OAV Dealer Intelligence
Mattern Automotive inventory in O'Fallon, MO
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.
Market snapshot · October 24, 2026
OAV evaluates vehicle asking prices against comparable listings when sufficient market evidence is available. Days-on-lot and Demand-Verified sell-through are separate demand signals. Market data is refreshed regularly.
Use this page to
- Compare Mattern Automotive's prices against the local O'Fallon, MO market.
- Find Mattern Automotive's lowest-days-on-lot inventory (faster-turning vehicles).
- Track Mattern Automotive's deal mix (Great Deal / Fair Price / Overpriced) over time.
20 total vehicles listed · 20 used
Request availability and out-the-door price
OAV will route your inquiry to Mattern Automotive for current availability and an out-the-door price quote (taxes, fees, add-ons included). Choose from 20 vehicles in inventory.
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Vehicles at Mattern Automotive
OAV found 20 active listings for Mattern Automotive in O'Fallon, MO. OAV evaluates vehicle asking prices against comparable listings when sufficient market evidence is available. Days-on-lot and Demand-Verified sell-through are separate demand signals. Market data is refreshed regularly.
Powered by OAV's patented vehicle market standardization technology (U.S. Patent No. 12,236,477).
According to RetailVision™ data, OAV is currently analyzing approximately 20 vehicles in this dealer's inventory in O'Fallon, MO.
Used Inventory
20 used vehicles · evidence-backed Price-to-Market analysis
Vehicles Listed
20
Average Price
$19,840
Price Range
$6,990–$35,990
Avg Days on Lot
21
Deal Mix· 20 of 20 shown
Great Dealsⓘ
0
0.0% of 20 shown
Fair Priceⓘ
3
15.0% of 20 shown
Overpricedⓘ
0
0.0% of 20 shown
Unscoredⓘ
17
85.0% of 20 shown
Current Inventory (20 of 20)
Sorted by deal quality. Each listing rated by OAV's Price-to-Market analysis.
Image from the dealer's site. OAV does not own, control, or store dealer images.
2023 Chrysler Pacifica
O'Fallon, MO
Market: $18,377 – $24,995
Comparison: 65 similar vehicles
Fairly priced — in line with the typical market range for similar vehicles · 58 days listed (based on current market benchmarks)
O'Fallon, MO
Image from the dealer's site. OAV does not own, control, or store dealer images.
2021 Ford F-150
O'Fallon, MO
Market: $18,500 – $32,990
Comparison: 26 similar vehicles
Fairly priced — in line with the typical market range for similar vehicles · 8 days listed (based on current market benchmarks)
O'Fallon, MO
Image from the dealer's site. OAV does not own, control, or store dealer images.
2019 Dodge Grand Caravan
O'Fallon, MO
Market: $6,399 – $20,628
Comparison: 21 similar vehicles
Fairly priced — in line with the typical market range for similar vehicles · 8 days listed (based on current market benchmarks)
O'Fallon, MO
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2009 Cadillac DTS
O'Fallon, MO
O'Fallon, MO
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2005 Chevrolet Malibu Maxx
O'Fallon, MO
O'Fallon, MO
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2016 Chevrolet Colorado
O'Fallon, MO
O'Fallon, MO
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2013 Ford F-250 Super Duty
O'Fallon, MO
O'Fallon, MO
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2018 Acura MDX
O'Fallon, MO
O'Fallon, MO
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2020 Ford Transit Van
O'Fallon, MO
O'Fallon, MO
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2016 Audi allroad
O'Fallon, MO
O'Fallon, MO
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2022 Chevrolet Express Cargo
O'Fallon, MO
O'Fallon, MO
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2019 Ford F-250 Super Duty
O'Fallon, MO
O'Fallon, MO
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2017 Cadillac Escalade
O'Fallon, MO
O'Fallon, MO
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1994 Ford Mustang
O'Fallon, MO
O'Fallon, MO
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2013 Chevrolet Silverado 2500HD
O'Fallon, MO
O'Fallon, MO
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2024 Ford Transit Passenger Van
O'Fallon, MO
O'Fallon, MO
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2024 Chevrolet Silverado 3500 Chassis Cab
O'Fallon, MO
O'Fallon, MO
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2019 Ford F-250 Super Duty
O'Fallon, MO
O'Fallon, MO
Image from the dealer's site. OAV does not own, control, or store dealer images.
2022 Ford Transit Passenger Van
O'Fallon, MO
O'Fallon, MO
Image from the dealer's site. OAV does not own, control, or store dealer images.
2022 Ford Bronco 2-Door
O'Fallon, MO
O'Fallon, MO
Reviews & OAV Score™
Buyer reviews and the composite OAV Score™ for Mattern Automotive inventory in O'Fallon, MO.
not enough data yet
No published reviews yet.
How this dealer listing is verified
This dealer entry is one of 56,000+ U.S. dealerships tracked by OAV. Inventory counts and pricing statistics shown above are derived from the dealer's publicly advertised vehicle listings, aggregated and standardized using OAV's patented vehicle market standardization technology (U.S. Patent No. 12,236,477). Individual vehicle VINs in the listings above can be independently verified at the NHTSA VIN decoder.
This page renders OAV's public market summary for this rooftop. Dealers who want this listing removed entirely may email oavsupport@oav.io.