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

VINWBA73DB00SCT83849
TrimM440i
Exterior ColorWhite
Drivetrain4WD
Engine3.0L I6
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot51

2025 BMW 4 Series

M440i

Unscored
$67,41115,370 mi

Lisle, IL 60532

Is this 2025 BMW 4 Series M440i a good deal?

OAV verdict: Unscored

Why: Listed at $67,411, comparable market range $58,000–$62,271, based on 4 comparable listings. Days on lot: 51 days (market average 90 days).

Market price position

58,000
62,271
67,411

$67,411 · $5,140 above market high

$58,000comparable$62,271
Regional range
$58,000 – $62,271
vs. market high
+ $5,140 (8% above)
Comparable vehicles
4
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1457 days.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.

Local Range$58,000 – $62,271
Regional Range$55,998 – $79,372

Bill Kay Auto Group

Lisle, 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 Bill Kay Auto Group for current availability of this 2025 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 2025 BMW 4 Series

Listing updated: Jun 21, 2026

Listed by a franchise dealer in Lisle, IL · On lot for 51 days · VIN verifiable at NHTSA

This used 2025 BMW 4 Series M440i is listed at $67,411 by bill kay auto group in Lisle, IL 60532. It has 15,370 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 4 similar vehicles in the Lisle market, the estimated market range is $58,000 to $62,271. The local market range in IL is $58,000 to $62,271.

This vehicle has been on the lot for 51 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 Lisle, IL convertibles 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 2025 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 Lisle, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WBA73DB00SCT83849 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.

2025 BMW 4 Series Market in IL

Comparable Vehicles

598

Average Price

$55,384

Price Range

$31,995–$87,872

Avg Days on Lot

90

Based on 598 comparable 2023-2027 BMW 4 Series listings in IL, the average asking price is $55,384. This listing at $67,411 is $12,027 above average (22% above market). Comparable prices in IL range from $31,995 to $87,872. Similar vehicles spend an average of 90 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)