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

VINWP0CB29909S754702
TrimCarrera S
Exterior ColorBlack
DrivetrainRWD
Engine3.8L H6
TransmissionManual
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot66

2009 Porsche 911

Carrera S

Unscored
$79,99730,856 mi

Knoxville, TN 37922

Is this 2009 Porsche 911 Carrera S a good deal?

OAV verdict: Unscored

Why: Listed at $79,997, comparable market range $71,901–$71,901, based on 6 comparable listings. Days on lot: 66 days (market average 15 days).

Market price position

71,901
71,901
79,997

$79,997 · $8,096 above the market benchmark

$71,901 — single data point
Regional range
$71,901 (6 listings)
vs. market high
+ $8,096 (11% above)
Comparable vehicles
6
Demand-Verified· Backed by recent sales data
Faster-than-average sell-through

Similar vehicles recently sold in an estimated 1276 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.

Regional Range$71,901 – $71,901

Overton Automotive

Knoxville, TN

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

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Request availability and out-the-door price

OAV will route your inquiry to Overton Automotive for current availability of this 2009 Porsche 911 Carrera S 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 2009 Porsche 911

Listing updated: Jun 24, 2026

Listed by an independent dealer in Knoxville, TN · On lot for 66 days · VIN verifiable at NHTSA

This used 2009 Porsche 911 Carrera S is listed at $79,997 by overton automotive in Knoxville, TN 37922. It has 30,856 miles on the odometer. The exterior color is Black. It features a RWD drivetrain with a 3.8L H6 engine and Manual transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 6 similar vehicles in the Knoxville market, the estimated market range is $71,901 to $71,901.

This vehicle has been on the lot for 66 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 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 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 an independent dealer in Knoxville, TN, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WP0CB29909S754702 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 Porsche 911 Market in TN

Comparable Vehicles

14

Average Price

$65,147

Price Range

$51,950–$79,997

Avg Days on Lot

15

Based on 14 comparable 2007-2011 Porsche 911 listings in TN, the average asking price is $65,147. This listing at $79,997 is $14,850 above average (23% above market). Comparable prices in TN range from $51,950 to $79,997. Similar vehicles spend an average of 15 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: Carrera S — compare trims below)