Vehicle Details
2018 Audi S4
Premium Plus
Gaithersburg, MD 20877
Is this 2018 Audi S4 Premium Plus a good deal?
OAV verdict: Unscored
Why: Listed at $37,998, comparable market range $21,987–$24,995, based on 3 comparable listings. Days on lot: 33 days (market average 75 days).
Market price position
$37,998 · $13,003 above market high
- Regional range
- $21,987 – $24,995
- vs. market high
- + $13,003 (52% above)
- Comparable vehicles
- 3
Similar vehicles recently sold in an estimated 8–33 days.
What does Demand-Verified mean?
Market Breakdown
Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.
Carmax Gaithersburg
Gaithersburg, MD
OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.
Request availability and out-the-door price
OAV will route your inquiry to Carmax Gaithersburg for current availability of this 2018 Audi S4 Premium Plus and an out-the-door price quote (taxes, fees, addons included).
OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.
About This 2018 Audi S4
Listing updated: Jun 23, 2026Listed by an independent dealer in Gaithersburg, MD · On lot for 33 days · VIN verifiable at NHTSA
This used 2018 Audi S4 Premium Plus is listed at $37,998 by carmax gaithersburg in Gaithersburg, MD 20877. It has 21,346 miles on the odometer. The exterior color is Gray. It features a 4WD drivetrain with a 3.0L V6 engine and Automatic transmission.
OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 3 similar vehicles in the Gaithersburg market, the estimated market range is $21,987 to $24,995.
This vehicle has been on the lot for 33 days.
Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).
Market context
This listing is part of OAV's broader Gaithersburg, MD sedans market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.
How this deal is rated
OAV compares this 2018 Audi S4 against similar vehicles currently available in the local and regional market — same make, model, and year range, filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:
- Great Deal — priced below the typical range for comparable vehicles.
- Fair Price — priced within the expected range for comparable vehicles.
- Overpriced — priced above the typical range for comparable vehicles.
Listings show OAV's PTM-derived deal quality and live market context. OAV-claimed dealers manage their listing profile and route buyer inquiries directly. Paid OAV partners surface additional verification signals.
How this listing is verified
This vehicle listing was aggregated from an independent dealer in Gaithersburg, MD, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WAUB4AF42JA002001 can be independently verified via the U.S. Department of Transportation's NHTSA VIN decoder, and safety recalls at NHTSA's recall database.
Vehicle attributes (year, make, model, trim, mileage, location) are standardized using OAV's patented methodology (U.S. Patent No. 12,236,477), which normalizes naming conventions and deduplicates cross-listed inventory across the dealership network. Listing data is refreshed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.
2018 Audi S4 Market in MD
Comparable Vehicles
2
Average Price
$28,949
Price Range
$19,900–$37,998
Avg Days on Lot
75
Based on 2 comparable 2016-2020 Audi S4 listings in MD, the average asking price is $28,949. This listing at $37,998 is $9,049 above average (31% above market). Comparable prices in MD range from $19,900 to $37,998. Similar vehicles spend an average of 75 days on dealer lots in this market.