Vehicle Details
2021 BMW 5 Series
540i
South Portland, ME 04106
Is this 2021 BMW 5 Series 540i a good deal?
OAV verdict: Unscored
Why: Listed at $42,998, comparable market range $42,998–$42,998. Days on lot: 10 days (market average 41 days).
Market price position
$42,998 · only listing at this price
- Regional range
- $42,998 (0 listings)
- vs. market
- Exact match — no spread
- Comparable vehicles
- 0
Market Retail Price (MRP™)
$42,998This vehicle $42,998 · priced at MRP
MRP™ is the midpoint of the comparable market range — the representative price the market is asking for similar vehicles. How MRP works.
True Retail Value (TRV™)
$37,104This vehicle $42,998 · $5,894 (16%) above TRV
TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-28) — an estimate, not an appraisal. How TRV works.
Similar vehicles recently sold in an estimated 14–53 days.
Carmax South Portland
South Portland, ME
OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.
Request availability and out-the-door price
OAV will route your inquiry to Carmax South Portland for current availability of this 2021 BMW 5 Series 540i 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 5 Series
Listing updated: Jul 28, 2026Listed by an independent dealer in South Portland, ME · On lot for 10 days · VIN verifiable at NHTSA
This used 2021 BMW 5 Series 540i is listed at $42,998 by carmax south portland in South Portland, ME 04106. It has 39,939 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 South Portland market, the estimated market range is $42,998 to $42,998.
This vehicle has been on the lot for 10 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 South Portland, ME 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 BMW 5 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:
- Great Deal — priced below the typical range for comparable vehicles.
- Fair Price — priced within the expected range for comparable vehicles.
- Overpriced — priced above the typical range for comparable vehicles.
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 South Portland, ME, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WBA73BJ06MWX18331 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 processed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.
2021 BMW 5 Series Market in ME
Comparable Vehicles
3
Average Price
$39,204
Price Range
$34,615–$42,998
Avg Days on Lot
41
Based on 3 comparable 2019-2023 BMW 5 Series listings in ME, the average asking price is $39,204. This listing at $42,998 is $3,794 above average (10% above market). Comparable prices in ME range from $34,615 to $42,998. Similar vehicles spend an average of 41 days on dealer lots in this market.
Similar BMW 5 Series Listings in ME
2 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: 540i — compare trims below)