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

2018 Mercedes-Benz GLS-Class GLS450

2018 Mercedes-Benz GLS-ClassView this vehicle at rpm automotive →

Vehicle Details

VIN4JGDF6EE4JA995459
TrimGLS450
Exterior ColorBlack
Drivetrain4WD
Engine3.0L V6
TransmissionAutomatic
Fuel TypePremium Unleaded
Inventory Typeused
Days on Lot6

GLS450

Unscored
$18,199107,809 mi

Portland, OR 97220

Is this 2018 Mercedes-Benz GLS-Class GLS450 a good deal?

OAV verdict: Unscored

Why: Listed at $18,199. OAV publishes a price verdict only when it has enough closely comparable listings to stand behind one. This listing did not clear that bar, so OAV withholds a verdict rather than guessing. Listed 6 days.

Market price position

OAV publishes a price verdict only when it has enough closely comparable listings to stand behind one. This listing did not clear that bar, so OAV withholds a verdict rather than guessing.

Rpm Automotive

Portland, OR

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About This 2018 Mercedes-Benz GLS-Class

Listing updated: Sep 24, 2026

Listed by an independent dealer in Portland, OR · On lot for 6 days · VIN verifiable at NHTSA

This used 2018 Mercedes-Benz GLS-Class GLS450 is listed at $18,199 by rpm automotive in Portland, OR 97220. It has 107,809 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is Black. It features a 4WD drivetrain with a 3.0L V6 engine and Automatic transmission.

OAV's independent, evidence-backed Price-to-Market analysis rates this vehicle as Unscored. OAV publishes a price verdict only when it has enough closely comparable listings to stand behind one. This listing did not clear that bar, so OAV withholds a verdict rather than guessing.

This vehicle has been on the lot for 6 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477). Verdict methodology ptm-verdict-v1 · snapshot Sep 24, 2026. The comparable band (patent pending) is the input; ptm-verdict-v1 is the versioned OAV rule set that turns it into this verdict.

Market context

This listing is part of OAV's broader Portland, OR suvs 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 Mercedes-Benz GLS-Class against similar vehicles currently available for sale — same make, model, and year range, using trim where the data supports it. OAV does not adjust comparable prices for mileage; on used vehicles it withholds a verdict when mileage would distort the comparison — very high or unreliable mileage, or a lower price better explained by higher-than-typical mileage than by a genuine market discount — rather than overstate a deal. Based on where this listing falls in that comparable set, it is rated:

  • Great Deal — priced below the comparable-range floor by at least OAV's minimum-gap margin; a smaller gap under the floor is Fair Price.
  • Fair Price — priced within the comparable range, or below the floor by less than that margin.
  • Overpriced — priced above the typical range for comparable vehicles.
  • Unscored — OAV withholds a verdict when the evidence cannot support one: too few or too widely spread comparables, a price it cannot validate, a branded or salvage title, or mileage that would distort the comparison. The listing stays visible; only the rating is withheld.

Listings show OAV's Price-to-Market verdict and live market context for every dealer's inventory, whether or not the dealer has any relationship with OAV. A dealer that claims its listings can manage its profile and have buyer inquiries routed to it directly. A paying partner's own listings additionally carry an OAV Verified Partner label on the dealer contact block and a link to the dealer's own listing page. That is the complete list of what a relationship with OAV changes, and all of it concerns the dealer's identity on its own listings. Payment never changes a vehicle's verdict, its eligibility to be scored or cited, the evidence shown or withheld, or where and how prominently the listing appears on any OAV page, board, or answer. There is no paid placement, ranking, ordering, verdict badge, or featured position of any kind. OAV sells dealers insight into the evidence, never influence over it.

How this listing is verified

This vehicle listing was aggregated from an independent dealer in Portland, OR, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 4JGDF6EE4JA995459 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 vehicle market standardization technology (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.

2018 Mercedes-Benz GLS-Class Market in OR

OR Market Listings

19

Average Price

—

Price Range

—

Avg Days on Lot

68

Based on all 19 2016-2020 Mercedes-Benz GLS-Class listings in the OR market. Because OAV has not assigned a reliable price verdict to this listing, it does not state how it compares to this broader average. Similar vehicles spend an average of 68 days on dealer lots in this market.

Similar Mercedes-Benz GLS-Class Listings in OR

8 similar listings shown (closest matches within ±2 model years) and ±30,000 miles (subject trim: GLS450 — compare trims below)

This is a broad, statewide same-model set (any trim, mileage, or title) — not the qualified comparable cohort behind the verdict above; lower prices here typically reflect a different trim, higher mileage, or a branded title.