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

VIN1N4BL4BV9MN390983
TrimS
Exterior ColorWhite
DrivetrainFWD
Engine2.5L I4
TransmissionCVT
Fuel TypeUnleaded
Inventory Typeused
Days on Lot237

2021 Nissan Altima

S

Unscored
$8,440173,544 mi

Lombard, IL 60148

Is this 2021 Nissan Altima S a good deal?

OAV verdict: Unscored

Why: Listed at $8,440, comparable market range $11,450–$16,488, based on 9 comparable listings. Days on lot: 237 days (market average 65 days).

Market price position

11,450
16,488
8,440

$8,440 · $3,010 below market low

$11,450comparable$16,488
Regional range
$11,450 – $16,488
vs. market low
— $3,010 (26% below)
Comparable vehicles
9
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 2178 days.

Verify before inquiring
  • This listing has been on market about 3.0x longer than typical for similar vehicles (cohort sells in 21–78 days; this one is at 237). 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.

Local Range$14,500 – $14,500
Regional Range$11,450 – $16,488

Dealer Info

Hidden
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Lombard, IL

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About This 2021 Nissan Altima

Listing updated: May 21, 2026

Listed by an independent dealer in Lombard, IL · On lot for 237 days · VIN verifiable at NHTSA

This used 2021 Nissan Altima S is listed at $8,440 by an independent dealer in Lombard, IL 60148. It has 173,544 miles on the odometer. The exterior color is White. It features a FWD drivetrain with a 2.5L I4 engine and CVT transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 9 similar vehicles in the Lombard market, the estimated market range is $11,450 to $16,488. The local market range in IL is $14,500 to $14,500.

This vehicle has been on the lot for 237 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 Lombard, IL 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 Nissan Altima 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 Lombard, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1N4BL4BV9MN390983 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 Nissan Altima Market in IL

Comparable Vehicles

867

Average Price

$18,468

Price Range

$4,994–$30,500

Avg Days on Lot

65

Based on 867 comparable 2019-2023 Nissan Altima listings in IL, the average asking price is $18,468. This listing at $8,440 is $10,028 below average (54% below market). Comparable prices in IL range from $4,994 to $30,500. Similar vehicles spend an average of 65 days on dealer lots in this market.

Similar Nissan Altima Listings in IL

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