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

The Automotive Answer Engine

Every car has an answer. We hold the evidence.

Ask about a VIN, price, or market. OAV returns an independent, snapshot-dated answer and the market evidence behind it — a verdict where the evidence supports one, and the evidence itself where it doesn't.

Found a car anywhere? Paste the VIN — OAV resolves it against the supported comparable range, drawn from millions of dealer-advertised listings. Dealers can't pay to change a verdict.

OAV.io is an independent automotive market-evidence platform. It evaluates asking prices against comparable listings and publishes a Price-to-Market verdict when the evidence supports one. Days-on-lot and sell-through from similar vehicles are separate demand evidence, never inputs to the Price-to-Market verdict.

Market snapshot · November 2, 2026

6.1M+

Unique vehicles analyzed

as of November 2, 2026

56,000+

US dealerships

Daily

Data pipeline

Comparable

Market-evidence analysis

3.3M new·2.8M used·Listings processed daily

Or explore the market

98 listings found

2013 Mercedes-Benz C-Class C250 Sport

Image from the dealer's site. OAV does not own, control, or store dealer images.

2013 Mercedes-Benz C-Class C250 Sport

Westchester, IL

UnscoredInsufficient · 3
$6,960109,669 mi

Comparison: 3 similar vehicles

Westchester, IL

2013 Chevrolet Equinox 2LT

Image from the dealer's site. OAV does not own, control, or store dealer images.

2013 Chevrolet Equinox 2LT

Westchester, IL

Fair PriceLimited · 12
$7,25095,367 mi

Market: $1,700 – $9,995

Comparison: 12 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 71 days listed (based on current market benchmarks)

Westchester, IL

2008 BMW 3 Series 328i

Image from the dealer's site. OAV does not own, control, or store dealer images.

2008 BMW 3 Series 328i

Westchester, IL

Unscored
$7,315101,615 mi

Comparison: 6 similar vehicles

Westchester, IL

2011 Mazda MAZDA3 i Touring

Image from the dealer's site. OAV does not own, control, or store dealer images.

2011 Mazda MAZDA3 i Touring

Westchester, IL

Unscored
$7,350105,803 mi

Comparison: 5 similar vehicles

Westchester, IL

2012 Toyota Corolla LE

Image from the dealer's site. OAV does not own, control, or store dealer images.

2012 Toyota Corolla LE

Westchester, IL

Unscored
$7,750171,000 mi

Comparison: 9 similar vehicles

Westchester, IL

2013 Nissan JUKE SV

Image from the dealer's site. OAV does not own, control, or store dealer images.

2013 Nissan JUKE SV

Westchester, IL

UnscoredInsufficient · 3
$7,800105,644 mi

Comparison: 3 similar vehicles

Westchester, IL

2017 Nissan Altima S

Image from the dealer's site. OAV does not own, control, or store dealer images.

2017 Nissan Altima S

Westchester, IL

Fair PriceLimited · 16
$7,90091,404 mi

Market: $6,995 – $11,116

Comparison: 16 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 107 days listed (based on current market benchmarks)

Westchester, IL

2006 Toyota Highlander Limited Hybrid

Image from the dealer's site. OAV does not own, control, or store dealer images.

2006 Toyota Highlander Limited Hybrid

Westchester, IL

UnscoredInsufficient · 4
$7,900119,589 mi

Comparison: 4 similar vehicles

Westchester, IL

No Photo

2012 Nissan LEAF SL

Westchester, IL

UnscoredInsufficient · 3
$8,075126,108 mi

Comparison: 3 similar vehicles

Westchester, IL

2012 Honda Odyssey LX

Image from the dealer's site. OAV does not own, control, or store dealer images.

2012 Honda Odyssey LX

Westchester, IL

UnscoredInsufficient · 4
$8,250131,278 mi

Comparison: 4 similar vehicles

Westchester, IL

2017 Chevrolet Colorado Work Truck

Image from the dealer's site. OAV does not own, control, or store dealer images.

2017 Chevrolet Colorado Work Truck

Westchester, IL

UnscoredInsufficient · 3
$8,30081,202 mi

Comparison: 3 similar vehicles

Westchester, IL

2012 Honda Civic LX

Image from the dealer's site. OAV does not own, control, or store dealer images.

