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

VINWAU8SAF81MN026466
TrimBase
Exterior ColorBlack
Drivetrain4WD
Engine4.0L V8
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot29

2021 Audi S8

Base

Unscored
$39,88890,180 mi

Sherman, TX 75090

Is this 2021 Audi S8 Base a good deal?

OAV verdict: Unscored

Why: Listed at $39,888, comparable market range $39,888–$39,888. Days on lot: 29 days (market average 79 days).

Market price position

$39,888 · only listing at this price

$39,888 — single data point
Regional range
$39,888 (0 listings)
vs. market
Exact match — no spread
Comparable vehicles
0

Market Retail Price (MRP™)

$39,888

This vehicle $39,888 · priced at MRP

MRP™ is the midpoint of the comparable market range — the representative price the market is asking for similar vehicles. How MRP works.

True Retail Value (TRV™)

$41,202

This vehicle $39,888 · $1,314 (3%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-27) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 2365 days.

Vanguard Gmc Of Sherman

Sherman, TX

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

View all vehicles from vanguard gmc of sherman

Request availability and out-the-door price

OAV will route your inquiry to Vanguard Gmc Of Sherman for current availability of this 2021 Audi S8 Base 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 2021 Audi S8

Listing updated: Jul 27, 2026

Listed by a franchise dealer in Sherman, TX · On lot for 29 days · VIN verifiable at NHTSA

This used 2021 Audi S8 Base is listed at $39,888 by vanguard gmc of sherman in Sherman, TX 75090. It has 90,180 miles on the odometer. The exterior color is Black. It features a 4WD drivetrain with a 4.0L V8 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 Sherman market, the estimated market range is $39,888 to $39,888.

This vehicle has been on the lot for 29 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 Sherman, TX 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 2021 Audi S8 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 a franchise dealer in Sherman, TX, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WAU8SAF81MN026466 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 processed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2021 Audi S8 Market in TX

Comparable Vehicles

6

Average Price

$53,826

Price Range

$39,888–$71,985

Avg Days on Lot

79

Based on 6 comparable 2019-2023 Audi S8 listings in TX, the average asking price is $53,826. This listing at $39,888 is $13,938 below average (26% below market). Comparable prices in TX range from $39,888 to $71,985. Similar vehicles spend an average of 79 days on dealer lots in this market.

Similar Audi S8 Listings in TX

1 comparable vehicle within ±2 model years and ±30,000 miles (subject trim: Base — compare trims below)