includes $202 Premium Upgrades
  • Motivation to Negotiate - Increasing
More details
2020 Audi S4 Premium Plus AWD photo
5
Price Drop
2020 Audi S4 Premium Plus AWD • Fairfax, VA
Black • 3.0L V6 Engine
$27,996 • 71.9k miles
•••

#5 2016-2020 Audi S4

CoPilot AI: It’s a “B” Buy

  • $500 Price Drop
  • Fair Price - $554 Below Market
  • Includes $3,367 Premium Upgrades
More details
2020 Audi S4 Prestige AWD photo
7
Price Drop
2020 Audi S4 Prestige AWD • Fairfax, VA
White • 3.0L V6 Engine
$32,995 • 62.7k miles
•••
More details
2016 Audi S4 Premium Plus AWD photo
6
2016 Audi S4 Premium Plus AWD • Lebanon, PA
3.0L V6 Engine
$39,718 • 49.5k miles
•••

#6 2016-2020 Audi S4

CoPilot AI: It’s a “D+” Buy

  • Includes $3,605 Premium Upgrades
  • CARFAX: One Owner
  • Very Low Mileage
More details
2018 Audi S4 Premium Plus AWD photo
3
Price Drop
2018 Audi S4 Premium Plus AWD • Spotsylvania Courthouse, VA
Gray • 3.0L V6 Engine
$24,995 • 64.4k miles
•••

#3 2016-2020 Audi S4

CoPilot AI: It’s a “B+” Buy

  • $2,000 Price Drop
  • Fair Price - $680 Below Market
  • Includes $2,116 Premium Upgrades
More details
2020 Audi S4 Premium Plus AWD photo
1
Price Drop
2020 Audi S4 Premium Plus AWD • Fairfax, VA
White • 3.0L V6 Engine
$24,796 • 94.4k miles
•••

#1 2016-2020 Audi S4

CoPilot AI: It’s a “B+” Buy

  • $200 Price Drop
  • Great Price - $1,977 Below Market
  • Includes $4,860 Premium Upgrades
More details
2018 Audi S4 Prestige AWD photo
4
2018 Audi S4 Prestige AWD • Fredericksburg, VA
Black • 3.0L V6 Engine
$25,988 • 72.9k miles
•••

#4 2016-2020 Audi S4

CoPilot AI: It’s a “B+” Buy

  • Fair Price - $354 Below Market
  • Includes $3,912 Premium Upgrades
  • CARFAX: One Owner
More details
2019 Audi S4 Prestige AWD photo
2019 Audi S4 Prestige AWD • Sterling, VA
Gray • 3.0L V6 Engine
$36,998 • 34.8k miles
•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

  • Great Price - $2,982 Below Market
  • Includes $8,357 Premium Upgrades
  • Very Low Mileage
More details
2018 Audi S4 Prestige AWD photo
2018 Audi S4 Prestige AWD • Essex, MD
Black • 3.0L V6 Engine
$21,800 • 93k miles
•••

Not Ranked

CoPilot AI: It’s a “B+” Buy

  • Good Price - $1,383 Below Market
  • Includes $5,310 Premium Upgrades
  • Below Average Mileage
More details
HomeAudiS4

2018 Audi S4

Compact Luxury Sedan
Seats
5
Fuel Economy
21City MPG
30Hwy MPG
NHTSA Rating Summary
Dimensions
Most Popular Models like S4
Other Years
Research More Models
View more Sedans

© 2026 CoPilot. All Rights Reserved.