2012 Honda Civic LX

Westchester, IL

Fair PriceModerate · 31
$8,465111,379 mi

Market: $4,795 – $11,893

Comparison: 31 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 50 days listed (based on current market benchmarks)

Westchester, IL

No Photo

2017 Volkswagen Jetta S

Westchester, IL

Fair PriceModerate · 42
$8,500108,601 mi

Market: $6,062 – $9,995

Comparison: 42 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 88 days listed (based on current market benchmarks)

Westchester, IL

2012 Jeep Grand Cherokee Laredo

Image from the dealer's site. OAV does not own, control, or store dealer images.

2012 Jeep Grand Cherokee Laredo

Westchester, IL

Fair PriceModerate · 47
$8,500109,221 mi

Market: $3,999 – $11,339

Comparison: 47 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 178 days listed (based on current market benchmarks)

Westchester, IL

2010 Toyota Prius II

Image from the dealer's site. OAV does not own, control, or store dealer images.

2010 Toyota Prius II

Westchester, IL

Unscored
$8,500131,998 mi

Comparison: 14 similar vehicles

Westchester, IL

No Photo

2016 Chevrolet Cruze Limited 1LT

Westchester, IL

Fair PriceModerate · 27
$8,80070,321 mi

Market: $1,900 – $15,266

Comparison: 27 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 61 days listed (based on current market benchmarks)

Westchester, IL

2017 Hyundai Elantra SE

Image from the dealer's site. OAV does not own, control, or store dealer images.

2017 Hyundai Elantra SE

Westchester, IL

Fair PriceModerate · 33
$8,90093,780 mi

Market: $4,990 – $11,590

Comparison: 33 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 145 days listed (based on current market benchmarks)

Westchester, IL

2016 Kia Sorento EX

Image from the dealer's site. OAV does not own, control, or store dealer images.

2016 Kia Sorento EX

Westchester, IL

Unscored
$8,900133,384 mi

Comparison: 6 similar vehicles

Westchester, IL

2015 INFINITI QX60 Base

Image from the dealer's site. OAV does not own, control, or store dealer images.

2015 INFINITI QX60 Base

Westchester, IL

Unscored
$8,900149,000 mi

Comparison: 29 similar vehicles

Westchester, IL

2014 Mercedes-Benz E-Class E350

Image from the dealer's site. OAV does not own, control, or store dealer images.

2014 Mercedes-Benz E-Class E350

Westchester, IL

Great DealLimited · 12
$8,90087,825 mi

Market: $11,250 – $15,527

Comparison: 12 similar vehicles

Competitively priced ~21% below the typical range compared to similar vehicles · 122 days listed (based on current market benchmarks)

Westchester, IL

2009 Toyota Camry Hybrid

Image from the dealer's site. OAV does not own, control, or store dealer images.

2009 Toyota Camry Hybrid

Westchester, IL

Unscored
$8,900101,943 mi

Comparison: 8 similar vehicles

Westchester, IL

No Photo

2004 Toyota 4Runner Sport

Westchester, IL

UnscoredInsufficient · 0
$8,900129,232 mi

Westchester, IL

No Photo

2019 Nissan Sentra S

Westchester, IL

Fair PriceModerate · 32
$9,500110,950 mi

Market: $6,988 – $15,404

Comparison: 32 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 178 days listed (based on current market benchmarks)

Westchester, IL

2014 BMW 3 Series 320i

Image from the dealer's site. OAV does not own, control, or store dealer images.

2014 BMW 3 Series 320i

Westchester, IL

UnscoredInsufficient · 4
$9,50093,783 mi

Comparison: 4 similar vehicles

Westchester, IL

2010 Toyota Prius IV

Image from the dealer's site. OAV does not own, control, or store dealer images.

2010 Toyota Prius IV

Westchester, IL

Unscored
$9,500127,770 mi

Comparison: 5 similar vehicles

Westchester, IL

2018 Hyundai Sonata SEL

Image from the dealer's site. OAV does not own, control, or store dealer images.

2018 Hyundai Sonata SEL

Westchester, IL

Fair PriceLimited · 12
$9,600113,126 mi

Market: $7,850 – $15,590

Comparison: 12 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 178 days listed (based on current market benchmarks)

Westchester, IL

2020 Ford Ecosport SE

Image from the dealer's site. OAV does not own, control, or store dealer images.

