2018 BMW 3 Series 330i
View this vehicle at carmart →Vehicle Details
330i
New Castle, DE 19720
Is this 2018 BMW 3 Series 330i a good deal?
OAV verdict: Fair Price
Why: Listed at $20,489, comparable market range $12,449–$22,797, based on 29 comparable listings. Listed 7 days.
Market price position
$20,489 · within market range
- Comparable range
- $12,449 – $22,797
- vs. market
- $8,040 above low · $2,308 below high
- Comparable vehicles
- 29
Market Retail Price (MRP™)
$17,623This vehicle $20,489 · $2,866 (16%) above 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™)
$18,907This vehicle $20,489 · $1,582 (8%) above TRV
TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-08-29) — an estimate, not an appraisal. How TRV works.
Comparable vehicles nationally recently sold in an estimated 12–41 days, and this listing is still within that typical selling window.
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 are rebuilt from the market snapshot shown above.
Carmart
New Castle, DE
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Request availability and out-the-door price
OAV will route your inquiry to Carmart for current availability of this 2018 BMW 3 Series 330i 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 2018 BMW 3 Series
Listing updated: Aug 29, 2026Listed by an independent dealer in New Castle, DE · On lot for 7 days · VIN verifiable at NHTSA
This used 2018 BMW 3 Series 330i is listed at $20,489 by carmart in New Castle, DE 19720. It has 53,534 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is Gray. It features a 4WD drivetrain with a 2.0L I4 engine and Automatic transmission.
OAV's independent, evidence-backed Price-to-Market analysis rates this vehicle as Fair Price — priced in line with the local market for comparable vehicles. Based on 29 comparable listings matched to this vehicle, the estimated market range is $12,449 to $22,797. These comparisons match year, make, model, and market, using trim where trim data supports it. OAV does not adjust comparables for odometer — where mileage would distort a verdict, it withholds one instead.
This vehicle has been on the lot for 7 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 New Castle, DE sedans market analysis. OAV compares vehicles by local and regional price-to-market ranges and comparable count; days-on-lot and demand signals are shown separately, not as verdict inputs.
How this deal is rated
OAV compares this 2018 BMW 3 Series against similar vehicles currently available in the local and regional market — same make, model, and year range, using trim where trim data supports it. OAV does not adjust comparables for odometer; on very high-mileage vehicles it withholds a verdict rather than overstate a discount the odometer explains. Based on where this listing falls in that comparable set, it is rated:
- Great Deal — priced below the comparable-range floor by a meaningful margin (OAV's minimum-gap rule); a listing below the floor by less than that margin is Fair Price.
- 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 can surface additional verification signals, but commercial participation never changes a listing's Price-to-Market verdict, eligibility, ranking, or confidence.
How this listing is verified
This vehicle listing was aggregated from an independent dealer in New Castle, DE, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN WBA8D9C53JEM34143 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.
2018 BMW 3 Series Market in DE
DE Market Listings
5
Average Price
$23,407
Price Range
$13,777–$38,995
Avg Days on Lot
24
Based on all 5 2016-2020 BMW 3 Series listings in the DE market, the average asking price is $23,407. This listing at $20,489 is $2,918 below the broader DE average (12% below the DE average). This is a wider, all-trim comparison across DE; OAV's price verdict above uses the closer comparable set. Comparable prices in DE range from $13,777 to $38,995. Similar vehicles spend an average of 24 days on dealer lots in this market.
Similar BMW 3 Series Listings in DE
3 similar listings shown (closest matches within ±2 model years) and ±30,000 miles (subject trim: 330i — compare trims below)