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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 · October 17, 2026

5.9M+

Unique vehicles analyzed

as of October 16, 2026

57,000+

US dealerships

Daily

Data pipeline

Comparable

Market-evidence analysis

3.2M new·2.8M used·Listings processed daily

Or explore the market

82 listings found

1998 Chrysler Sebring JXI

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

1998 Chrysler Sebring JXI

Townsend, DE

UnscoredInsufficient · 3
$2,495141,456 mi

Comparison: 3 similar vehicles

Townsend, DE

2004 Mercedes-Benz SLK-Class SLK230 Kompressor

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

2004 Mercedes-Benz SLK-Class SLK230 Kompressor

Dagsboro, DE

UnscoredInsufficient · 0
$6,80095,903 mi

Dagsboro, DE

2008 Pontiac Solstice Base

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

2008 Pontiac Solstice Base

Dover, DE

UnscoredInsufficient · 0
$8,47593,783 mi

Dover, DE

2005 Toyota Camry Solara SLE

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

2005 Toyota Camry Solara SLE

New Castle, DE

UnscoredInsufficient · 0
$8,490101,578 mi

New Castle, DE

2013 MINI Cooper S

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

2013 MINI Cooper S

Frankford, DE

Fair PriceModerate · 29
$9,995119,021 mi

Market: $4,998 – $21,250

Comparison: 29 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 8 days listed (based on current market benchmarks)

Frankford, DE

2006 Audi A4 Base

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

2006 Audi A4 Base

Bear, DE

UnscoredLimited · 9
$9,995145,629 mi

Comparison: 9 similar vehicles

Bear, DE

2005 BMW Z4 2.5

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

2005 BMW Z4 2.5

Bear, DE

UnscoredInsufficient · 0
$9,995118,049 mi

Bear, DE

2003 Mercedes-Benz CLK-Class CLK430

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

2003 Mercedes-Benz CLK-Class CLK430

Lewes, DE

UnscoredInsufficient · 0
$9,99879,898 mi

Lewes, DE

1999 Mercedes-Benz SLK Base

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

1999 Mercedes-Benz SLK Base

Frankford, DE

UnscoredInsufficient · 4
$10,99567,612 mi

Comparison: 4 similar vehicles

Frankford, DE

2012 Mercedes-Benz E-Class E350

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

2012 Mercedes-Benz E-Class E350

New Castle, DE

UnscoredLimited · 9
$11,990127,038 mi

Comparison: 9 similar vehicles

New Castle, DE

1999 Mercedes-Benz SLK Base

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

1999 Mercedes-Benz SLK Base

Harrington, DE

UnscoredInsufficient · 0
$12,99528,865 mi

Harrington, DE

2005 Ford Thunderbird Deluxe

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

2005 Ford Thunderbird Deluxe

Lewes, DE

UnscoredInsufficient · 0
$13,99554,175 mi

Lewes, DE

No Photo

2016 Mazda MX-5 Miata Grand Touring

Lewes, DE

UnscoredLimited · 7
$15,99559,126 mi

Comparison: 7 similar vehicles

Lewes, DE

2008 Saturn Sky Red Line

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

2008 Saturn Sky Red Line

Selbyville, DE

UnscoredInsufficient · 0
$15,99943,400 mi

Selbyville, DE

2004 Lexus SC 430

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

2004 Lexus SC 430

New Castle, DE

UnscoredLimited · 6
$16,99573,668 mi

Comparison: 6 similar vehicles

New Castle, DE

2001 Chevrolet Corvette Base

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

2001 Chevrolet Corvette Base

Harrington, DE

UnscoredLimited · 5
$16,99574,299 mi

Comparison: 5 similar vehicles

Harrington, DE

2003 Ford Thunderbird Deluxe

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

2003 Ford Thunderbird Deluxe

Dover, DE

UnscoredInsufficient · 0
$18,19458,772 mi

Dover, DE

2016 Buick Cascada Premium

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

2016 Buick Cascada Premium

Lewes, DE

UnscoredInsufficient · 0
$18,99814,614 mi

Lewes, DE

2020 Chevrolet Camaro 1LT

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

2020 Chevrolet Camaro 1LT

Lewes, DE

Fair PriceLimited · 19
$19,29888,537 mi

Market: $15,995 – $24,990

Comparison: 19 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 45 days listed (based on current market benchmarks)

