2005 BMW 645Ci Convertible Sport Market Value & Price History
The 2005 BMW 645Ci Convertible Sport has a current market value of $13,823 as of Oct 9, 2026, based on 10 verified auction sales tracked by DriveIndex, with half of the verified USD sales since 2024 between $13,250 and $19,000. Based on US sales through Jun 3, 2026. 1 has sold in the past 12 months.
Data: DriveIndex. 10 verified auction sales for the 2005 BMW 645Ci Convertible Sport, latest sale Jun 3, 2026. Value as of Oct 9, 2026. Methodology
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See the 645Ci Convertible Sport's Value Signal with Pro →2005 BMW 645Ci Convertible Sport Price History
The median 2005 BMW 645Ci Convertible Sport sold for $15,550 in 2025, against $19,500 in 2024. Each row is the median of the verified sales recorded in that calendar year, so it moves with the mix of mileages and options that came to market as well as with the market itself.
| Year | Median sale | Sales |
|---|---|---|
| 2025 | $15,550 | 6 |
| 2024 | $19,500 | 3 |
Years with fewer than three verified USD sales are omitted — a one-sale “median” is a single car, not a market.
Recent 2005 BMW 645Ci Convertible Sport Auction Results
| Sold | Price | Mileage | Gearbox |
|---|---|---|---|
| Jun 3, 2026 | $13,250 | 57,000 mi | Manual |
| Jul 21, 2025 | $15,600 | 20,000 mi | Automatic |
| Jul 16, 2025 | $13,250 | 77,000 mi | Manual |
| Jul 2, 2025 | $19,000 | 41,000 mi | Manual |
| Jun 11, 2025 | $17,501 | 15,000 mi | Automatic |
| Apr 27, 2025 | $10,500 | 33,000 mi | Automatic |
| Feb 12, 2025 | $15,500 | 55,000 mi | Automatic |
| Sep 2, 2024 | $16,500 | 38,000 mi | Automatic |
| Jul 3, 2024 | $19,500 | 26,000 mi | Automatic |
| May 25, 2024 | $24,750 | 20,000 mi | Automatic |
Verified results from the world's leading collector-car auction houses and marketplaces.
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2005 BMW 645Ci Convertible Sport: Frequently Asked Questions
How much is a 2005 BMW 645Ci Convertible Sport worth?
A 2005 BMW 645Ci Convertible Sport is worth approximately $13,823 as of Oct 9, 2026, based on 10 verified auction sales tracked by DriveIndex. Based on US sales through Jun 3, 2026. Half of all verified sales fall between $13,250 and $19,000; the full verified range is $10,500 to $24,750. Condition, mileage and options move an individual car within that band.
How many 2005 BMW 645Ci Convertible Sport sell per year?
1 has sold at auction in the past 12 months. DriveIndex has tracked 10 2005 BMW 645Ci Convertible Sport sales in total.
Are 2005 BMW 645Ci Convertible Sport 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 2005 BMW 645Ci Convertible Sport. 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 2005 BMW 645Ci Convertible Sport?
DriveIndex tracks for-sale listings and auction results for the 2005 BMW 645Ci Convertible Sport from the world's leading collector-car auction houses and marketplaces.
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