Used 2018 Audi S4 for Sale near Los Angeles, CA
23 results
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Daytona Gray Pearl
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 42,787
- Stock #:
- 14T07019
- VIN:
- WAUB4AF46JA002258
Sponsored by Audi Pasadena
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
42,787 mi
$31,073
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Mythos Black Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Magma Red
- Transmission:
- 8-Speed Automatic
- Mileage:
- 86,571
- Stock #:
- 08227
- VIN:
- WAUB4AF44KA006228
-$1,000
Sponsored Listing
2019 Audi S4
3.0T quattro Prestige Sedan AWD
86,571 mi
$26,920
$25,920
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 95,492
- Stock #:
- 006327
- VIN:
- WAUC4AF40KA006327
Sponsored Listing
2019 Audi S4
3.0T quattro Prestige Sedan AWD
95,492 mi
$22,083
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Mythos Black Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Magma Red
- Transmission:
- 8-Speed Automatic
- Mileage:
- 86,571
- Stock #:
- 08227
- VIN:
- WAUB4AF44KA006228
-$1,000
2019 Audi S4
3.0T quattro Prestige Sedan AWD
86,571 mi
$26,920
$25,920
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Daytona Gray Pearl
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 42,787
- Stock #:
- 14T07019
- VIN:
- WAUB4AF46JA002258
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
42,787 mi
$31,073
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 95,492
- Stock #:
- 006327
- VIN:
- WAUC4AF40KA006327
2019 Audi S4
3.0T quattro Prestige Sedan AWD
95,492 mi
$22,083
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 84,215
- Stock #:
- 19AS4P84
- VIN:
- WAUB4AF44KA108998
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
84,215 mi
$26,277
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 105,762
- Stock #:
- 003887
- VIN:
- WAUC4AF43JA003887
2018 Audi S4
3.0T quattro Prestige Sedan AWD
105,762 mi
$21,490
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 83,389
- Stock #:
- 069752
- VIN:
- WAUB4AF46KA069752
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
83,389 mi
$28,041
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 61,326
- Stock #:
- 27636047
- VIN:
- WAUB4AF45JA001960
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
61,326 mi
$29,897
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 58,577
- Stock #:
- 70015252
- VIN:
- WAUB4AF47KA112625
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
58,577 mi
$29,998
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 39,160
- Stock #:
- 70002368
- VIN:
- WAUB4AF4XJA062835
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
39,160 mi
$33,597
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Red
- Transmission:
- Automatic
- Mileage:
- 34,883
- Stock #:
- 27583602
- VIN:
- WAUC4AF43KA004510
-$1,000
2019 Audi S4
3.0T quattro Prestige Sedan AWD
34,883 mi
$38,997
$37,997
CarGurus Analysis:
2018 Audi S4
With 130 currently listed for sale and an average price of $24,200.00, 32.3% of 2018 Audi S4s for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2018 Audi S4 4.67 / 5 stars.
56.9% of 2018 Audi S4 models on CarGurus are accident free.
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 58,181
- Stock #:
- 3495
- VIN:
- WAUB4AF49KA050970
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2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
58,181 mi
No Price Listed
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Daytona Gray Pearl Effect
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Magma Red
- Transmission:
- Automatic
- Mileage:
- 106,595
- Stock #:
- 3241
- VIN:
- WAUB4AF46JA002406
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
106,595 mi
$21,848
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Red
- Transmission:
- 8-Speed Automatic
- Mileage:
- 64,315
- Stock #:
- 014298
- VIN:
- WAUB4AF4XKA014298
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
64,315 mi
$32,487
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Brilliant Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Rotor Gray
- Transmission:
- 8-Speed Automatic
- Mileage:
- 64,907
- Stock #:
- 233107
- VIN:
- WAUB4AF40JA233107
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
64,907 mi
$29,690
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 75,436
- Stock #:
- FNF042921
- VIN:
- WAUB4AF42JA042921
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
75,436 mi
$26,882
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Blue Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 114,153
- Stock #:
- 002107
- VIN:
- WAUB4AF47JA002107
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
114,153 mi
$21,988
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Red
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 70,842
- Stock #:
- 151817
- VIN:
- WAUB4AF44JA151817
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
70,842 mi
$27,861
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Ibis White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Rotor Gray
- Transmission:
- Automatic
- Mileage:
- 58,123
- Stock #:
- 1800
- VIN:
- WAUC4AF45JA037474
2018 Audi S4
3.0T quattro Prestige Sedan AWD
58,123 mi
$34,078
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Automatic
- Mileage:
- 46,799
- Stock #:
- 5660
- VIN:
- WAUB4AF49KA116207
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
46,799 mi
$35,348
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Black Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 78,981
- Stock #:
- KA017122P
- VIN:
- WAUB4AF4XKA017122
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
78,981 mi
$29,692
CarGurus Analysis: 2018 Audi S4
Summary
With 130 currently listed for sale and an average price of $24,200.00, 32.3% of 2018 Audi S4s for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2018 Audi S4 4.67 / 5 stars.