Lewes, DE

1999 BMW Z3 Base

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

1999 BMW Z3 Base

Milford, DE

UnscoredInsufficient · 0
$22,99532,855 mi

Milford, DE

2008 Ford Mustang GT Premium

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

2008 Ford Mustang GT Premium

Millville, DE

UnscoredInsufficient · 0
$22,99733,142 mi

Millville, DE

2014 Volkswagen Beetle 2.5

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

2014 Volkswagen Beetle 2.5

Newark, DE

UnscoredInsufficient · 0
$22,99841,126 mi

Newark, DE

2005 Chevrolet Corvette Base

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

2005 Chevrolet Corvette Base

Harrington, DE

Fair PriceModerate · 42
$25,49552,930 mi

Market: $20,999 – $27,780

Comparison: 42 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 119 days listed (based on current market benchmarks)

Harrington, DE

2023 Mazda MX-5 Miata Sport

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

2023 Mazda MX-5 Miata Sport

New Castle, DE

UnscoredInsufficient · 0
$26,2697,325 mi

New Castle, DE

2019 Mazda MX-5 Miata RF Grand Touring

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

2019 Mazda MX-5 Miata RF Grand Touring

Newark, DE

OverpricedModerate · 23
$26,99819,347 mi

Comparison: 23 similar vehicles

Newark, DE

2015 Chevrolet Camaro 2LT

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

2015 Chevrolet Camaro 2LT

Newark, DE

UnscoredInsufficient · 0
$26,99812,951 mi

Newark, DE

2000 Plymouth Prowler Base

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

2000 Plymouth Prowler Base

Lewes, DE

UnscoredInsufficient · 0
$26,99834,565 mi

Lewes, DE

2018 BMW 4 Series 430i

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

2018 BMW 4 Series 430i

Newark, DE

UnscoredLimited · 6
$27,99844,251 mi

Comparison: 6 similar vehicles

Newark, DE

2024 Mazda MX-5 Miata Grand Touring

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

2024 Mazda MX-5 Miata Grand Touring

Wilmington, DE

UnscoredInsufficient · 3
$29,8008,003 mi

Comparison: 3 similar vehicles

Wilmington, DE

2023 Chevrolet Camaro 3LT

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

2023 Chevrolet Camaro 3LT

New Castle, DE

UnscoredInsufficient · 0
$29,87446,219 mi

New Castle, DE

2018 Audi S5 Cabriolet Premium Plus

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

2018 Audi S5 Cabriolet Premium Plus

Newark, DE

UnscoredInsufficient · 0
$29,99847,843 mi

Newark, DE

2018 Volkswagen Beetle Dune

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

2018 Volkswagen Beetle Dune

Wilmington, DE

UnscoredInsufficient · 0
$33,49815,697 mi

Wilmington, DE

2023 Chevrolet Camaro 1LT

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

2023 Chevrolet Camaro 1LT

New Castle, DE

UnscoredLimited · 7
$35,19812,845 mi

Comparison: 7 similar vehicles

New Castle, DE

2026 Mazda MX-5 Miata Club

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

2026 Mazda MX-5 Miata Club

New Castle, DE

Fair PriceModerate · 24
$35,534Mileage not verified

Market: $34,497 – $42,630

Comparison: 24 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 192 days listed (based on current market benchmarks)

New Castle, DE

2026 Mazda MX-5 Miata Club

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

2026 Mazda MX-5 Miata Club

Dover, DE

UnscoredLimited · 5
$35,794Mileage not verified

Comparison: 5 similar vehicles

Dover, DE

2026 Mazda MX-5 Miata Club

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

2026 Mazda MX-5 Miata Club

Dover, DE

UnscoredLimited · 5
$36,254Mileage not verified

Comparison: 5 similar vehicles

Dover, DE

2026 Mazda MX-5 Miata Club

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

2026 Mazda MX-5 Miata Club

New Castle, DE

Fair PriceModerate · 24
$36,269Mileage not verified

Market: $34,497 – $42,630

Comparison: 24 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 122 days listed (based on current market benchmarks)