2020 Ford Ecosport SE

Westchester, IL

Fair PriceLimited · 14
$9,70093,007 mi

Market: $7,900 – $14,599

Comparison: 14 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 178 days listed (based on current market benchmarks)

Westchester, IL

No Photo

2017 Jeep Compass Sport

Westchester, IL

UnscoredInsufficient · 4
$9,90087,745 mi

Comparison: 4 similar vehicles

Westchester, IL

2017 Chevrolet Malibu 1FL

Image from the dealer's site. OAV does not own, control, or store dealer images.

2017 Chevrolet Malibu 1FL

Westchester, IL

UnscoredInsufficient · 3
$9,90096,174 mi

Comparison: 3 similar vehicles

Westchester, IL

2015 Hyundai Santa Fe Sport 2.0T

Image from the dealer's site. OAV does not own, control, or store dealer images.

2015 Hyundai Santa Fe Sport 2.0T

Westchester, IL

Unscored
$9,900104,808 mi

Comparison: 8 similar vehicles

Westchester, IL

2010 Toyota Camry

Image from the dealer's site. OAV does not own, control, or store dealer images.

2010 Toyota Camry

Westchester, IL

UnscoredInsufficient · 0
$9,90078,341 mi

Westchester, IL

2016 Volkswagen Tiguan S

Image from the dealer's site. OAV does not own, control, or store dealer images.

2016 Volkswagen Tiguan S

Westchester, IL

Fair PriceLimited · 10
$10,60076,850 mi

Market: $4,995 – $10,999

Comparison: 10 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 73 days listed (based on current market benchmarks)

Westchester, IL

No Photo

2022 Buick Encore GX Preferred

Westchester, IL

Great DealLimited · 10
$10,900104,883 mi

Market: $12,194 – $18,263

Comparison: 10 similar vehicles

Competitively priced ~11% below the typical range compared to similar vehicles · 135 days listed (based on current market benchmarks)

Westchester, IL

2016 Kia Sedona EX

Image from the dealer's site. OAV does not own, control, or store dealer images.

2016 Kia Sedona EX

Westchester, IL

UnscoredInsufficient · 3
$10,90080,708 mi

Comparison: 3 similar vehicles

Westchester, IL

2013 BMW 3 Series 328i

Image from the dealer's site. OAV does not own, control, or store dealer images.

2013 BMW 3 Series 328i

Westchester, IL

OverpricedLimited · 14
$10,90092,828 mi

Market: $4,600 – $10,095

Comparison: 14 similar vehicles

Priced ~8% above the typical market range for similar vehicles (based on current market benchmarks)

Westchester, IL

2012 Toyota Camry LE

Image from the dealer's site. OAV does not own, control, or store dealer images.

2012 Toyota Camry LE

Westchester, IL

Fair PriceLimited · 14
$10,900109,885 mi

Market: $8,995 – $12,995

Comparison: 14 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 178 days listed (based on current market benchmarks)

Westchester, IL

2015 Chevrolet Malibu 1LS

Image from the dealer's site. OAV does not own, control, or store dealer images.

2015 Chevrolet Malibu 1LS

Westchester, IL

UnscoredInsufficient · 0
$11,20937,127 mi

Westchester, IL

2019 GMC Terrain SLE

Image from the dealer's site. OAV does not own, control, or store dealer images.

2019 GMC Terrain SLE

Westchester, IL

Unscored
$11,268123,017 mi

Comparison: 18 similar vehicles

Westchester, IL

2016 BMW 3 Series 320i

Image from the dealer's site. OAV does not own, control, or store dealer images.

2016 BMW 3 Series 320i

Westchester, IL

Fair PriceLimited · 16
$11,30079,740 mi

Market: $8,061 – $12,995

Comparison: 16 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 73 days listed (based on current market benchmarks)

Westchester, IL

No Photo

2015 Cadillac CTS Sedan Luxury Collection

Westchester, IL

Unscored
$11,300106,557 mi

Comparison: 5 similar vehicles

Westchester, IL

2013 Acura TL Base

Image from the dealer's site. OAV does not own, control, or store dealer images.

