Used 2018 Audi S4 for Sale nearAtlanta, GA
Shop with transparent pricing.
Only show listings that include dealer fees- 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:
- 128,253
- Stock #:
- 148AKR
- VIN:
- WAUB4AF46KA109149
Sponsored Listing
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
128,253 mi
$18,898
- 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:
- 99,171
- Stock #:
- NG108451A
- VIN:
- WAUB4AF47JA232018
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
99,171 mi
$18,992
- 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:
- Gray
- Transmission:
- Automatic
- Mileage:
- 97,534
- Stock #:
- 314117031
- VIN:
- WAUB4AF43KA117031
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
97,534 mi
$26,088
- 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:
- Red
- Transmission:
- 8-Speed Automatic
- Mileage:
- 86,685
- Stock #:
- 042786TK
- VIN:
- WAUB4AF49KA042786
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
86,685 mi
$25,915
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 102,521
- VIN:
- WAUB4AF40JA121391
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
102,521 mi
$19,678
- 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:
- 128,253
- Stock #:
- 148AKR
- VIN:
- WAUB4AF46KA109149
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
128,253 mi
$18,898
- 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
$18,856
- Year:
- 2019
- 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:
- 39,704
- Stock #:
- 1TC3993A
- VIN:
- WAUB4AF40KA023740
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
39,704 mi
$33,813
- 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:
- Red
- Transmission:
- Automatic
- Mileage:
- 96,592
- Stock #:
- 6104228
- VIN:
- WAUB4AF47JA097722
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
96,592 mi
$24,386
- 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
$18,871
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Red
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 72,260
- Stock #:
- 049367CL
- VIN:
- WAUB4BF45KA049367
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
72,260 mi
$29,800
- 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:
- 58,634
- Stock #:
- 70015252
- VIN:
- WAUB4AF47KA112625
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
58,634 mi
$31,297
- 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:
- Gray
- Transmission:
- Automatic
- Mileage:
- 119,649
- Stock #:
- 17308
- VIN:
- WAUC4AF49JA010620
2018 Audi S4
3.0T quattro Prestige Sedan AWD
119,649 mi
$17,538
CarGurus Analysis:
2018 Audi S4
With 131 currently listed for sale and an average price of $23,628.00, 29.8% 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.
78.6% of 2018 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
- Exterior color:
- Black Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 74,980
- Stock #:
- 043513
- VIN:
- WAUB4AF41KA043513
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2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
74,980 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:
- Navarra Blue Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 87,248
- Stock #:
- JA187905P
- VIN:
- WAUB4AF45JA187905
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
87,248 mi
$33,652
- 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:
- Automatic
- Mileage:
- 116,631
- Stock #:
- 2594
- VIN:
- WAUB4AF46JA009534
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
116,631 mi
$20,875
- 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:
- 49,447
- Stock #:
- 18772
- VIN:
- WAUB4AF45KA113109
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
49,447 mi
$33,730
- 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
$31,902
- 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:
- 62,258
- Stock #:
- 28510312
- VIN:
- WAUB4AF47JA002480
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
62,258 mi
$30,797
- 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:
- 73,027
- Stock #:
- 020491
- VIN:
- WAUA4AF47KA020491
2019 Audi S4
3.0T quattro Premium Sedan AWD
73,027 mi
$28,655
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Ibis White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 60,823
- Stock #:
- 065248
- VIN:
- WAUB4AF48KA065248
2019 Audi S4
3.0T quattro Premium Plus Sedan AWD
60,823 mi
$32,856
- Year:
- 2018
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 354 hp 3L V6
- Exterior color:
- Orange (Tango Red Metallic)
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Rotor Gray
- Transmission:
- Automatic
- Mileage:
- 117,812
- Stock #:
- JA019077
- VIN:
- WAUB4AF4XJA019077
2018 Audi S4
3.0T quattro Premium Plus Sedan AWD
117,812 mi
$21,957
- Year:
- 2019
- Make:
- Audi
- Model:
- S4
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 349 hp 3L V6
- Exterior color:
- Navarra Blue Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 47,656
- Stock #:
- 19892
- VIN:
- WAUC4AF48KA105803
2019 Audi S4
3.0T quattro Prestige Sedan AWD
47,656 mi
$38,208
CarGurus Analysis: 2018 Audi S4
Summary
With 131 currently listed for sale and an average price of $23,628.00, 29.8% 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.
78.6% of 2018 S4 models on CarGurus are accident free.
Why it stands out
The 2018 Audi S4 is a standout in the luxury performance sedan segment, offering a blend of power, comfort, and advanced technology. It features a robust 3.0-liter twin-scroll turbocharged V6 engine that produces 354 horsepower, paired with an eight-speed automatic transmission and standard Quattro all-wheel drive, ensuring excellent traction and handling. The S4's interior is both luxurious and functional, equipped with high-quality materials and the latest infotainment technology, including a reconfigurable Virtual Cockpit. While it may not be the most athletic option compared to rivals like the BMW M340i, it excels in providing a smooth and comfortable ride, making it appealing for those who prioritize a refined driving experience. Additionally, the 2018 model benefits from a solid reliability rating and a good balance of features, making it a compelling choice for buyers looking for a used luxury sedan.
Other model years to consider
- Average price: $29,485.00
- Good/great deal percentage: 28.6%
- User rating: 5 / 5
- Total listings: 147
- Average price: $43,029.00
- Good/great deal percentage: 36.6%
- Total listings: 142
This analysis is based on CarGurus' proprietary market data from August 3, 2026, CarGurus experts' opinions, and generative AI.
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: Atlanta, GA Market Report
Pricing by Nearby Locations
Market Area: Atlanta, GA
Key Insights
- Lowest Prices in Carrollton and Rome: Both Carrollton ($11,900) and Rome ($11,900) offer the most affordable options, indicating a potential oversupply or lower demand in these areas.
- Higher Prices in Athens: The Athens market ($19,998) shows a significant price increase, suggesting stronger demand or a more affluent buyer base.
- Stable Pricing Across Listings: Cities like Lawrenceville and Covington maintain average prices around $17,299, reflecting consistent market conditions.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Carrollton, GA | 28 | $11,900 |
| Rome, GA | 29 | $11,900 |
| Peachtree City, GA | 29 | $16,449 |
| Athens, GA | 27 | $19,998 |
| Lawrenceville, GA | 29 | $17,299 |
| Covington, GA | 29 | $17,299 |
| Gainesville, GA | 28 | $17,299 |
| Canton, GA | 29 | $16,449 |
Pricing Analysis by Model Year
Key Insights
- Significant Depreciation for Older Models: The 2015 Audi S4 has depreciated to $17,211, reflecting a 64.5% drop from its original MSRP, indicating a strong depreciation trend for older luxury vehicles.
- Best Value in 2019 Model Year: The 2019 Audi S4 is priced at $21,395, showing a 57.4% depreciation, which is relatively favorable compared to older models.
- Newer Models Retain Value: The 2023 Audi S4 is currently priced at $42,855, which is about -18.1% from its MSRP, indicating that newer models are still holding their value better than older ones.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2023 | $52,800 | $42,855 | -18.1% |
| 2022 | $51,900 | $37,602 | -27.6% |
| 2020 | $49,900 | $30,999 | -37.9% |
| 2019 | $50,200 | $21,395 | -57.4% |
| 2015 | $48,400 | $17,211 | -64.5% |
| 2014 | $48,100 | $11,995 | -75.1% |
These recommendations are based on CarGurus' proprietary market data from July 30, 2026, CarGurus experts' opinions, and generative AI.
FAQs
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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.
