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

2025 Toyota Sienna Platinum

2025 Toyota SiennaView this vehicle at longo toyota →

Vehicle Details

VIN5TDERKEC2SS270986
TrimPlatinum
Exterior ColorWhite
DrivetrainFWD
Engine2.5L I4
TransmissionCVT
Fuel TypeUnleaded
Inventory Typeused
Days on Lot5

Platinum

Great Deal
$50,99652,176 mi

El Monte, CA 91731

Is this 2025 Toyota Sienna Platinum a good deal?

OAV verdict: Great Deal

Why: Listed at $50,996, comparable market range $55,384–$65,177, based on 12 comparable listings. Listed 5 days.

Market price position

$50,996 · $4,388 below market low

Comparable range
$55,384 – $65,177
vs. market low
— $4,388 (8% below)
Comparable vehicles
12

Market Retail Price (MRP™)

$60,281

This vehicle $50,996 · $9,285 (15%) below 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™)

$52,407

This vehicle $50,996 · $1,411 (3%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-09-11) — an estimate, not an appraisal. How TRV works.

Comparable vehicles nationally recently sold in an estimated 1552 days.

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$55,384 – $65,177

Longo Toyota

El Monte, CA

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

About This 2025 Toyota Sienna

Listing updated: Sep 11, 2026

Listed by a franchise dealer in El Monte, CA · On lot for 5 days · VIN verifiable at NHTSA

This used 2025 Toyota Sienna Platinum is listed at $50,996 by longo toyota in El Monte, CA 91731. It has 52,176 miles on the odometer (dealer-reported, not independently verified by OAV). The exterior color is White. It features a FWD drivetrain with a 2.5L I4 engine and CVT transmission.

OAV's independent, evidence-backed Price-to-Market analysis rates this vehicle as a Great Deal — priced below the supported comparable range. Based on 12 comparable listings matched to this vehicle, the estimated market range is $55,384 to $65,177. These comparisons match year, make, and model, using trim where trim data supports it. OAV does not adjust comparables for odometer — where mileage would distort a verdict, it withholds one instead.

This vehicle has been on the lot for 5 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477). Verdict methodology ptm-verdict-v1 · snapshot Sep 11, 2026. The patented comparable band 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 El Monte, CA minivans 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 2025 Toyota Sienna against similar vehicles currently available for sale — same make, model, and year range, using trim where trim data supports it. OAV does not adjust comparables for odometer; on very high-mileage vehicles it withholds a verdict rather than overstate a discount the odometer explains. Based on where this listing falls in that comparable set, it is rated:

  • Great Deal — priced below the comparable-range floor by a meaningful margin (OAV's minimum-gap rule); a listing below the floor by less than that margin is Fair Price.
  • 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 can surface additional verification signals, but commercial participation never changes a listing's Price-to-Market verdict, eligibility, ranking, or confidence.

How this listing is verified

This vehicle listing was aggregated from a franchise dealer in El Monte, CA, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 5TDERKEC2SS270986 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.

2025 Toyota Sienna Market in CA

CA Market Listings

2,797

Average Price

$53,101

Price Range

$43,998–$62,174

Avg Days on Lot

24

Based on all 2,797 2023-2027 Toyota Sienna listings in the CA market, the average asking price is $53,101. This listing at $50,996 is $2,105 below the broader CA average (4% below the CA average). This is a wider, all-trim comparison across CA; OAV's price verdict above uses the closer comparable set. Comparable prices in CA range from $43,998 to $62,174. Similar vehicles spend an average of 24 days on dealer lots in this market.

Similar Toyota Sienna Listings in CA

8 similar listings shown (closest matches within ±2 model years) and ±30,000 miles (subject trim: Platinum — 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.