U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
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Vehicle Details

VINWAUDF48H99K001406
TrimBase
Exterior ColorBlack
Drivetrain4WD
Engine2.0L I4
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot40

2009 Audi A4

Base

Unscored
$6,90089,419 mi

Upper Marlboro, MD 20772

Is this 2009 Audi A4 Base a good deal?

OAV verdict: Unscored

Why: Listed at $6,900, comparable market range $6,900–$6,900. Days on lot: 40 days (market average 31 days).

Market price position

6,900
6,900
6,900

$6,900 · only listing at this price

$6,900 — single data point
Regional range
$6,900 (0 listings)
vs. market
Exact match — no spread
Comparable vehicles
0
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 2395 days.

Unlimited Auto Sales

Upper Marlboro, MD

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OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

About This 2009 Audi A4

Listing updated: Jun 24, 2026

Listed by an independent dealer in Upper Marlboro, MD · On lot for 40 days · VIN verifiable at NHTSA

This used 2009 Audi A4 Base is listed at $6,900 by unlimited auto sales in Upper Marlboro, MD 20772. It has 89,419 miles on the odometer. The exterior color is Black. It features a 4WD drivetrain with a 2.0L I4 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on available similar vehicles in the Upper Marlboro market, the estimated market range is $6,900 to $6,900.

This vehicle has been on the lot for 40 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 Upper Marlboro, MD convertibles 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 2009 Audi A4 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:

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 Upper Marlboro, MD, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WAUDF48H99K001406 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.

2009 Audi A4 Market in MD

Comparable Vehicles

2

Average Price

$6,448

Price Range

$5,995–$6,900

Avg Days on Lot

31

Based on 2 comparable 2007-2011 Audi A4 listings in MD, the average asking price is $6,448. This listing at $6,900 is $452 above average (7% above market). Comparable prices in MD range from $5,995 to $6,900. Similar vehicles spend an average of 31 days on dealer lots in this market.