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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 6, 2026

7.1M+

Vehicles tracked nationwide

6M+ searchable on oav.io

60,000+

US dealerships

Daily

Data pipeline

Comparable

Market-evidence analysis

New and used·Listings processed daily

Or explore the market

76 listings found

2019 Nissan Leaf S

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

2019 Nissan Leaf S

Springfield, IL

UnscoredInsufficient · 0
$13,99566,000 mi

Springfield, IL

2018 Tesla Model 3 Long Range Dual Motor

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

2018 Tesla Model 3 Long Range Dual Motor

Springfield, IL

UnscoredInsufficient · 3
$15,995150,676 mi

Comparison: 3 similar vehicles

Springfield, IL

2023 Nissan Ariya Engage

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

2023 Nissan Ariya Engage

Springfield, IL

Great DealLimited · 18
$18,21525,595 mi

Market: $18,912 – $21,499

Comparison: 18 similar vehicles

Competitively priced ~4% below the typical range compared to similar vehicles · 9 days listed (based on current market benchmarks)

Springfield, IL

2022 Tesla Model 3 Long Range

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

2022 Tesla Model 3 Long Range

Springfield, IL

Unscored
$19,397133,275 mi

Comparison: 26 similar vehicles

Springfield, IL

2021 Ford Mustang Mach-E Premium RWD

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

2021 Ford Mustang Mach-E Premium RWD

Litchfield, IL

UnscoredInsufficient · 0
$19,72290,248 mi

Litchfield, IL

2021 Tesla Model Y Long Range

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

2021 Tesla Model Y Long Range

Springfield, IL

Unscored
$21,495142,673 mi

Comparison: 45 similar vehicles

Springfield, IL

2023 Chevrolet Bolt EUV Premier

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

2023 Chevrolet Bolt EUV Premier

Springfield, IL

UnscoredInsufficient · 0
$21,99043,000 mi

Springfield, IL

2022 Chevrolet Bolt EV 2LT

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

2022 Chevrolet Bolt EV 2LT

Springfield, IL

UnscoredInsufficient · 0
$21,99827,389 mi

Springfield, IL

2018 Tesla Model 3 Long Range Dual Motor

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

2018 Tesla Model 3 Long Range Dual Motor

Jacksonville, IL

Fair PriceLimited · 16
$21,998102,274 mi

Market: $14,999 – $23,608

Comparison: 16 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 87 days listed (based on current market benchmarks)

Jacksonville, IL

2020 Tesla Model 3 Base

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

2020 Tesla Model 3 Base

Springfield, IL

Fair PriceModerate · 25
$25,31266,728 mi

Market: $14,500 – $29,390

Comparison: 25 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 7 days listed (based on current market benchmarks)

Springfield, IL

2023 Tesla Model 3 Base

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

2023 Tesla Model 3 Base

Springfield, IL

Unscored
$25,99545,396 mi

Comparison: 6 similar vehicles

Springfield, IL

2023 Volkswagen ID.4 PRO S

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

2023 Volkswagen ID.4 PRO S

Springfield, IL

Fair PriceLimited · 19
$26,00012,040 mi

Market: $21,665 – $27,100

Comparison: 19 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 29 days listed (based on current market benchmarks)

Springfield, IL

2024 Chevrolet Equinox EV LT

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

2024 Chevrolet Equinox EV LT

Clinton, IL

Fair PriceRobust · 99
$26,37415,012 mi

Market: $23,148 – $28,998

Comparison: 99 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 37 days listed (based on current market benchmarks)

Clinton, IL

2024 Chevrolet Blazer EV LT

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

2024 Chevrolet Blazer EV LT

Clinton, IL

Fair PriceRobust · 118
$26,37413,111 mi

Market: $22,997 – $27,778

Comparison: 118 similar vehicles

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

Clinton, IL

No Photo

2023 Volkswagen ID.4 PRO S

Springfield, IL

UnscoredInsufficient · 0
$26,3809,452 mi

Springfield, IL

2024 Chevrolet Blazer EV LT

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

2024 Chevrolet Blazer EV LT

Pana, IL

Fair PriceRobust · 63
$26,39820,145 mi

Market: $21,800 – $32,875

Comparison: 63 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 110 days listed (based on current market benchmarks)