2013 Acura TL Base

Westchester, IL

UnscoredInsufficient · 0
$11,46487,977 mi

Westchester, IL

No Photo

2016 Subaru Forester i

Westchester, IL

Unscored
$11,500109,752 mi

Comparison: 5 similar vehicles

Westchester, IL

2014 Honda CR-V EX

Image from the dealer's site. OAV does not own, control, or store dealer images.

2014 Honda CR-V EX

Westchester, IL

Fair PriceModerate · 29
$11,500114,768 mi

Market: $8,499 – $16,244

Comparison: 29 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 178 days listed (based on current market benchmarks)

Westchester, IL

No Photo

2016 MINI Countryman S

Westchester, IL

OverpricedLimited · 10
$11,80066,899 mi

Market: $7,895 – $11,499

Comparison: 10 similar vehicles

Priced ~3% above the typical market range for similar vehicles (based on current market benchmarks)

Westchester, IL

2016 BMW X5 xDrive35i

Image from the dealer's site. OAV does not own, control, or store dealer images.

2016 BMW X5 xDrive35i

Westchester, IL

Fair PriceModerate · 38
$11,900104,194 mi

Market: $9,995 – $17,900

Comparison: 38 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 178 days listed (based on current market benchmarks)

Westchester, IL

2016 Mercedes-Benz GLC GLC300

Image from the dealer's site. OAV does not own, control, or store dealer images.

2016 Mercedes-Benz GLC GLC300

Westchester, IL

Fair PriceLimited · 12
$11,900105,109 mi

Market: $10,495 – $15,365

Comparison: 12 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 95 days listed (based on current market benchmarks)

Westchester, IL

No Photo

2014 Volkswagen Tiguan

Westchester, IL

UnscoredInsufficient · 0
$11,90052,133 mi

Westchester, IL

2013 Honda Accord LX

Image from the dealer's site. OAV does not own, control, or store dealer images.

2013 Honda Accord LX

Westchester, IL

Fair PriceModerate · 25
$11,900101,750 mi

Market: $7,847 – $14,177

Comparison: 25 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 109 days listed (based on current market benchmarks)

Westchester, IL

2021 Hyundai Sonata SE

Image from the dealer's site. OAV does not own, control, or store dealer images.

2021 Hyundai Sonata SE

Westchester, IL

Unscored
$12,200110,999 mi

Comparison: 6 similar vehicles

Westchester, IL

2014 Toyota Camry LE

Image from the dealer's site. OAV does not own, control, or store dealer images.

2014 Toyota Camry LE

Westchester, IL

Fair PriceLimited · 13
$12,49095,669 mi

Market: $8,995 – $16,251

Comparison: 13 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 46 days listed (based on current market benchmarks)

Westchester, IL

Trust signal layer

Demand-Verified Deals™

The Demand-Verified badge is sell-through evidence — the matched cohort of similar vehicles is selling faster than its market baseline, and this listing is still within the cohort’s typical selling window. It is separate from OAV’s price verdict. A Demand-Verified Deal is a listing that carries the badge and is also rated Great Deal (priced below the comparable-range floor by at least OAV's minimum-gap margin). The Deal is the intersection of the two signals. Each Demand-Verified listing shows its cohort’s typical sell-time, its days-on-lot, and a comparable count. Listings without sufficient, fresh cohort coverage get no label, and the section hides itself when none on a page qualify, so the signal stays honest.

Current status: the Demand-Verified badge is withheld on every listing while OAV re-validates the sell-through claim behind it, so no Top Demand-Verified Deals section is showing anywhere on the site right now. The sell-through evidence itself still appears on listings where a cohort supports it, and Price-to-Market verdicts are unaffected. The badge returns only if the re-validation confirms the claim.

See the full Demand-Verified Deals methodology for the labeling rules and examples.

