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

VINWBA13AR0XMCF80799
TrimM440i
Exterior ColorBlue
Drivetrain4WD
Engine3.0L I6
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot3

2021 BMW 4 Series

M440i

Unscored
$40,99868,931 mi

Des Plaines, IL 60018

Is this 2021 BMW 4 Series M440i a good deal?

OAV verdict: Unscored

Why: Listed at $40,998, comparable market range $35,000–$48,694, based on 8 comparable listings. Days on lot: 3 days (market average 44 days).

Market price position

35,000
48,694
40,998

$40,998 · within market range

$35,000comparable$48,694
Regional range
$35,000 – $48,694
vs. market
$5,998 above low · $7,696 below high
Comparable vehicles
8
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$35,000 – $48,694

Autonation

Des Plaines, IL

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 Autonation 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 27, 2026

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

This used 2021 BMW 4 Series M440i is listed at $40,998 by autonation in Des Plaines, IL 60018. It has 68,931 miles on the odometer. The exterior color is Blue. 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 8 similar vehicles in the Des Plaines market, the estimated market range is $35,000 to $48,694.

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 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 a franchise dealer in Des Plaines, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WBA13AR0XMCF80799 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 IL

Comparable Vehicles

166

Average Price

$35,098

Price Range

$14,596–$57,980

Avg Days on Lot

44

Based on 166 comparable 2019-2023 BMW 4 Series listings in IL, the average asking price is $35,098. This listing at $40,998 is $5,900 above average (17% above market). Comparable prices in IL range from $14,596 to $57,980. Similar vehicles spend an average of 44 days on dealer lots in this market.

Similar BMW 4 Series Listings in IL

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