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

VINWBA13AR08MCF87556
TrimM440i
Exterior ColorBlack
Drivetrain4WD
Engine3.0L I6
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot13

2021 BMW 4 Series

M440i

Unscored
$37,50250,121 mi

Plano, TX 75093

Is this 2021 BMW 4 Series M440i a good deal?

OAV verdict: Unscored

Why: Listed at $37,502, comparable market range $37,502–$37,502. Days on lot: 13 days (market average 209 days).

Market price position

37,502
37,502
37,502

$37,502 · only listing at this price

$37,502 — single data point
Regional range
$37,502 (0 listings)
vs. market
Exact match — no spread
Comparable vehicles
0
Demand-Verified· Backed by recent sales data
High Demand

Similar vehicles recently sold in an estimated 1146 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$40,998 – $42,123

Ecarone

Plano, TX

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 Ecarone for current availability of this 2021 BMW 4 Series M440i 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 2021 BMW 4 Series

Listing updated: Jun 24, 2026

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

This used 2021 BMW 4 Series M440i is listed at $37,502 by ecarone in Plano, TX 75093. It has 50,121 miles on the odometer. The exterior color is Black. It features a 4WD drivetrain with a 3.0L I6 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 Plano market, the estimated market range is $37,502 to $37,502.

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 Plano, TX 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 2021 BMW 4 Series 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 Plano, TX, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WBA13AR08MCF87556 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 BMW 4 Series Market in TX

Comparable Vehicles

535

Average Price

$36,812

Price Range

$8,995–$78,245

Avg Days on Lot

209

Based on 535 comparable 2019-2023 BMW 4 Series listings in TX, the average asking price is $36,812. This listing at $37,502 is $690 above average (2% above market). Comparable prices in TX range from $8,995 to $78,245. Similar vehicles spend an average of 209 days on dealer lots in this market.

Similar BMW 4 Series Listings in TX

8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: M440i — compare trims below)