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

Coupes near Shelbyville, IL 62565

OAV.io analyzes millions of vehicle listings using RetailVision™ market data to identify vehicles priced below expected market ranges based on year, make, model, trim (when available), and comparable listings.

OAV helps determine if a vehicle is a good deal by comparing its price to similar listings within its supported comparable range. Sell-through is separate Demand-Verified evidence, not part of the price verdict.

Explore coupes in Shelbyville, IL 62565 with OAV's Price-to-Market analysis against comparable listings. A verdict appears only where the evidence supports one. These vehicles are grouped by OAV's price verdict in the order Great Deal, Fair Price, Overpriced, then Unscored; within each group they are listed from the lowest asking price upward. Days-on-lot is shown as a separate demand signal and is not a ranking input.

Market snapshot · October 18, 2026

What makes OAV different from traditional car-listing sites

Traditional vehicle-listing marketplaces are built for shoppers to browse inventory. OAV is the answer-engine layer above the marketplace: it evaluates vehicle asking prices with Price-to-Market against comparable listings and shows the market evidence behind each verdict. Days-on-lot and sell-through from similar vehicles are separate demand evidence, never inputs to the Price-to-Market verdict. OAV is built for the next car-shopping behavior: asking which vehicle to buy, not just browsing inventory.

How OAV.io compares with other car-pricing sites

How OAV Identifies Deals

OAV builds a comparable range for each vehicle from regularly refreshed dealer-advertised listings — same make, model and year range, trim where the data supports it. Where the evidence supports a verdict, a vehicle is rated by how its asking price compares to that range; days-on-lot and sell-through are separate demand signals, never inputs to the Price-to-Market verdict. When OAV evaluates a listing but the evidence does not support a verdict, the listing is Unscored.

  • Millions of retail comparables across U.S. markets.
  • Vehicles compared on year, make, model, and trim (when available).
  • Real price-to-market ranges from regularly refreshed market data.
  • Days-on-lot is a separate demand signal, never an input to the Price-to-Market verdict.
  • Listings priced below the comparable-range floor by at least OAV's minimum-gap margin surface as Great Deal — a great deal compared to similar vehicles currently for sale.
  • Listings priced within the comparable range, or below the floor by less than that margin surface as Fair Price — fairly priced, in line with what comparable vehicles are typically listed for.
  • Listings priced above the comparable range surface as Overpriced — above market, higher than what comparable vehicles are typically listed for.
  • Dealer business information is public on every profile. OAV-claimed dealers manage their profile directly and route inquiries through OAV.

This helps identify which listings are a great deal relative to comparable vehicles — OAV's Great Deal verdict — and shows the evidence behind every rating.

Powered by OAV's patented vehicle market standardization technology (U.S. Patent No. 12,236,477).

Learn how OAV identifies Demand-Verified Deals™

How OAV works — common questions

How does OAV find cars priced below market?
OAV compares a listing's asking price against similar vehicles currently for sale — using year, make, model, geography, and available configuration attributes, with trim/configuration matching applied where sufficient comparable data supports it — to compute a price-to-market range. 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.
What makes a Demand-Verified Deal different from a cheap listing?
A cheap listing is just priced low. The Demand-Verified badge is sell-through evidence: the listing's similar-vehicle sold cohort is moving faster than its market baseline, and this listing hasn't aged beyond that cohort's typical selling window — it is separate from OAV's price verdict. A Demand-Verified Deal combines both: the Demand-Verified badge AND a Great Deal verdict from Price-to-Market (priced below the comparable-range floor by at least OAV's minimum-gap margin). The price verdict establishes where the asking price sits relative to OAV's supported comparable range. The Demand-Verified signal measures whether the matched sold cohort is moving faster than its market baseline and whether this listing remains within that cohort's typical selling window — it does not show that buyers are paying this listing's asking price. While OAV re-validates the sell-through claim, the badge is withheld on every listing and no Demand-Verified Deals are being labeled.
Does OAV use local market comparables?
Yes — local-first. OAV starts with comparable retail listings in the same metro and broader region, and widens the comparison set only when local inventory is too thin to support a reliable range. A truck in Dallas is compared against Dallas-area trucks where the local market supports it; an EV in Los Angeles against LA-area EVs. This local-first approach makes the price-to-market math meaningful.
Why does days-on-lot matter when shopping for used cars?
How long a vehicle sits is a demand signal about its cohort, not proof that buyers are paying this listing's price. OAV compares a listing's days-on-lot to the sold cohort of similar vehicles: when comparable vehicles have been selling quickly and this listing is still within that cohort's typical selling window, it corroborates real demand. A listing sitting far longer than its cohort typically takes to sell is the opposite signal — worth confirming its history, condition, and price before assuming it's a deal.
Can OAV help find trucks, SUVs, or EVs priced below market?
Yes — OAV has body-type market views for trucks, SUVs, sedans and EVs in major U.S. metros and ZIP codes. Each listing links to its vehicle page. Start at the homepage or any city or ZIP page.

