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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 16, 2026

5.9M+

Unique vehicles analyzed

as of October 15, 2026

57,000+

US dealerships

Daily

Data pipeline

Comparable

Market-evidence analysis

3.2M new·2.7M used·Listings processed daily

Or explore the market

14,464 listings found

2004 Pontiac Grand Am GT

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

2004 Pontiac Grand Am GT

Cockeysville, MD

UnscoredInsufficient · 0
$1,200218,271 mi

Cockeysville, MD

2005 Acura TL Base

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

2005 Acura TL Base

Baltimore, MD

UnscoredLimited · 10
$1,400210,000 mi

Comparison: 10 similar vehicles

Baltimore, MD

2010 Ford Fusion S

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

2010 Ford Fusion S

Baltimore, MD

UnscoredInsufficient · 4
$1,500211,998 mi

Comparison: 4 similar vehicles

Baltimore, MD

2007 Chrysler 300 Base

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

2007 Chrysler 300 Base

Annapolis, MD

UnscoredInsufficient · 0
$1,500251,985 mi

Annapolis, MD

2005 Honda Civic EX

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

2005 Honda Civic EX

Frederick, MD

UnscoredLimited · 9
$1,799279,129 mi

Comparison: 9 similar vehicles

Frederick, MD

2004 Chevrolet Malibu LS

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

2004 Chevrolet Malibu LS

Baltimore, MD

UnscoredInsufficient · 0
$1,999161,368 mi

Baltimore, MD

2012 Hyundai Sonata GLS

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

2012 Hyundai Sonata GLS

Capitol Heights, MD

UnscoredInsufficient · 3
$2,499177,527 mi

Comparison: 3 similar vehicles

Capitol Heights, MD

2002 Lexus ES 300

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

2002 Lexus ES 300

Laurel, MD

UnscoredLimited · 10
$2,500210,413 mi

Comparison: 10 similar vehicles

Laurel, MD

2004 Toyota Avalon XL

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

2004 Toyota Avalon XL

Frederick, MD

Salvage title
$2,549180,986 mi

Frederick, MD

2006 Cadillac DTS Luxury

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

2006 Cadillac DTS Luxury

Baltimore, MD

UnscoredInsufficient · 3
$2,60076,925 mi

Comparison: 3 similar vehicles

Baltimore, MD

2007 Hyundai Sonata GLS

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

2007 Hyundai Sonata GLS

Clinton, MD

UnscoredLimited · 5
$2,700174,320 mi

Comparison: 5 similar vehicles

Clinton, MD

2006 Honda Accord SE

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

2006 Honda Accord SE

Clinton, MD

UnscoredLimited · 6
$2,700234,276 mi

Comparison: 6 similar vehicles

Clinton, MD

2010 INFINITI M 35

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

2010 INFINITI M 35

Essex, MD

UnscoredInsufficient · 0
$2,800153,890 mi

Essex, MD

2008 Honda Civic LX

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

2008 Honda Civic LX

Clinton, MD

UnscoredLimited · 8
$2,800207,103 mi

Comparison: 8 similar vehicles

Clinton, MD

2014 Chevrolet Sonic LT

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

2014 Chevrolet Sonic LT

Essex, MD

UnscoredLimited · 16
$2,900193,639 mi

Comparison: 16 similar vehicles

Essex, MD

2008 Honda Civic EX

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

2008 Honda Civic EX

Annapolis, MD

UnscoredInsufficient · 3
$2,900236,727 mi

Comparison: 3 similar vehicles

Annapolis, MD

2014 Volkswagen Jetta SE

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

2014 Volkswagen Jetta SE

White Plains, MD

UnscoredLimited · 10
$2,977202,788 mi

Comparison: 10 similar vehicles

White Plains, MD

2002 Volkswagen Passat GLS

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

2002 Volkswagen Passat GLS

Annapolis, MD

UnscoredInsufficient · 0
$2,998143,869 mi

Annapolis, MD

2015 Hyundai Sonata Sport

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

2015 Hyundai Sonata Sport

Capitol Heights, MD

UnscoredInsufficient · 3
$2,999234,792 mi

Comparison: 3 similar vehicles

Capitol Heights, MD

2012 Honda Accord EX

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

2012 Honda Accord EX

Baltimore, MD

Fair PriceLimited · 17
$2,999Mileage not verified

Market: $2,300 – $14,995

Comparison: 17 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 10 days listed (based on current market benchmarks)

