2018 Audi S4
WAUC4AF44JA184174
GOOD DEAL
· $890 below typical price
North Reading, MA
This 2018 Audi S4 is listed at $23,690 with 111,295 miles in North Reading, MA.
Market price range
Based on 11 comparable same-build listings · Market data as of August 18, 2026This vehicle: $23,690 — $890 below the typical market price ($24,580)
Asking $23,690 · typical market price $24,580 · based on 11 comparable same-build listings.
Price history for this VIN
Price increased $695 (+3.0%) over 56 days.
Asking prices recorded across 4 listing dates for VIN WAUC4AF44JA184174, spanning 56 days.
Active listing
Full listing history on VehiSales →| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| RT28 Motors | North Reading, MA 1864 | $23,690 | 111,295 mi | 2026-08-18 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| RT28 Motors | North Reading, MA 1889 | $22,995 | 111,295 mi | 2026-06-23 |
What would this 2018 Audi S4 cost per month?
Estimate the monthly payment on a $23,690 vehicle. Move the numbers to match your own loan.
Estimate only. Excludes tax, title, registration and dealer fees, and assumes a fixed-rate loan with equal monthly payments. Your actual rate depends on your credit and lender.
Decoded from the VIN
NHTSA build data for WAUC4AF44JA184174- ✗ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✗ ABS
- ✗ Electronic stability
Fuel economy (EPA)
Assumes 15,000 miles a year at $3.10/gallon and 24 MPG combined.
5-year cost to own
Beyond the sticker: what this 2018 Audi S4 likely costs over five years at 15,000 mi/yr.
Estimate — insurance and taxes vary by driver and state.
Safety & recalls
NHTSA crash tests & recall campaigns for this model yearThe 2018 Audi S4 has 2 recall campaigns as of July 2026. NHTSA rated it 5 out of 5 stars for rollover. EPA combined fuel economy: 24 MPG.
Tested configuration: 2018 Audi S4 4 DR AWD
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AIR BAGSVolkswagen Group of America, Inc. (Audi) is recalling certain 2018-2019 Audi RS5 Sportback, 2018 S5 Cabriolet, S5 Sportback, S5 Coupe, S4 Sedan, A5 Cabriolet, A5 Sportback, A5…NHTSA campaign 19V547000
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SEATSVolkswagen Group of America, Inc. (Audi) is recalling certain 2017-2020 A4 Allroad, A4 Sedan, 2018-2019 RS5 Coupe, 2019 RS5 Sportback, 2018-2020 A5 Cabriolet, A5 Coupe, A5…NHTSA campaign 21V874000
Recall campaigns apply to the model year, not to one car. Check remedy status for this VIN at nhtsa.gov/recalls.
Model-level data for the 2018 Audi S4 from NHTSA (recalls, NCAP crash tests) and EPA fueleconomy.gov, refreshed July 28, 2026.
Where the price is heading
Typical asking price for a 2018 Audi S4 over the last 6 months — the market softened $307 in that span.
Monthly price table
| Month | Typical price |
|---|---|
| March 2026 | $24,098 |
| April 2026 | $24,995 |
| May 2026 | $24,484 |
| June 2026 | $24,877 |
| July 2026 | $24,580 |
| August 2026 | $23,791 |
How it compares to rivals
Median asking price for comparable body styles listed near this car| Model | Median price | For sale nearby | vs this car |
|---|---|---|---|
| 2018 Audi S4 (this car) | $23,690 | 11 | — |
| 2020 Honda Accord | $17,238 | 30 | −$6,452 |
| 2016 Honda Civic | $15,488 | 27 | −$8,202 |
| 2017 Toyota Corolla | $16,976 | 9 | −$6,714 |
| 2016 Mercedes-Benz C-Class | $17,439 | 8 | −$6,251 |
| 2016 Ford Fusion | $9,997 | 7 | −$13,693 |
Cheapest active listings of each comparable body style in this region — median of what those models actually ask.
Market by model year
Gen 1 · 2015–2024What each model year costs right now — live supply, median asking price and how much value each year keeps versus the newest one.
| Year | Units for sale | Median price | vs newest | Avg mileage |
|---|---|---|---|---|
| 2024 | 11 | $45,995 | 100% | 23,423 mi |
| 2023 | 49 | $42,223 | 92% | 31,820 mi |
| 2022 | 25 | $37,394 | 81% | 42,121 mi |
| 2021 | 33 | $34,826 | 76% | 57,116 mi |
| 2020 | 12 | $28,693 | 62% | 69,529 mi |
| 2019 | 63 | $30,165 | 66% | 65,674 mi |
| 2018 | 55 | $23,495 | 51% | 84,330 mi |
| 2016 | 15 | $18,994 | 41% | 105,071 mi |
Units for sale — listings of each model year in the latest nightly market snapshot.
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