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

VIN5TDDZ3DC3JS188461
TrimLimited
Exterior ColorWhite
Drivetrain4WD
Engine3.5L V6
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot32

2018 Toyota Sienna

Limited

Unscored
$21,061132,017 mi

Fairfield, CT 06825

Is this 2018 Toyota Sienna Limited a good deal?

OAV verdict: Unscored

Why: Listed at $21,061, comparable market range $23,456–$23,631, based on 3 comparable listings. Days on lot: 32 days (market average 45 days).

Market price position

23,456
23,631
21,061

$21,061 · $2,395 below market low

$23,456$23,631 comparable
Regional range
$23,456 – $23,631
vs. market low
— $2,395 (10% below)
Comparable vehicles
3
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1251 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.

Regional Range$23,456 – $23,631

Dealer Info

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Fairfield, CT

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About This 2018 Toyota Sienna

Listing updated: May 27, 2026

Listed by a franchise dealer in Fairfield, CT · On lot for 32 days · VIN verifiable at NHTSA

This used 2018 Toyota Sienna Limited is listed at $21,061 by a franchise dealer in Fairfield, CT 06825. It has 132,017 miles on the odometer. The exterior color is White. It features a 4WD drivetrain with a 3.5L V6 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 3 similar vehicles in the Fairfield market, the estimated market range is $23,456 to $23,631.

This vehicle has been on the lot for 32 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 Fairfield, CT minivans 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 Toyota Sienna 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 a franchise dealer in Fairfield, CT, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 5TDDZ3DC3JS188461 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 Toyota Sienna Market in CT

Comparable Vehicles

75

Average Price

$20,960

Price Range

$11,900–$31,997

Avg Days on Lot

45

Based on 75 comparable 2016-2020 Toyota Sienna listings in CT, the average asking price is $20,960. This listing at $21,061 is $101 above average (0% above market). Comparable prices in CT range from $11,900 to $31,997. Similar vehicles spend an average of 45 days on dealer lots in this market.

Similar Toyota Sienna Listings in CT

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