56.9% of 2018 Audi S4 models on CarGurus are accident free.
Why it stands out
The 2018 Audi S4 is a standout in the luxury performance sedan market, offering a compelling blend of power, technology, and refinement. Under the hood, the S4 boasts a 3.0-liter twin-scroll turbocharged V6 engine that delivers 354 horsepower and 369 lb-ft of torque, paired with Audi's signature Quattro all-wheel-drive system, ensuring excellent traction and handling in various conditions. The interior is highlighted by Audi's cutting-edge Virtual Cockpit and infotainment system, providing a high-tech driving experience. While it may not be as sporty or engaging to drive as some competitors, its smooth ride and upscale amenities make it an attractive choice for those seeking comfort without sacrificing performance. Furthermore, the S4's strong reliability ratings and good deal percentages make it an appealing option in the used car market.
Other model years to consider
- Average price: $28,989.00
- Good/great deal percentage: 30.6%
- User rating: 5 / 5
- Total listings: 144
- Average price: $44,219.00
- Good/great deal percentage: 35.7%
- Total listings: 143
This analysis is based on CarGurus' proprietary market data from June 15, 2026, CarGurus experts' opinions, and generative AI.
Relevant articles
2025 Audi S4 Pricing, Specs, and Release Date
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Audi is a German luxury automaker that makes a full line of cars, SUVs, performance vehicles, and EVs. Volkswagen Group owns Audi, and there are multiple Audi models that share platforms with VW counterparts.
Audi S4 Buying Guide: Cost, Reliability, and the Best Years to Buy
Discover the ultimate buying guide for purchasing a used Audi S4, covering every generation since 2000. Whether you're a first-time buyer or a Audi enthusiast, this comprehensive overview will help you research your next pre-owned Audi S4.
4.7 Overall rating
Filter by rating
Byron L
Reviewed a 2018 Audi 3.0T quattro Premium Plus Sedan AWD on Jun 27, 2025
Smooth car runs nice very nice interior worth the price for all the features
Safiu I
Reviewed a 2018 Audi S4 on Mar 17, 2021
Bought the 2018 Audi S4. I love it. It has everything I wanted. Blind spot monitoring, Head up display, land keep assist pretty much everything. HP is Impressive as well does 354hp with 369 pounds of torque, packs quite a punch . Driving is very smooth and seats have massage capabilities . Definitely a comfort to drive.
Gabrielle S
Reviewed a 2018 Audi S4 on May 13, 2023
Great car. Some items for a 2019 model seem To be outdated. Examples - No built in navigation, side mirrors do not close in and out, other than that. Amazing car
2018 Audi S4 Trims
| Trim type | MSRP |
|---|---|
| 3.0 TFSI quattro Progressiv Sedan AWD | -- |
| 3.0T quattro Premium Plus Sedan AWD | $51,400 |
| 3.0T quattro Prestige Sedan AWD | $55,800 |
| 3.0 TFSI quattro Technik Sedan AWD | -- |
2018 Audi S4 Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of 2018 Audi S4 prices has changed over time.
See more price trends2018 Audi S4 Pricing Analysis: Los Angeles, CA Market Report
Pricing Analysis by Model Year
Key Insights
- Newer Models Maintain Higher Value: The 2024 Audi S4 shows a significant price drop to $47,199, translating to a value decrease of -13.4% from its MSRP, indicating strong initial depreciation.
- Steepest Depreciation: The 2019 Audi S4 has depreciated the most, currently priced at $25,949, reflecting a -48.3% depreciation from its original MSRP.
- Best Value Years: The 2021 Audi S4 is the best value in the used market segment with a current price of $35,622, showing a depreciation of -28.5%, offering competitive pricing relative to its performance and features.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2024 | $54,500 | $47,199 | -13.4% |
| 2023 | $52,800 | $43,488 | -17.7% |
| 2022 | $51,900 | $49,993 | -3.7% |
| 2021 | $49,900 | $35,622 | -28.5% |
| 2019 | $50,200 | $25,949 | -48.3% |
| 2016 | $49,200 | $25,084 | -48.9% |
| 2013 | $47,600 | $9,995 | -79.0% |
| 2012 | $47,300 | $11,920 | -74.8% |
These recommendations are based on CarGurus' proprietary market data from June 18, 2026, CarGurus experts' opinions, and generative AI.
