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

VINWBA13AR04MCF59043
TrimM440i
Exterior ColorWhite
Drivetrain4WD
Engine3.0L I6
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot207

2021 BMW 4 Series

M440i

Unscored
$35,00065,110 mi

Frankfort, IL 60423

Is this 2021 BMW 4 Series M440i a good deal?

OAV verdict: Unscored

Why: Listed at $35,000, comparable market range $35,885–$48,198, based on 6 comparable listings. Days on lot: 207 days (market average 44 days).

Market price position

35,885
48,198
35,000

$35,000 · $885 below market low

$35,885comparable$48,198
Regional range
$35,885 – $48,198
vs. market low
— $885 (2% below)
Comparable vehicles
6
Demand-Verified· Backed by recent sales data
High Demand

Similar vehicles recently sold in an estimated 1146 days.

What does Demand-Verified mean?

Verify before inquiring
  • This listing has been on market about 4.5x longer than typical for similar vehicles (cohort sells in 11–46 days; this one is at 207). 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$35,885 – $48,198

86 Degrees Auto Group

Frankfort, 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 86 Degrees Auto Group 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 28, 2026

Listed by an independent dealer in Frankfort, IL · On lot for 207 days · VIN verifiable at NHTSA

This used 2021 BMW 4 Series M440i is listed at $35,000 by 86 degrees auto group in Frankfort, IL 60423. It has 65,110 miles on the odometer. The exterior color is White. 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 6 similar vehicles in the Frankfort market, the estimated market range is $35,885 to $48,198.

This vehicle has been on the lot for 207 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 Frankfort, 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 an independent dealer in Frankfort, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WBA13AR04MCF59043 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

169

Average Price

$34,940

Price Range

$14,596–$57,980

Avg Days on Lot

44

Based on 169 comparable 2019-2023 BMW 4 Series listings in IL, the average asking price is $34,940. This listing at $35,000 is $60 above average (0% 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)