2018 Chevrolet Corvette Grand Sport Convertible Market Value & Price History
The 2018 Chevrolet Corvette Grand Sport Convertible has a market value of $60,980, based on 3 verified auction sales tracked by DriveIndex, with all 3 verified USD sales between $56,500 and $84,700. No sale since Jan 28, 2023, so this value may not reflect today's market. 12 are listed for sale from $46,955 to $76,995.
Data: DriveIndex. 3 verified auction sales for the 2018 Chevrolet Corvette Grand Sport Convertible, latest sale Jan 28, 2023. Methodology
What members see for the 2018 Chevrolet Corvette Grand Sport Convertible
The value above is the headline. Members get the full picture behind it.
- All 3 sold prices, and where each one sold
- The live Value Signal, and how confident it is
- A 1–5 year value projection
- A Buy / Hold / Sell call
- An alert the moment one lists or sells
- The best and worst months to buy and sell
- An estimated market-bottom date
- Whether each of the 12 asks listed for sale is fair
- Deal Radar: underpriced listings across the market
- Search Agent: describe the spec you want and hear when one lists
Not ready? A free account shows the current value and recent sale dates.
Pro unlocks this car's live Value Signal (appreciating, stable, bottomed, approaching bottom or depreciating) and its 1–5 year projection. Collector adds the best months to buy and sell.
See the Corvette Grand Sport Convertible's Value Signal with Pro →2018 Chevrolet Corvette Grand Sport Convertible For Sale (12)
Last checked Oct 16, 2026, unless a listing shows its own date
Recent 2018 Chevrolet Corvette Grand Sport Convertible Auction Results
| Sold | Price | Mileage | Gearbox |
|---|---|---|---|
| Jan 28, 2023 | $56,500 | 16,000 mi | Manual |
| Sep 10, 2022 | $84,700 | — | Automatic |
| May 11, 2021 | $61,500 | 26,900 mi | Manual |
Verified results from the world's leading collector-car auction houses and marketplaces.
All Chevrolet Corvette Grand Sport Convertible auction results →See the full picture on the 2018 Chevrolet Corvette Grand Sport Convertible
Browsing is free. Upgrade to unlock the Value Signal™, projections, and the tools collectors use to buy and sell at the right time.
- Full Value Signal™ + confidence: appreciating, stable, or depreciating
- 1–5 year price projections
- Buy / Hold / Sell call per car
- Complete sales & listings feed + up to 10 yrs of history
- Analyst notes & compare up to 4 cars
- Price & custom alerts (make, color, options)
- Garage analytics + benchmarks (the garage itself, and discreet offers, are free)
- Everything in Pro, plus:
- Portfolio Outlook (a hold/sell call for every car you own)
- Watchlist Intelligence (act-now calls on the cars you follow)
- Head-to-Head Verdict (compare cars, the data crowns the buy)
- Market Deal Radar (every live ask under market value, catalog-wide)
- Best & worst months to buy and sell
- What each option adds to the price + separate manual vs automatic values
- Listing analyzer with fair-value deal scores
- Rad’s Market Update (his picks & price targets)
Chevrolet Corvette Grand Sport Convertible by Year
Which Corvette Grand Sport Convertible year should you buy? Every year compared →2018 Chevrolet Corvette Grand Sport Convertible: Frequently Asked Questions
How much is a 2018 Chevrolet Corvette Grand Sport Convertible worth?
A 2018 Chevrolet Corvette Grand Sport Convertible is worth approximately $60,980, based on 3 verified auction sales tracked by DriveIndex. No sale since Jan 28, 2023, so this value may not reflect today's market. All 3 verified USD sales fall between $56,500 and $84,700. Condition, mileage and options move an individual car within that band.
How many 2018 Chevrolet Corvette Grand Sport Convertible sell per year?
DriveIndex has tracked 3 2018 Chevrolet Corvette Grand Sport Convertible sales at auction.
Are 2018 Chevrolet Corvette Grand Sport Convertible sale prices higher or lower than a year ago?
There aren't yet enough recent sales to compute a reliable 12-month price direction for the 2018 Chevrolet Corvette Grand Sport Convertible. The full Value Signal classification (appreciating, stable, bottomed, or depreciating) and its 1–5 year projection are part of DriveIndex Pro.
Where can I buy a 2018 Chevrolet Corvette Grand Sport Convertible?
DriveIndex lists 12 2018 Chevrolet Corvette Grand Sport Convertible for sale, priced from $46,955 to $76,995 (last checked Oct 16, 2026). DriveIndex aggregates for-sale listings and auction results from the world's leading collector-car auction houses and marketplaces.
More Chevrolet Models
All Chevrolet models →Collections Featuring Chevrolet
Pro unlocks its live Value Signal, every sold price, a 1–5 year projection and an alert the moment one lists or sells. Collector adds the best months to buy and sell and where the market bottoms.
Get Pro →