Used Audi S4 for Sale nearO Fallon, MO
84 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2023
- 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:
- 18,430
- Stock #:
- KP01110
- VIN:
- WAUB4AF44PA073645
Sponsored Listing
2023 Audi S4
3.0T quattro Premium Plus AWD
18,430 mi
$45,070
- Year:
- 2023
- 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:
- 18,430
- Stock #:
- KP01110
- VIN:
- WAUB4AF44PA073645
2023 Audi S4
3.0T quattro Premium Plus AWD
18,430 mi
$45,070
- Year:
- 2022
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Daytona Gray Pearl Effect
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Rotor Gray
- Transmission:
- Automatic
- Mileage:
- 24,814
- Stock #:
- K8495-1
- VIN:
- WAUA4AF48NA039281
2022 Audi S4
3.0T quattro Premium AWD
24,814 mi
$38,549
- 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:
- 63,068
- Stock #:
- 28823072
- VIN:
- WAUC4AF43KA006273
2019 Audi S4
3.0T quattro Prestige Sedan AWD
63,068 mi
$32,347
- Year:
- 2023
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Glacier White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 25,540
- Stock #:
- P153684
- VIN:
- WAUB4AF46PA025371
2023 Audi S4
3.0T quattro Premium Plus AWD
25,540 mi
$41,132
- 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:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 33,032
- Stock #:
- 098809
- VIN:
- WAUB4AF42JA098809
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
33,032 mi
$33,409
- 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:
- Red
- Transmission:
- 8-Speed Automatic
- Mileage:
- 82,041
- Stock #:
- 089568
- VIN:
- WAUB4AF43KA089568
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
82,041 mi
$27,335
- Year:
- 2014
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 86,774
- Stock #:
- 11782
- VIN:
- WAUBGAFL3EA075172
2014 Audi S4
3.0T quattro Premium Plus Sedan AWD
86,774 mi
$20,308
- Year:
- 2020
- 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:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Red
- Transmission:
- Automatic
- Mileage:
- 56,150
- Stock #:
- U17245Z
- VIN:
- WAUB4AF45LA060915
2020 Audi S4
3.0T quattro Premium Plus Sedan AWD
56,150 mi
$35,254
- Year:
- 2023
- 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:
- Red
- Transmission:
- Automatic
- Mileage:
- 46,075
- Stock #:
- FNF044461
- VIN:
- WAUB4AF43PA044461
2023 Audi S4
3.0T quattro Premium Plus AWD
46,075 mi
$39,882
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Silver
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 73,060
- Stock #:
- A005927
- VIN:
- WAUB4AF45JA005927
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
73,060 mi
$27,957
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Quantum Gray
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 60,420
- Stock #:
- HL10875
- VIN:
- WAUB4AF41KA031829
-$878
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
60,420 mi
$30,679
$29,801
- 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
$28,390
Recommended model year:
2019 Audi S4
Shop 2019 Audi S4 »With 144 currently listed for sale and an average price of $27,934.00, 33.3% of 2019 Audi S4s for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2019 Audi S4 5 / 5 stars.
68.1% of 2019 Audi S4 models on CarGurus are accident free.
The 2019 Audi S4 features a powerful 3.0-liter twin-scroll turbocharged V6 engine that produces 354 horsepower, paired with an eight-speed automatic transmission and standard all-wheel drive for exceptional handling and performance.