Baltimore, MD

2012 Audi A4 Premium

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

2012 Audi A4 Premium

Temple Hills, MD

UnscoredLimited · 5
$2,999153,881 mi

Comparison: 5 similar vehicles

Temple Hills, MD

2008 Cadillac CTS 3.6

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

2008 Cadillac CTS 3.6

Capitol Heights, MD

UnscoredLimited · 12
$2,999165,247 mi

Comparison: 12 similar vehicles

Capitol Heights, MD

2015 Nissan Altima S

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

2015 Nissan Altima S

Clinton, MD

UnscoredLimited · 17
$3,000207,229 mi

Comparison: 17 similar vehicles

Clinton, MD

2006 Dodge Charger SXT

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

2006 Dodge Charger SXT

Camp Springs, MD

UnscoredInsufficient · 0
$3,000211,450 mi

Camp Springs, MD

2011 Toyota Camry Base

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

2011 Toyota Camry Base

Annapolis, MD

UnscoredLimited · 9
$3,200193,828 mi

Comparison: 9 similar vehicles

Annapolis, MD

2004 Nissan Altima SL

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

2004 Nissan Altima SL

White Plains, MD

UnscoredInsufficient · 0
$3,299105,868 mi

White Plains, MD

2011 Volkswagen Jetta SE

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

2011 Volkswagen Jetta SE

Capitol Heights, MD

UnscoredLimited · 16
$3,399188,066 mi

Comparison: 16 similar vehicles

Capitol Heights, MD

2013 Kia Optima EX

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

2013 Kia Optima EX

Clinton, MD

UnscoredInsufficient · 3
$3,400163,801 mi

Comparison: 3 similar vehicles

Clinton, MD

2015 Chrysler 200 Limited

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

2015 Chrysler 200 Limited

Capitol Heights, MD

Fair PriceLimited · 18
$3,499114,805 mi

Market: $3,500 – $10,248

Comparison: 18 similar vehicles

Fairly priced — priced near the comparable range, but not far enough below it to qualify as a Great Deal · 18 days listed (based on current market benchmarks)

Capitol Heights, MD

2013 Kia Rio LX

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

2013 Kia Rio LX

Capitol Heights, MD

UnscoredLimited · 7
$3,499157,799 mi

Comparison: 7 similar vehicles

Capitol Heights, MD

2015 Chrysler 200 Limited

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

2015 Chrysler 200 Limited

La Plata, MD

UnscoredLimited · 18
$3,500160,196 mi

Comparison: 18 similar vehicles

La Plata, MD

2015 Chevrolet Cruze LS

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

2015 Chevrolet Cruze LS

Annapolis, MD

UnscoredLimited · 12
$3,500179,017 mi

Comparison: 12 similar vehicles

Annapolis, MD

2008 Kia Spectra EX

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

2008 Kia Spectra EX

Laurel, MD

UnscoredInsufficient · 4
$3,500127,920 mi

Comparison: 4 similar vehicles

Laurel, MD

2007 Toyota Camry LE

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

2007 Toyota Camry LE

Clinton, MD

UnscoredLimited · 8
$3,500219,850 mi

Comparison: 8 similar vehicles

Clinton, MD

2007 Lexus IS 250

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

2007 Lexus IS 250

Brooklyn Park, MD

UnscoredLimited · 6
$3,500200,000 mi

Comparison: 6 similar vehicles

Brooklyn Park, MD

2004 Honda Accord EX

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

2004 Honda Accord EX

Clinton, MD

UnscoredLimited · 5
$3,500194,869 mi

Comparison: 5 similar vehicles

Clinton, MD

2017 Ford Fusion Platinum

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

2017 Ford Fusion Platinum

Frederick, MD

UnscoredLimited · 5
$3,799147,418 mi

Comparison: 5 similar vehicles

Frederick, MD

2015 Buick Verano 1SD

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

2015 Buick Verano 1SD

Capitol Heights, MD

UnscoredInsufficient · 0
$3,799151,039 mi

Capitol Heights, MD

2014 Nissan Maxima SV

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

2014 Nissan Maxima SV

Capitol Heights, MD

UnscoredModerate · 23
$3,799257,619 mi

Comparison: 23 similar vehicles

Capitol Heights, MD

2011 Nissan Sentra SL

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

2011 Nissan Sentra SL

Baltimore, MD

UnscoredLimited · 10
$3,799140,800 mi

Comparison: 10 similar vehicles

Baltimore, MD

2012 Dodge Charger SE

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

2012 Dodge Charger SE

Essex, MD

UnscoredLimited · 10
$3,800191,042 mi

Comparison: 10 similar vehicles

Essex, MD

2012 Volkswagen Jetta SE

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

2012 Volkswagen Jetta SE

Essex, MD

UnscoredModerate · 37
$3,800171,094 mi

Comparison: 37 similar vehicles

Essex, MD

2010 Subaru Impreza 2.5i Premium

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

2010 Subaru Impreza 2.5i Premium

Essex, MD

UnscoredModerate · 24
$3,800142,740 mi

Comparison: 24 similar vehicles

Essex, MD

2006 Volvo S80 2.5T A

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

2006 Volvo S80 2.5T A

District Heights, MD

UnscoredInsufficient · 0
$3,800190,000 mi

District Heights, MD

2017 Chevrolet Sonic LT

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

2017 Chevrolet Sonic LT

Mechanicsville, MD

UnscoredModerate · 23
$3,899183,395 mi

Comparison: 23 similar vehicles

Mechanicsville, MD

2014 Chrysler 300 Base

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

2014 Chrysler 300 Base

Capitol Heights, MD

UnscoredModerate · 21
$3,899206,212 mi

Comparison: 21 similar vehicles

Capitol Heights, MD

2014 Nissan Versa Sedan SV

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

2014 Nissan Versa Sedan SV

Mechanicsville, MD

UnscoredInsufficient · 4
$3,899164,285 mi

Comparison: 4 similar vehicles

Mechanicsville, MD

2015 Chevrolet Malibu 1LS

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

2015 Chevrolet Malibu 1LS

Oxon Hill, MD

UnscoredModerate · 23
$3,900127,710 mi

Comparison: 23 similar vehicles

Oxon Hill, MD

2012 Nissan Versa S

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

2012 Nissan Versa S

Hyattsville, MD

Great DealModerate · 20
$3,950119,000 mi

Market: $4,995 – $6,463

Comparison: 20 similar vehicles

Competitively priced ~21% below the typical range compared to similar vehicles · 109 days listed (based on current market benchmarks)

Hyattsville, MD

2007 Toyota Camry CE

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

2007 Toyota Camry CE

Westminster, MD

UnscoredModerate · 25
$3,950188,685 mi

Comparison: 25 similar vehicles

Westminster, MD

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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