New Castle, DE

2026 Mazda MX-5 Miata Club

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

2026 Mazda MX-5 Miata Club

New Castle, DE

Fair PriceModerate · 22
$36,349Mileage not verified

Market: $34,497 – $42,630

Comparison: 22 similar vehicles

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

New Castle, DE

2021 BMW 4 Series 430i

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

2021 BMW 4 Series 430i

Dover, DE

Fair PriceLimited · 17
$36,48520,148 mi

Market: $31,981 – $37,301

Comparison: 17 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 51 days listed (based on current market benchmarks)

Dover, DE

2019 Volkswagen Beetle SE

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

2019 Volkswagen Beetle SE

Newark, DE

UnscoredInsufficient · 0
$36,99817,561 mi

Newark, DE

2026 Mazda MX-5 Miata Grand Touring

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

2026 Mazda MX-5 Miata Grand Touring

Newark, DE

Fair PriceLimited · 10
$38,945Mileage not verified

Market: $36,630 – $40,084

Comparison: 10 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 160 days listed (based on current market benchmarks)

Newark, DE

2012 Chevrolet Corvette Grand Sport

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

2012 Chevrolet Corvette Grand Sport

Newark, DE

Fair PriceModerate · 24
$39,68923,015 mi

Market: $39,424 – $40,485

Comparison: 24 similar vehicles

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

Newark, DE

2014 Chevrolet Corvette Base

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

2014 Chevrolet Corvette Base

New Castle, DE

UnscoredLimited · 7
$39,69027,543 mi

Comparison: 7 similar vehicles

New Castle, DE

2026 Mazda MX-5 Miata Grand Touring

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

2026 Mazda MX-5 Miata Grand Touring

New Castle, DE

OverpricedModerate · 23
$40,084Mileage not verified

Market: $36,682 – $39,475

Comparison: 23 similar vehicles

Priced ~2% above the typical market range for similar vehicles (based on current market benchmarks)

New Castle, DE

2026 Mazda MX-5 Miata Club

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

2026 Mazda MX-5 Miata Club

New Castle, DE

Fair PriceModerate · 24
$40,689Mileage not verified

Market: $34,497 – $42,630

Comparison: 24 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 157 days listed (based on current market benchmarks)

New Castle, DE

2026 Ford Mustang EcoBoost Premium

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

2026 Ford Mustang EcoBoost Premium

New Castle, DE

Fair PriceRobust · 103
$44,073Mileage not verified

Market: $33,927 – $50,840

Comparison: 103 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 309 days listed (based on current market benchmarks)

New Castle, DE

2026 Ford Mustang EcoBoost Premium

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

2026 Ford Mustang EcoBoost Premium

Seaford, DE

Fair PriceModerate · 28
$44,435Mileage not verified

Market: $40,582 – $51,150

Comparison: 28 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 44 days listed (based on current market benchmarks)

Seaford, DE

2021 Mercedes-Benz E-Class E450

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

2021 Mercedes-Benz E-Class E450

Dover, DE

UnscoredInsufficient · 3
$45,27529,994 mi

Comparison: 3 similar vehicles

Dover, DE

2022 Chevrolet Camaro 1SS

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

2022 Chevrolet Camaro 1SS

Milford, DE

UnscoredInsufficient · 0
$45,79832,167 mi

Milford, DE

2026 Ford Mustang EcoBoost Premium

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

2026 Ford Mustang EcoBoost Premium

Seaford, DE

Fair PriceModerate · 28
$45,829Mileage not verified

Market: $40,582 – $51,150

Comparison: 28 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 49 days listed (based on current market benchmarks)

Seaford, DE

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 manage their profile, route inbound buyer inquiries, and control verified contact information. Paid RetailVision™ subscribers unlock deeper analytics: per-listing comparable counts, market context drill-downs, inventory health, pricing recommendations, competitive benchmarking, alerts, exports, and enhanced merchandising.
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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