BMW 645Ci Convertible For Sale
2 BMW 645Ci Convertible are listed for sale, with asking prices from $10,999 to $18,995, averaging 29,160 miles (data through Oct 10, 2026). For context, the 645Ci Convertible's market value runs $12,959 to $17,838 depending on year and condition, built from 25 verified auction sales, not asking prices. No comparable sale since Jan 22, 2026, so these values may not reflect today's market.
BMW 645Ci Convertible Listings (2)
Last checked Oct 9, 2026
Asking prices as listed when last checked, not sold prices. Market values on DriveIndex come from verified completed sales.
Collector ($39.99/month) includes the Listing Analyzer: it scores any 645Ci Convertible ask against its mileage-adjusted fair value from verified sales, with the deal score and the exact dollar gap. Deal Radar lists the asks under fair value across the whole market.
Check the 2 2004 645Ci Convertible listings with Collector →Not ready? A free account shows current values and recent sale dates.
BMW 645Ci Convertible For Sale: Frequently Asked Questions
How many BMW 645Ci Convertible are for sale?
2 BMW 645Ci Convertible listings are listed across the marketplaces DriveIndex tracks (last checked Oct 9, 2026).
How much does a BMW 645Ci Convertible cost?
Asking prices range from $10,999 to $18,995. The market value from verified completed sales runs $12,959 to $17,838. No comparable sale since Jan 22, 2026, so these values may not reflect today's market. Asking prices and sold prices are not the same thing.
Is a BMW 645Ci Convertible listing priced fairly?
DriveIndex's Listing Analyzer scores any BMW 645Ci Convertible listing against its mileage-adjusted fair value from verified sales: the deal score, the exact dollar gap, and where the ask lands. The Listing Analyzer is a DriveIndex Collector feature.
When is the best time to buy a BMW 645Ci Convertible?
DriveIndex measures each model's seasonal pattern across years of verified sales and identifies the best months to buy and sell, a DriveIndex Collector feature. Whether the 645Ci Convertible is appreciating, stable, or depreciating is the Value Signal, part of DriveIndex Pro.