- Year:
- 2014
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Phantom Black Pearl
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 95,729
- Stock #:
- C-147357
- VIN:
- WAUKGAFL3EA147357
2014 Audi S4
3.0T quattro Prestige Sedan AWD
95,729 mi
$20,672
- Year:
- 2024
- 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:
- Magma Red
- Transmission:
- 8-Speed Automatic
- Mileage:
- 31,026
- Stock #:
- 26228
- VIN:
- WAUB4AF40RA017480
2024 Audi S4
3.0T quattro Premium Plus AWD
31,026 mi
$43,697
- Year:
- 2014
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 132,197
- Stock #:
- 22593
- VIN:
- WAUBGAFL0EA048446
2014 Audi S4
3.0T quattro Premium Plus Sedan AWD
132,197 mi
$16,144
- Year:
- 2021
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Turbo Blue
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 39,208
- Stock #:
- 045374
- VIN:
- WAUB4AF48MA045374
2021 Audi S4
3.0T quattro Premium Plus AWD
39,208 mi
$38,110
- Year:
- 2023
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Glacier White Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 29,885
- Stock #:
- 27388G
- VIN:
- WAUB4AF4XPA015801
2023 Audi S4
3.0T quattro Premium Plus AWD
29,885 mi
$42,034
- Year:
- 2016
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Brilliant Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 66,171
- Stock #:
- 006621
- VIN:
- WAUBGAFL9GA006621
2016 Audi S4
3.0T quattro Premium Plus Sedan AWD
66,171 mi
$25,694
- Year:
- 2021
- 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:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 56,671
- Stock #:
- 18700
- VIN:
- WAUC4AF46MA026536
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2021 Audi S4
3.0T quattro Prestige AWD
56,671 mi
$36,764
- 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:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 121,038
- Stock #:
- ND3603A
- VIN:
- WAUB4AF46JA232107
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
121,038 mi
$19,588
- Year:
- 2014
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Silver
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 100,449
- Stock #:
- 081895
- VIN:
- WAUBGAFL7EA081895
2014 Audi S4
3.0T quattro Premium Plus Sedan AWD
100,449 mi
$16,626
- Year:
- 2023
- 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:
- 56,667
- Stock #:
- D5121L
- VIN:
- WAUB4AF43PA066976
2023 Audi S4
3.0T quattro Premium Plus AWD
56,667 mi
$37,014
FAQs
How much does the Audi S4 cost in O Fallon, MO?
How many Audi S4 vehicles in O Fallon, MO have no reported accidents or damage?
What fuel types are available?
4.8 Overall rating
Customers say
The Audi S4 is highly regarded for its outstanding performance and luxurious features across multiple model years. Owners consistently praise its powerful engine and exceptional handling, often highlighting the all-wheel drive capability that provides excellent traction in various conditions. The interiors are noted for their quality and comfort, making for a rewarding driving experience. However, some drivers express concerns about high maintenance costs and fuel economy, especially in older models. Overall, the S4 is seen as a fantastic choice for those seeking a blend of sportiness and everyday usability.
AI generated from the text of customer reviews.
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What people say
Dave B
Reviewed a 2024 Audi S4 on Oct 22, 2025
Excellent ride, great power, good gas mileage, loaded with safety features.
Jaykob A
Reviewed a 2022 Audi S4 on Aug 3, 2024
Such an awesome car, very comfortable for daily driving but still fun for spirited drives. Interior build quality is amazing compared to bmw and mercedes. Very good value buying 2-3 years old
Diego G
Reviewed a 2020 Audi 3.0T quattro Premium Plus Sedan AWD on Mar 31, 2026
Absolutely beautiful everything about it. This vehicle is perfect for sport yet daily
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
Audi S4 Trims
| Trim type | MSRP |
|---|---|
| 3.0T quattro Prestige AWD | $61,500 |
| 3.0T quattro Premium Plus AWD | $58,800 |
| 3.0 TFSI quattro Technik AWD | -- |
| 3.0T quattro Premium AWD | $54,900 |
Audi S4 Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of Audi S4 prices has changed over time.
See more price trendsAudi S4 Pricing Analysis
Pricing Analysis by Model Year
Key Insights
- Significant Depreciation: The 2024 Audi S4 shows a current average price of $46,041, reflecting a -15.5% depreciation from its MSRP, indicating a strong initial drop in value.
- Best Value Year: The 2015 Audi S4 is priced at $16,081, representing a -66.8% depreciation, making it the most affordable option for budget-conscious buyers.