Pana, IL

2023 Volvo XC40 Ultimate

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

2023 Volvo XC40 Ultimate

Springfield, IL

UnscoredInsufficient · 0
$26,49559,566 mi

Springfield, IL

2024 Chevrolet Equinox EV RS

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

2024 Chevrolet Equinox EV RS

Manito, IL

UnscoredInsufficient · 0
$26,9959,510 mi

Manito, IL

2027 Chevrolet Bolt LT

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

2027 Chevrolet Bolt LT

Clinton, IL

Unscored
$27,414Mileage not verified

Comparison: 7 similar vehicles

Clinton, IL

2027 Chevrolet Bolt LT

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

2027 Chevrolet Bolt LT

Springfield, IL

UnscoredInsufficient · 3
$27,9723,467 mi

Comparison: 3 similar vehicles

Springfield, IL

2023 Tesla Model Y Long Range

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

2023 Tesla Model Y Long Range

Jacksonville, IL

Fair PriceModerate · 44
$28,100103,998 mi

Market: $25,500 – $33,590

Comparison: 44 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 92 days listed (based on current market benchmarks)

Jacksonville, IL

2027 Chevrolet Bolt LT

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

2027 Chevrolet Bolt LT

Clinton, IL

Unscored
$28,544Mileage not verified

Comparison: 7 similar vehicles

Clinton, IL

2024 Chevrolet Blazer EV RS

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

2024 Chevrolet Blazer EV RS

Jacksonville, IL

Unscored
$29,9009,396 mi

Comparison: 5 similar vehicles

Jacksonville, IL

2024 Chevrolet Equinox EV RS

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

2024 Chevrolet Equinox EV RS

Clinton, IL

OverpricedModerate · 23
$29,98911,992 mi

Market: $23,499 – $28,164

Comparison: 23 similar vehicles

Priced ~6% above the typical market range for similar vehicles (based on current market benchmarks)

Clinton, IL

2022 Ford E-Transit Cargo Van Base

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

2022 Ford E-Transit Cargo Van Base

Springfield, IL

UnscoredInsufficient · 0
$29,990Mileage not verified

Springfield, IL

2027 Chevrolet Bolt LT

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

2027 Chevrolet Bolt LT

Pana, IL

Fair PriceRobust · 258
$29,997Mileage not verified

Market: $26,163 – $35,118

Comparison: 258 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 29 days listed (based on current market benchmarks)

Pana, IL

2021 Tesla Model Y Long Range

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

2021 Tesla Model Y Long Range

Springfield, IL

UnscoredInsufficient · 0
$30,49545,903 mi

Springfield, IL

2024 Ford Mustang Mach-E Select AWD

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

2024 Ford Mustang Mach-E Select AWD

Taylorville, IL

UnscoredInsufficient · 0
$30,7901,480 mi

Taylorville, IL

2024 Tesla Model Y Long Range

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

2024 Tesla Model Y Long Range

Springfield, IL

Great DealLimited · 13
$30,99538,702 mi

Market: $35,622 – $40,403

Comparison: 13 similar vehicles

Competitively priced ~13% below the typical range compared to similar vehicles · 2 days listed (based on current market benchmarks)

Springfield, IL

2021 Tesla Model Y Long Range

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

2021 Tesla Model Y Long Range

Springfield, IL

OverpricedModerate · 45
$30,99865,879 mi

Market: $19,866 – $30,787

Comparison: 45 similar vehicles

Priced ~1% above the typical market range for similar vehicles (based on current market benchmarks)

Springfield, IL

2025 Chevrolet Equinox EV RS

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

2025 Chevrolet Equinox EV RS

Springfield, IL

Fair PriceLimited · 17
$31,9988,629 mi

Market: $26,490 – $35,161

Comparison: 17 similar vehicles

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

Springfield, IL

2024 Chevrolet Blazer EV RS

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

2024 Chevrolet Blazer EV RS

Springfield, IL

Fair PriceRobust · 108
$31,99811,608 mi

Market: $26,989 – $33,094

Comparison: 108 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 20 days listed (based on current market benchmarks)

Springfield, IL

2023 Ford Mustang Mach-E Premium AWD

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

2023 Ford Mustang Mach-E Premium AWD

Jacksonville, IL

Fair PriceRobust · 74
$32,30336,122 mi

Market: $27,907 – $32,585

Comparison: 74 similar vehicles

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

Jacksonville, IL

2023 Ford Mustang Mach-E Premium AWD

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

2023 Ford Mustang Mach-E Premium AWD

Pana, IL

Fair PriceModerate · 25
$32,89825,460 mi

Market: $29,208 – $33,750

Comparison: 25 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 7 days listed (based on current market benchmarks)