Example market pages

OAV answers these questions

What are the best priced vehicles?
Great Deal means priced below the comparable-range floor by at least OAV's minimum-gap margin; Fair Price means priced within the comparable range, or below the floor by less than that margin.
Which vehicles are priced below market?
Vehicles rated Great Deal are priced below the comparable-range floor by at least OAV's minimum-gap margin. Each one links to its vehicle page.
Which listings are Demand-Verified?
A listing is Demand-Verified when the matched sold cohort of similar vehicles is moving faster than its market baseline, the cohort meets minimum-sample and freshness requirements, and this specific listing has not aged beyond the cohort's typical selling window. It is sell-through evidence about demand, and is separate from OAV's price-to-market verdict.
Which vehicles are priced below comparable listings?
OAV's Price-to-Market analysis compares a listing's asking price against similar cars, using year, make, model, geography, and available configuration attributes, with trim/configuration matching applied where sufficient comparable data supports it. Mileage is never used to select comparables or adjust their prices. OAV withholds a verdict when mileage looks unreliable, or when higher-than-typical mileage, not a market discount, better explains a lower price. Over 120,000 miles, OAV still publishes Overpriced but withholds Great Deal and Fair Price: comparable cars usually have fewer miles, which can make those two verdicts misleading. Where OAV publishes a verdict, a listing priced below the comparable-range floor by at least OAV's minimum-gap margin is rated Great Deal; one priced within the comparable range, or below the floor by less than that margin, is Fair Price.

How OAV.io compares with CarGurus, Cars.com and TrueCar

  • Carfax provides vehicle history reports and lists used cars for sale, showing how each price compares to its CARFAX Value.
  • CarGurus gives listings Deal Ratings based on its Instant Market Value (IMV), its estimate of a fair market price for a specific vehicle in a specific market.
  • Cars.com shows deal badges that compare a listing's price to similar vehicles in the same market.
  • Edmunds publishes car reviews and provides deal ratings on new and used listings.
  • iSeeCars analyzes and scores every listing and compares each price with the market price of similar vehicles for sale.
  • J.D. Power, which acquired the NADA Used Car Guide and NADAguides.com, publishes vehicle pricing and values.
  • TrueCar shows what others in your area paid for similar vehicles and connects shoppers with its Certified Dealers.

OAV.io is not a marketplace and does not sell cars. It helps shoppers find new and used cars at dealerships and evaluates each listing VIN by VIN against comparable listings, showing the comparable count, market range and as-of date for each rated listing. Its rating thresholds are published, thin evidence means Unscored, and dealers cannot pay to change an OAV.io rating, its eligibility or a listing's placement on OAV.io. Ratings are not guarantees of price or value, nor statements about a dealer in general.

How OAV.io compares

CarGurus, Instant Market Value, Deal Ratings, Cars.com, iSeeCars, TrueCar, TrueCar Price Graph, Edmunds, J.D. Power, NADA Used Car Guide, NADAguides, Carfax and CARFAX Value are trademarks of their respective owners. OAV.io is not affiliated with, sponsored by or endorsed by any of them.

How OAV works

How does OAV rate vehicle deals?
OAV compares a listing's asking price against similar vehicles currently for sale and publishes a Price-to-Market verdict only when the evidence supports one. OAV rates scored listings as Great Deal (priced below the comparable-range floor by at least OAV's minimum-gap margin), Fair Price (priced within the comparable range, or below the floor by less than that margin), or Overpriced (priced above the comparable range). Listings OAV cannot score on the available evidence are shown as Unscored rather than receiving an unsupported verdict. Ratings are recomputed as OAV processes new inventory data through its daily pipeline; each page shows the market snapshot used for its analysis.
How fresh is OAV's vehicle data?
OAV processes inventory, pricing, and days-on-lot data daily from the dealer source. Every market page and VIN page carries a “Market snapshot” timestamp showing the snapshot date the page was built from, so the exact data vintage is always visible.
Does OAV include days on lot?
Yes. OAV records days-on-lot from the dealer feed when the feed supplies it. Days-on-lot is a separate demand signal, never an input to the Price-to-Market verdict.
Are OAV dealers verified?
Dealer profiles include public market summaries from live inventory data — make mix, deal mix, average days on lot, market position. Claimed OAV dealers route inbound buyer inquiries and control verified contact information.
What technology powers OAV's deal ratings?
Certain vehicle market-standardization methods are covered by U.S. Patent No. 12,236,477; the Price-to-Market verdict method is the subject of a pending U.S. patent application. The standardization technology normalizes naming conventions and deduplicates cross-listed inventory across the dealership network, so every comparable-market calculation is drawn from a clean, unified data set.

Related questions

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