According to RetailVision™ data, OAV is currently analyzing approximately 100 coupes across the Shelbyville, IL 62565 market.

Coupe Listings

105

Average Price

$35,693

Price Range

$1,897–$125,980

Avg Days on Lot

87

Coupe Market near Shelbyville, IL 62565

Dealers within 50 miles of Shelbyville, IL have 105 coupes listed. The average asking price is $35,693, with prices ranging from $1,897 to $125,980. The average coupe listing stays on dealer lots for 87 days.

OAV answers these questions

What are the best priced coupes in Shelbyville, IL 62565?
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 coupes in Shelbyville, IL 62565 are priced below market?
Coupes in Shelbyville, IL 62565 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 in Shelbyville, IL 62565?
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 coupes are priced below comparable listings in Shelbyville, IL 62565?
OAV's Price-to-Market analysis compares a listing's asking price against similar coupes in Shelbyville, IL 62565, 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.

Coupes market summary — Shelbyville, IL 62565

MarketShelbyville, IL 62565
Body typeCoupes
Listings analyzed105
Average price$35,693
Price range$1,897 – $125,980
Price-to-Market basisAsking price vs comparable listings (same make/model, year window, trim where available). Days-on-lot and sell-through are separate demand signals, not verdict inputs.
Refresh cadenceDaily

Popular Coupe Makes near 62565

Ford (41)Chevrolet (27)Dodge (17)Audi (4)Honda (3)Mazda (2)Nissan (2)Chrysler (2)

Featured Coupes Listings near 62565

2020 Ford Mustang GT Premium

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

2020 Ford Mustang GT Premium

Effingham, IL

Great DealLimited · 16
$33,61449,182 mi

Market: $34,874 – $36,595

Comparison: 16 similar vehicles

Competitively priced ~4% below the typical range compared to similar vehicles · 37 days listed (based on current market benchmarks)

Effingham, IL

2004 Honda Accord EX

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

2004 Honda Accord EX

Springfield, IL

Fair PriceLimited · 12
$7,49572,021 mi

Market: $2,977 – $7,995

Comparison: 12 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 36 days listed (based on current market benchmarks)

Springfield, IL

2005 Chrysler Crossfire Limited

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

2005 Chrysler Crossfire Limited

Mount Zion, IL

Fair PriceLimited · 10
$9,50070,884 mi

Market: $8,676 – $12,408

Comparison: 10 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 549 days listed (based on current market benchmarks)

Mount Zion, IL

2014 Dodge Challenger SXT

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

2014 Dodge Challenger SXT

Springfield, IL

Fair PriceLimited · 11
$9,995117,000 mi

Market: $5,595 – $17,389

Comparison: 11 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 82 days listed (based on current market benchmarks)

Springfield, IL

2017 Chevrolet Camaro 1LT

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2017 Chevrolet Camaro 1LT

Effingham, IL

Fair PriceModerate · 25
$14,795110,000 mi

Market: $12,890 – $19,950

Comparison: 25 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 114 days listed (based on current market benchmarks)

Effingham, IL

2013 Dodge Challenger R/T

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2013 Dodge Challenger R/T

Tolono, IL

Fair PriceModerate · 20
$15,500114,868 mi

Market: $8,500 – $21,995

Comparison: 20 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 31 days listed (based on current market benchmarks)

Tolono, IL

2014 Dodge Challenger SXT

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

2014 Dodge Challenger SXT

Springfield, IL

Fair PriceLimited · 11
$15,99573,999 mi

Market: $5,595 – $17,389

Comparison: 11 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 100 days listed (based on current market benchmarks)

Springfield, IL

2016 Chevrolet Camaro 1LT

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

2016 Chevrolet Camaro 1LT

Effingham, IL

Fair PriceLimited · 17
$16,81397,796 mi

Market: $11,162 – $17,152

Comparison: 17 similar vehicles

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

Effingham, IL

2017 Honda Civic Si

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2017 Honda Civic Si

Charleston, IL

Fair PriceModerate · 22
$16,987117,010 mi

Market: $10,886 – $22,590

Comparison: 22 similar vehicles

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

Charleston, IL

2015 Chevrolet Camaro 2LT

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2015 Chevrolet Camaro 2LT

Effingham, IL

Fair PriceLimited · 11
$18,33879,593 mi

Market: $13,900 – $22,544

Comparison: 11 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 156 days listed (based on current market benchmarks)