Pana, IL

2023 Ford Mustang Mach-E Premium AWD

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

2023 Ford Mustang Mach-E Premium AWD

Pana, IL

Fair PriceModerate · 25
$32,99822,326 mi

Market: $29,208 – $33,750

Comparison: 25 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 15 days listed (based on current market benchmarks)

Pana, IL

2023 Ford Mustang Mach-E Premium AWD

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

2023 Ford Mustang Mach-E Premium AWD

Virden, IL

OverpricedModerate · 21
$33,75023,351 mi

Market: $29,208 – $32,998

Comparison: 21 similar vehicles

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

Virden, IL

2025 Ford Mustang Mach-E Premium RWD

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

2025 Ford Mustang Mach-E Premium RWD

Taylorville, IL

UnscoredInsufficient · 3
$34,0006,728 mi

Comparison: 3 similar vehicles

Taylorville, IL

2024 Ford Mustang Mach-E Premium AWD

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

2024 Ford Mustang Mach-E Premium AWD

Pana, IL

Fair PriceLimited · 18
$34,40222,548 mi

Market: $29,835 – $35,873

Comparison: 18 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 28 days listed (based on current market benchmarks)

Pana, IL

2027 Chevrolet Bolt RS

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

2027 Chevrolet Bolt RS

Taylorville, IL

Fair PriceModerate · 20
$35,685Mileage not verified

Market: $28,267 – $36,348

Comparison: 20 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 9 days listed (based on current market benchmarks)

Taylorville, IL

2025 Ford Mustang Mach-E Premium AWD

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

2025 Ford Mustang Mach-E Premium AWD

Pana, IL

Unscored
$36,2006,877 mi

Comparison: 9 similar vehicles

Pana, IL

2024 Cadillac LYRIQ Luxury 1

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

2024 Cadillac LYRIQ Luxury 1

Springfield, IL

Unscored
$36,6027,993 mi

Comparison: 5 similar vehicles

Springfield, IL

2024 Ford Mustang Mach-E GT AWD

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

2024 Ford Mustang Mach-E GT AWD

Lincoln, IL

UnscoredInsufficient · 0
$37,25824,151 mi

Lincoln, IL

2025 Tesla Model 3 Long Range

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

2025 Tesla Model 3 Long Range

Springfield, IL

Fair PriceLimited · 16
$37,99826,749 mi

Market: $38,302 – $41,726

Comparison: 16 similar vehicles

Fairly priced — priced near the comparable range, but not far enough below it to qualify as a Great Deal · 51 days listed (based on current market benchmarks)

Springfield, IL

2025 Tesla Model 3 Long Range

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

2025 Tesla Model 3 Long Range

Jacksonville, IL

Fair PriceLimited · 19
$38,20018,136 mi

Market: $38,617 – $46,998

Comparison: 19 similar vehicles

Fairly priced — priced near the comparable range, but not far enough below it to qualify as a Great Deal · 87 days listed (based on current market benchmarks)

Jacksonville, IL

2025 Cadillac OPTIQ Luxury 2

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

2025 Cadillac OPTIQ Luxury 2

Springfield, IL

Unscored
$41,4035,170 mi

Comparison: 5 similar vehicles

Springfield, IL

2024 Cadillac LYRIQ Sport 1

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

2024 Cadillac LYRIQ Sport 1

Springfield, IL

UnscoredInsufficient · 4
$41,4958,993 mi

Comparison: 4 similar vehicles

Springfield, IL

2024 Cadillac LYRIQ Luxury 2

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

2024 Cadillac LYRIQ Luxury 2

Springfield, IL

UnscoredInsufficient · 0
$42,9956,767 mi

Springfield, IL

2026 Tesla Model 3 Premium

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

2026 Tesla Model 3 Premium

Springfield, IL

Unscored
$43,9983,747 mi

Comparison: 7 similar vehicles

Springfield, IL

2025 Ford Mustang Mach-E GT AWD

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

2025 Ford Mustang Mach-E GT AWD

Lincoln, IL

Fair PriceModerate · 26
$44,86812,150 mi

Market: $41,322 – $45,008

Comparison: 26 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 7 days listed (based on current market benchmarks)

Lincoln, IL

2026 Chevrolet Blazer EV LT

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

2026 Chevrolet Blazer EV LT

Taylorville, IL

Fair PriceRobust · 195
$45,339Mileage not verified

Market: $36,393 – $53,483

Comparison: 195 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 224 days listed (based on current market benchmarks)

Taylorville, 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 recently 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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