Vehicle Details
2018 Mercedes-Benz GLS-Class
GLS450
Naperville, IL 60564
Is this 2018 Mercedes-Benz GLS-Class GLS450 a good deal?
OAV verdict: Fair Price
Why: Listed at $14,998, comparable market range $14,914–$29,999, based on 26 comparable listings. Days on lot: 68 days (market average 77 days).
Market price position
$14,998 · within market range
- Regional range
- $14,914 – $29,999
- vs. market
- $84 above low · $15,001 below high
- Comparable vehicles
- 26
Similar vehicles recently sold in an estimated 17–83 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.
Dealer Info
Naperville, IL
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About This 2018 Mercedes-Benz GLS-Class
Listing updated: May 20, 2026Listed by an independent dealer in Naperville, IL · On lot for 68 days · VIN verifiable at NHTSA
This used 2018 Mercedes-Benz GLS-Class GLS450 is listed at $14,998 by an independent dealer in Naperville, IL 60564. It has 120,405 miles on the odometer. The exterior color is White. It features a 4WD drivetrain with a 3.0L V6 engine and Automatic transmission.
OAV's AI-powered Price-to-Market analysis rates this vehicle as Fair Price — priced at market value. Based on 26 similar vehicles in the Naperville market, the estimated market range is $14,914 to $29,999. The local market range in IL is $20,369 to $20,369.
This vehicle has been on the lot for 68 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 Naperville, IL suvs 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 2018 Mercedes-Benz GLS-Class 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 Naperville, IL, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 4JGDF6EE3JB086557 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.
2018 Mercedes-Benz GLS-Class Market in IL
Comparable Vehicles
145
Average Price
$21,975
Price Range
$11,995–$42,888
Avg Days on Lot
77
Based on 145 comparable 2016-2020 Mercedes-Benz GLS-Class listings in IL, the average asking price is $21,975. This listing at $14,998 is $6,977 below average (32% below market). Comparable prices in IL range from $11,995 to $42,888. Similar vehicles spend an average of 77 days on dealer lots in this market.
Similar Mercedes-Benz GLS-Class Listings in IL
8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: GLS450 — compare trims below)

2017 Mercedes-Benz GLS-Class
GLS450
Skokie, IL

2017 Mercedes-Benz GLS-Class
GLS450
Plainfield, IL

2018 Mercedes-Benz GLS-Class
GLS450
Midlothian, IL

2018 Mercedes-Benz GLS-Class
GLS450
Des Plaines, IL

2017 Mercedes-Benz GLS-Class
GLS450
Worth, IL

2017 Mercedes-Benz GLS-Class
GLS450
Highland Park, IL
2017 Mercedes-Benz GLS-Class
GLS450
Lake Villa, IL

2017 Mercedes-Benz GLS-Class
GLS450
Libertyville, IL