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

2021 Buick Encore GX Preferred

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Vehicle Details

VINKL4MMBS29MB103471
TrimPreferred
Exterior ColorWhite
DrivetrainFWD
Engine1.2L I3
TransmissionCVT
Fuel TypeUnleaded
Inventory Typeused
Days on Lot931

Preferred

Overpriced
$21,78925,558 mi

Union, NJ 07083

Is this 2021 Buick Encore GX Preferred a good deal?

OAV verdict: Overpriced

Why: Listed at $21,789, comparable market range $13,995–$19,489, based on 14 comparable listings. Days on lot: 931 days (market average 62 days).

Market price position

$21,789 · $2,300 above market high

Comparable range
$13,995 – $19,489
vs. market high
+ $2,300 (12% above)
Comparable vehicles
14

Market Retail Price (MRP™)

$16,742

This vehicle $21,789 · $5,047 (30%) 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™)

$19,411

This vehicle $21,789 · $2,378 (12%) above TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-08-03) — an estimate, not an appraisal. How TRV works.

Comparable vehicles nationally recently sold in an estimated 1349 days.

Verify before inquiring
  • This listing has been available about 19.0x longer than comparable vehicles typically take to sell (cohort sells in 13–49 days; this one is at 931). Confirm its history, condition, availability, and out-the-door price before proceeding.

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.

Regional Range$13,995 – $19,489

Maxon Auto Group

Union, NJ

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OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

About This 2021 Buick Encore GX

Listing updated: Aug 3, 2026

Listed by a franchise dealer in Union, NJ · On lot for 931 days · VIN verifiable at NHTSA

This used 2021 Buick Encore GX Preferred is listed at $21,789 by maxon auto group in Union, NJ 07083. It has 25,558 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is White. It features a FWD drivetrain with a 1.2L I3 engine and CVT transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Overpriced — priced above market value. Based on 14 comparable listings matched to this vehicle, the estimated market range is $13,995 to $19,489. These comparisons match year, make, and model and may currently span trims and configurations (trim-level matching is rolling out).

This vehicle has been on the lot for 931 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 Union, NJ 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 2021 Buick Encore GX against similar vehicles currently available in the local and regional market — same make, model, and year range (currently across available trims and configurations; trim-level matching is rolling out), 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 a franchise dealer in Union, NJ, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN KL4MMBS29MB103471 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 Buick Encore GX Market in NJ

NJ Market Listings

135

Average Price

$20,286

Price Range

$8,999–$29,436

Avg Days on Lot

62

Based on all 135 2019-2023 Buick Encore GX listings in the NJ market, the average asking price is $20,286. This listing at $21,789 is $1,503 above the broader NJ average (7% above the NJ average). This is a wider, all-trim comparison across NJ; OAV's price verdict above uses the closer comparable set. Comparable prices in NJ range from $8,999 to $29,436. Similar vehicles spend an average of 62 days on dealer lots in this market.

Similar Buick Encore GX Listings in NJ

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