- Older Models Offer Deep Discounts: The 2016 Audi S4 is available for $22,005, down -55% from its original MSRP, highlighting the steep depreciation trend for older models.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2024 Audi S4 | $54,500 | $46,041 | -15.5% |
| 2023 Audi S4 | $52,800 | $43,067 | -18.5% |
| 2022 Audi S4 | $51,900 | $39,323 | -24.3% |
| 2021 Audi S4 | $49,900 | $34,746 | -30.5% |
| 2020 Audi S4 | $49,900 | $31,484 | -37.0% |
| 2019 Audi S4 | $50,200 | $28,826 | -42.5% |
| 2018 Audi S4 | $51,400 | $24,817 | -51.8% |
| 2016 Audi S4 | $49,200 | $22,005 | -55.2% |
| 2015 Audi S4 | $48,400 | $16,081 | -66.8% |
| 2014 Audi S4 | $48,100 | $17,452 | -63.7% |
| 2013 Audi S4 | $47,600 | $15,071 | -68.3% |
Pricing by Popular US Cities
Market Area: Nationwide
Key Insights
- Highest Prices in Boston: The average price in Boston, MA is $31,560, indicating a premium market likely driven by demand and limited supply.
- Lowest Prices in Houston: Houston, TX offers the lowest average price at $18,395, suggesting a more price-sensitive market with higher inventory levels.
- Price Variability Across Cities: Cities like New York, NY ($28,054) and Chicago, IL ($28,091) show similar pricing, indicating stable demand in urban areas.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Boston, MA | 91 | $31,560 |
| Chicago, IL | 83 | $28,091 |
| New York, NY | 107 | $28,054 |
| Dallas, TX | 78 | $28,272 |
| Philadelphia, PA | 92 | $26,880 |
| Miami, FL | 61 | $27,606 |
| Los Angeles, CA | 71 | $27,148 |
| Atlanta, GA | 85 | $25,937 |
| Washington, DC | 104 | $20,519 |
| Houston, TX | 82 | $18,395 |
Pricing by Trim Packages
Key Insights
- Most Common Trim: The 3.0T quattro Premium Plus AWD is the most listed trim with 148 listings, indicating strong demand for this configuration.
- Premium Pricing for Higher Trims: The 3.0T quattro Prestige AWD has the highest MSRP at $61,500, reflecting the added luxury features and technology.
- AWD Popularity: All trims are AWD, suggesting a market preference for all-weather capability, which is typical for luxury sedans.
Trim-Level Details
| Trim | Listings | MSRP | Drivetrain | Engine |
|---|---|---|---|---|
| 3.0T quattro Premium Plus AWD | 148 | $58,800 | AWD | 3.0L 349 hp V6 |
| 3.0T quattro Prestige AWD | 36 | $61,500 | AWD | 3.0L 349 hp V6 |
| 3.0T quattro Premium AWD | 10 | $54,900 | AWD | 3.0L 349 hp V6 |
These recommendations are based on CarGurus' proprietary market data from July 16, 2026, CarGurus experts' opinions, and generative AI.
CarGurus recommends the 2019 Audi S4
Summary
With 144 currently listed for sale and an average price of $27,934.00, 33.3% of 2019 Audi S4s for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2019 Audi S4 5 / 5 stars.
68.1% of 2019 Audi S4 models on CarGurus are accident free.
The 2019 Audi S4 features a powerful 3.0-liter twin-scroll turbocharged V6 engine that produces 354 horsepower, paired with an eight-speed automatic transmission and standard all-wheel drive for exceptional handling and performance.
Why it stands out
The 2019 Audi S4 is celebrated for its blend of performance and luxury, making it a standout choice in the compact sports sedan segment. With its robust 354-horsepower V6 engine, the S4 delivers thrilling acceleration and a dynamic driving experience, while the standard Quattro all-wheel drive ensures excellent traction in various conditions. The interior is crafted with high-quality materials, offering a comfortable and refined atmosphere that enhances the overall driving experience. Additionally, the S4 is equipped with advanced technology features, including a user-friendly infotainment system, making it both a practical and enjoyable vehicle for daily use.
Other model years to consider
- Average price: $43,677.00
- Good/great deal percentage: 38.9%
- Total listings: 149
- Accident-free percentage: 88.6%
- Average price: $24,512.00
- Good/great deal percentage: 35.6%
- Total listings: 135
- Accident-free percentage: 68.1%
These recommendations are based on CarGurus' proprietary market data from July 13, 2026, CarGurus experts' opinions, and generative AI.
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