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

VINWP0CA29921S654429
TrimCarrera
Exterior ColorSilver
Engine3.4L H6
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot452

2001 Porsche 911

Carrera

Unscored
$22,50097,800 mi

Northville, MI 48168

Is this 2001 Porsche 911 Carrera a good deal?

OAV verdict: Unscored

Why: Listed at $22,500, comparable market range $20,000–$22,645, based on 4 comparable listings. Days on lot: 452 days (market average 175 days).

Market price position

$22,500 · within market range

$20,000comparable$22,645
Regional range
$20,000 – $22,645
vs. market
$2,500 above low · $145 below high
Comparable vehicles
4

Market Retail Price (MRP™)

$21,323

This vehicle $22,500 · $1,177 (6%) above 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™)

$24,674

This vehicle $22,500 · $2,174 (9%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-19) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data
Faster-than-average sell-through

Similar vehicles recently sold in an estimated 1646 days.

What does Demand-Verified mean?

Verify before inquiring
  • This listing has been on market about 9.8x longer than typical for similar vehicles (cohort sells in 16–46 days; this one is at 452). Long days-on-lot on a fast-turn cohort can signal title concerns, mechanical issues, or pricing the dealer won't actually honor. Recommend a vehicle history report before spending more time.

Market Breakdown

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

Regional Range$20,000 – $22,645

Wall Street Autohaus

Northville, MI

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 Wall Street Autohaus for current availability of this 2001 Porsche 911 Carrera 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 2001 Porsche 911

Listing updated: Jul 19, 2026

Listed by an independent dealer in Northville, MI · On lot for 452 days · VIN verifiable at NHTSA

This used 2001 Porsche 911 Carrera is listed at $22,500 by wall street autohaus in Northville, MI 48168. It has 97,800 miles on the odometer. The exterior color is Silver. with a 3.4L 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 4 similar vehicles in the Northville market, the estimated market range is $20,000 to $22,645.

This vehicle has been on the lot for 452 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 Northville, MI 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 2001 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 Northville, MI, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WP0CA29921S654429 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 updated continuously; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2001 Porsche 911 Market in MI

Comparable Vehicles

22

Average Price

$34,820

Price Range

$17,891–$88,208

Avg Days on Lot

175

Based on 22 comparable 1999-2003 Porsche 911 listings in MI, the average asking price is $34,820. This listing at $22,500 is $12,320 below average (35% below market). Comparable prices in MI range from $17,891 to $88,208. Similar vehicles spend an average of 175 days on dealer lots in this market.

Similar Porsche 911 Listings in MI

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