2021 Porsche 911 Base

Listed by a franchise dealer in San Diego, CA · On lot for 81 days · VIN verifiable at NHTSA

This used 2021 Porsche 911 Base is listed at $119,525 by porsche san diego in San Diego, CA 92126. It has 18,881 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is Silver. It features a RWD drivetrain with a 3.0L H6 engine and Automatic transmission.

OAV's independent, evidence-backed Price-to-Market analysis rates this vehicle as Fair Price — priced in line with the supported comparable range. Based on 26 comparable listings matched to this vehicle, the estimated market range is $102,995 to $160,030. These comparisons match year, make, and model, using trim where the data supports it. OAV does not adjust comparable prices for mileage — every price shown is the real advertised price. On used vehicles, mileage can still cause OAV to withhold a verdict — very high or unreliable mileage, or a lower price better explained by higher-than-typical mileage than by a genuine market discount — rather than call it a deal it can't support.

This vehicle has been on the lot for 81 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477). Verdict methodology ptm-verdict-v1 · snapshot Sep 22, 2026. The patented comparable band is the input; ptm-verdict-v1 is the versioned OAV rule set that turns it into this verdict.

Market context

This listing is part of OAV's broader San Diego, CA convertibles market analysis. OAV compares vehicles by local and regional price-to-market ranges and comparable count; days-on-lot and demand signals are shown separately, not as verdict inputs.

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How this deal is rated

OAV compares this 2021 Porsche 911 against similar vehicles currently available for sale — same make, model, and year range, using trim where the data supports it. OAV does not adjust comparable prices for mileage; on used vehicles it withholds a verdict when mileage would distort the comparison — very high or unreliable mileage, or a lower price better explained by higher-than-typical mileage than by a genuine market discount — rather than overstate a deal. Based on where this listing falls in that comparable set, it is rated:

• Great Deal — priced below the comparable-range floor by a meaningful margin (OAV's minimum-gap rule); a listing below the floor by less than that margin is Fair Price.
• 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 can surface additional verification signals, but commercial participation never changes a listing's Price-to-Market verdict, eligibility, ranking, or confidence.

How this listing is verified

This vehicle listing was aggregated from a franchise dealer in San Diego, CA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WP0CA2A93MS239278 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.

2021 Porsche 911 Market in CA

Based on all 243 2019-2023 Porsche 911 listings in the CA market, the average asking price is $191,278. This listing at $119,525 is $71,753 below the broader CA average (38% below the CA average). This is a wider, all-trim comparison across CA; OAV's price verdict above uses the closer comparable set. Comparable prices in CA range from $119,622 to $297,307. Similar vehicles spend an average of 75 days on dealer lots in this market.

Similar Porsche 911 Listings in CA

8 similar listings shown (closest matches within ±2 model years) and ±30,000 miles (subject trim: Base — compare trims below)

This is a broad, statewide same-model set (any trim, mileage, or title) — not the qualified comparable cohort behind the verdict above; lower prices here typically reflect a different trim, higher mileage, or a branded title.