Effingham, IL

2017 Dodge Challenger R/T

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

2017 Dodge Challenger R/T

Clinton, IL

Fair PriceLimited · 12
$22,25969,293 mi

Market: $14,900 – $26,590

Comparison: 12 similar vehicles

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

Clinton, IL

2017 Ford Mustang GT

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

2017 Ford Mustang GT

Springfield, IL

Fair PriceModerate · 23
$24,99572,081 mi

Market: $19,999 – $28,376

Comparison: 23 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 94 days listed (based on current market benchmarks)

Springfield, IL

2015 Ford Mustang GT Premium

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2015 Ford Mustang GT Premium

Monticello, IL

Fair PriceModerate · 27
$25,40273,197 mi

Market: $18,900 – $88,866

Comparison: 27 similar vehicles

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

Monticello, IL

2018 Chevrolet Camaro 2SS

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2018 Chevrolet Camaro 2SS

Springfield, IL

Fair PriceLimited · 12
$27,49593,482 mi

Market: $24,900 – $34,567

Comparison: 12 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 38 days listed (based on current market benchmarks)

Springfield, IL

2024 Ford Mustang EcoBoost Premium

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2024 Ford Mustang EcoBoost Premium

Taylorville, IL

Fair PriceLimited · 14
$30,76020,179 mi

Market: $30,524 – $32,368

Comparison: 14 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 66 days listed (based on current market benchmarks)

Taylorville, IL

2026 Ford Mustang EcoBoost Premium

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2026 Ford Mustang EcoBoost Premium

Monticello, IL

Fair PriceModerate · 39
$32,8908,878 mi

Market: $29,418 – $43,245

Comparison: 39 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 81 days listed (based on current market benchmarks)

Monticello, IL

2026 Ford Mustang EcoBoost

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2026 Ford Mustang EcoBoost

Monticello, IL

Fair PriceRobust · 520
$35,0615 mi

Market: $29,274 – $88,866

Comparison: 520 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 148 days listed (based on current market benchmarks)

Monticello, IL

2021 Ford Mustang GT Premium

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

2021 Ford Mustang GT Premium

Springfield, IL

Fair PriceLimited · 13
$36,99538,027 mi

Market: $31,995 – $79,632

Comparison: 13 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 89 days listed (based on current market benchmarks)

Springfield, IL

2025 Ford Mustang EcoBoost Premium

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2025 Ford Mustang EcoBoost Premium

Litchfield, IL

Fair PriceLimited · 11
$37,85716 mi

Market: $38,392 – $50,420

Comparison: 11 similar vehicles

Fairly priced — priced near the comparable range, but not far enough below it to qualify as a Great Deal · 452 days listed (based on current market benchmarks)

Litchfield, IL

2021 Dodge Challenger R/T

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2021 Dodge Challenger R/T

Springfield, IL

Fair PriceLimited · 15
$39,99521,529 mi

Market: $33,995 – $44,078

Comparison: 15 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 67 days listed (based on current market benchmarks)

Springfield, IL

2024 Ford Mustang GT Premium

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

2024 Ford Mustang GT Premium

Monticello, IL

Fair PriceRobust · 74
$40,91214,819 mi

Market: $41,962 – $88,866

Comparison: 74 similar vehicles

Fairly priced — priced near the comparable range, but not far enough below it to qualify as a Great Deal · 11 days listed (based on current market benchmarks)

Monticello, IL

2025 Ford Mustang EcoBoost Premium

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

2025 Ford Mustang EcoBoost Premium

Pana, IL

Fair PriceModerate · 21
$42,74013 mi

Market: $35,097 – $50,420

Comparison: 21 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 368 days listed (based on current market benchmarks)

Pana, IL

2024 Ford Mustang GT Premium

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

2024 Ford Mustang GT Premium

Effingham, IL

Fair PriceLimited · 17
$43,99928,203 mi

Market: $38,962 – $46,380

Comparison: 17 similar vehicles

Fairly priced — in line with the typical market range for similar vehicles · 48 days listed (based on current market benchmarks)

Effingham, IL

2026 Honda Prelude Base

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2026 Honda Prelude Base

Decatur, IL

Fair PriceRobust · 112
$44,0621 mi

Market: $39,910 – $49,041

Comparison: 112 similar vehicles

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

Decatur, IL

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