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

VIN3MZBPABL7MM250658
TrimSelect
Exterior ColorBlue
DrivetrainFWD
Engine2.5L I4
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot13

2021 Mazda Mazda3

Select

Unscored
$17,49078,537 mi

Denver, CO 80231

Is this 2021 Mazda Mazda3 Select a good deal?

OAV verdict: Unscored

Why: Listed at $17,490, comparable market range $20,180–$21,378, based on 5 comparable listings. Days on lot: 13 days (market average 42 days).

Market price position

20,180
21,378
17,490

$17,490 · $2,690 below market low

$20,180$21,378 comparable
Regional range
$20,180 – $21,378
vs. market low
— $2,690 (13% below)
Comparable vehicles
5
Demand-Verified· Backed by recent sales data
Faster-than-average sell-through

Similar vehicles recently sold in an estimated 1037 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$20,180 – $21,378

Dealer Info

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Denver, CO

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About This 2021 Mazda Mazda3

Listing updated: May 26, 2026

Listed by an independent dealer in Denver, CO · On lot for 13 days · VIN verifiable at NHTSA

This used 2021 Mazda Mazda3 Select is listed at $17,490 by an independent dealer in Denver, CO 80231. It has 78,537 miles on the odometer. The exterior color is Blue. It features a FWD drivetrain with a 2.5L I4 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 5 similar vehicles in the Denver market, the estimated market range is $20,180 to $21,378.

This vehicle has been on the lot for 13 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 Denver, CO sedans 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 2021 Mazda Mazda3 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 Denver, CO, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3MZBPABL7MM250658 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.

2021 Mazda Mazda3 Market in CO

Comparable Vehicles

70

Average Price

$21,399

Price Range

$11,950–$29,998

Avg Days on Lot

42

Based on 70 comparable 2019-2023 Mazda Mazda3 listings in CO, the average asking price is $21,399. This listing at $17,490 is $3,909 below average (18% below market). Comparable prices in CO range from $11,950 to $29,998. Similar vehicles spend an average of 42 days on dealer lots in this market.

Similar Mazda Mazda3 Listings in CO

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