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

2020 Porsche 911 S

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Vehicle Details

VINWP0AB2A95LS228334
TrimS
Exterior ColorBlack
Drivetrain4WD
Engine3.0L H6
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot3

S

Overpriced
$144,91125,227 mi

Des Plaines, IL 60018

Is this 2020 Porsche 911 S a good deal?

OAV verdict: Overpriced

Why: Listed at $144,911, comparable market range $109,739–$142,412, based on 14 comparable listings. Days on lot: 3 days (market average 52 days).

Market price position

$144,911 · $2,499 above market high

Regional range
$109,739 – $142,412
vs. market high
+ $2,499 (2% above)
Comparable vehicles
14

Market Retail Price (MRP™)

$126,076

This vehicle $144,911 · $18,835 (15%) 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™)

$131,459

This vehicle $144,911 · $13,452 (10%) above TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-29) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1466 days.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges are rebuilt from the market snapshot shown above.

Local Range$139,900 – $139,900
Regional Range$109,739 – $142,412

Autonation

Des Plaines, IL

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OAV will route your inquiry to Autonation for current availability of this 2020 Porsche 911 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 2020 Porsche 911

Listing updated: Jul 28, 2026

Listed by a franchise dealer in Des Plaines, IL · On lot for 3 days · VIN verifiable at NHTSA

This used 2020 Porsche 911 S is listed at $144,911 by autonation in Des Plaines, IL 60018. It has 25,227 miles on the odometer. The exterior color is Black. It features a 4WD drivetrain with a 3.0L H6 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Overpriced — priced above market value. Based on 14 similar vehicles in the Des Plaines market, the estimated market range is $109,739 to $142,412. The local market range in IL is $139,900 to $139,900.

This vehicle has been on the lot for 3 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 Des Plaines, IL 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 2020 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:

  • Great Deal — priced below the typical range for comparable vehicles.
  • Fair Price — priced within the expected range for comparable vehicles.
  • Overpriced — priced above the typical range for comparable vehicles.

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 Des Plaines, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WP0AB2A95LS228334 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.

2020 Porsche 911 Market in IL

Comparable Vehicles

70

Average Price

$284,590

Price Range

$88,885–$1,400,000

Avg Days on Lot

52

Based on 70 comparable 2018-2022 Porsche 911 listings in IL, the average asking price is $284,590. This listing at $144,911 is $139,679 below average (49% below market). Comparable prices in IL range from $88,885 to $1,400,000. Similar vehicles spend an average of 52 days on dealer lots in this market.

Similar Porsche 911 Listings in IL

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