Vehicle Details
2018 Cadillac CT6
Luxury
Derry, NH 03038
Is this 2018 Cadillac CT6 Luxury a good deal?
OAV verdict: Unscored
Why: Listed at $18,899, comparable market range $23,798–$23,995, based on 4 comparable listings. Days on lot: 198 days (market average 142 days).
Market price position
$18,899 · $4,899 below market low
- Regional range
- $23,798 – $23,995
- vs. market low
- — $4,899 (21% below)
- Comparable vehicles
- 4
Similar vehicles recently sold in an estimated 19–63 days.
- This listing has been on market about 3.1x longer than typical for similar vehicles (cohort sells in 19–63 days; this one is at 198). Long days-on-lot on a fast-turn cohort can signal title concerns, mechanical issues, or pricing the dealer won't actually honor. Recommend a vehicle history report before spending more time.
Market Breakdown
Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.
Dealer Info
Derry, NH
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About This 2018 Cadillac CT6
Listing updated: May 23, 2026Listed by an independent dealer in Derry, NH · On lot for 198 days · VIN verifiable at NHTSA
This used 2018 Cadillac CT6 Luxury is listed at $18,899 by an independent dealer in Derry, NH 03038. It has 81,239 miles on the odometer. The exterior color is White. It features a 4WD drivetrain with a 3.6L V6 engine and Automatic transmission.
OAV's AI-powered Price-to-Market analysis rates this vehicle as Unscored due to insufficient comparable data. Based on 4 similar vehicles in the Derry market, the estimated market range is $23,798 to $23,995.
This vehicle has been on the lot for 198 days.
Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).
Market context
This listing is part of OAV's broader Derry, NH sedans market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.
How this deal is rated
OAV compares this 2018 Cadillac CT6 against similar vehicles currently available in the local and regional market — same make, model, and year range, filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:
- Great Deal — priced below the typical range for comparable vehicles.
- Fair Price — priced within the expected range for comparable vehicles.
- Overpriced — priced above the typical range for comparable vehicles.
Listings show OAV's PTM-derived deal quality and live market context. OAV-claimed dealers manage their listing profile and route buyer inquiries directly. Paid OAV partners surface additional verification signals.
How this listing is verified
This vehicle listing was aggregated from an independent dealer in Derry, NH, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1G6KD5RS8JU111276 can be independently verified via the U.S. Department of Transportation's NHTSA VIN decoder, and safety recalls at NHTSA's recall database.
Vehicle attributes (year, make, model, trim, mileage, location) are standardized using OAV's patented methodology (U.S. Patent No. 12,236,477), which normalizes naming conventions and deduplicates cross-listed inventory across the dealership network. Listing data is refreshed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.
2018 Cadillac CT6 Market in NH
Comparable Vehicles
8
Average Price
$26,833
Price Range
$15,995–$33,594
Avg Days on Lot
142
Based on 8 comparable 2016-2020 Cadillac CT6 listings in NH, the average asking price is $26,833. This listing at $18,899 is $7,934 below average (30% below market). Comparable prices in NH range from $15,995 to $33,594. Similar vehicles spend an average of 142 days on dealer lots in this market.
Similar Cadillac CT6 Listings in NH
4 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: Luxury — compare trims below)