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

VINWP0AC2A99JS174563
TrimGT3
Exterior ColorWhite
DrivetrainRWD
Engine4.0L H6
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot270

2018 Porsche 911

GT3

Unscored
$199,99525,287 mi

Parker, CO 80134

Is this 2018 Porsche 911 GT3 a good deal?

OAV verdict: Unscored

Why: Listed at $199,995, comparable market range $199,995–$199,995. Days on lot: 270 days (market average 78 days).

Market price position

199,995
199,995
199,995

$199,995 · only listing at this price

$199,995 — single data point
Regional range
$199,995 (0 listings)
vs. market
Exact match — no spread
Comparable vehicles
0
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1570 days.

Verify before inquiring
  • This listing has been on market about 3.9x longer than typical for similar vehicles (cohort sells in 15–70 days; this one is at 270). 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 refresh daily.

Regional Range$210,000 – $210,000

Greenwood Automotive

Parker, CO

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 Greenwood Automotive for current availability of this 2018 Porsche 911 GT3 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 2018 Porsche 911

Listing updated: Jul 7, 2026

Listed by an independent dealer in Parker, CO · On lot for 270 days · VIN verifiable at NHTSA

This used 2018 Porsche 911 GT3 is listed at $199,995 by greenwood automotive in Parker, CO 80134. It has 25,287 miles on the odometer. The exterior color is White. It features a RWD drivetrain with a 4.0L 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 available similar vehicles in the Parker market, the estimated market range is $199,995 to $199,995.

This vehicle has been on the lot for 270 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 Parker, CO 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 2018 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 Parker, CO, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WP0AC2A99JS174563 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.

2018 Porsche 911 Market in CO

Comparable Vehicles

39

Average Price

$149,792

Price Range

$108,900–$509,889

Avg Days on Lot

78

Based on 39 comparable 2016-2020 Porsche 911 listings in CO, the average asking price is $149,792. This listing at $199,995 is $50,203 above average (34% above market). Comparable prices in CO range from $108,900 to $509,889. Similar vehicles spend an average of 78 days on dealer lots in this market.

Similar Porsche 911 Listings in CO

8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: GT3 — compare trims below)