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

VINWP0AA2A90MS205757
TrimBase
Exterior ColorWhite
DrivetrainRWD
Engine3.0L H6
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot30

2021 Porsche 911

Base

Unscored
$116,89823,693 mi

Knoxville, TN 37922

Is this 2021 Porsche 911 Base a good deal?

OAV verdict: Unscored

Why: Listed at $116,898, comparable market range $110,195–$110,195, based on 3 comparable listings. Days on lot: 30 days (market average 48 days).

Market price position

110,195
110,195
116,898

$116,898 · $6,703 above the market benchmark

$110,195 — single data point
Regional range
$110,195 (3 listings)
vs. market high
+ $6,703 (6% above)
Comparable vehicles
3
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1372 days.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.

Regional Range$110,195 – $110,195

Harper Volkswagen Of Knoxville

Knoxville, TN

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

View all vehicles from harper volkswagen of knoxville

Request availability and out-the-door price

OAV will route your inquiry to Harper Volkswagen Of Knoxville for current availability of this 2021 Porsche 911 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 Porsche 911

Listing updated: Jun 28, 2026

Listed by a franchise dealer in Knoxville, TN · On lot for 30 days · VIN verifiable at NHTSA

This used 2021 Porsche 911 Base is listed at $116,898 by harper volkswagen of knoxville in Knoxville, TN 37922. It has 23,693 miles on the odometer. The exterior color is White. It features a RWD drivetrain with a 3.0L H6 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 Knoxville market, the estimated market range is $110,195 to $110,195.

This vehicle has been on the lot for 30 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 Knoxville, TN coupes 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 Porsche 911 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 Knoxville, TN, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WP0AA2A90MS205757 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.

2021 Porsche 911 Market in TN

Comparable Vehicles

126

Average Price

$176,445

Price Range

$100,400–$289,999

Avg Days on Lot

48

Based on 126 comparable 2019-2023 Porsche 911 listings in TN, the average asking price is $176,445. This listing at $116,898 is $59,547 below average (34% below market). Comparable prices in TN range from $100,400 to $289,999. Similar vehicles spend an average of 48 days on dealer lots in this market.

Similar Porsche 911 Listings in TN

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