| Year | Median (3 yrs) | Middle 50% | Sales (3 yrs) | For sale now |
|---|---|---|---|---|
| 1986 | $50k | $47k–$58k | 11 | 2 |
| 1987 | $74k | $64k–$100k | 13 | 4 |
| 1988 | $27k | – | 3 | 0 |
| 1989 | $28k | $25k–$32k | 7 | 0 |
| 1990 | $23k | $19k–$30k | 8 | 0 |
| 1991 | $31k | $24k–$41k | 5 | 2 |
Auction sales in the last 3 years; prices leave out salvage and other branded titles.
| Sold | Car | Price | Miles | Where |
|---|---|---|---|---|
| Oct 30, 2026 | 1988 Ford Sierra Sapphire RS Cosworth Oct 30, 2026, Car & Classic | $23,405 | 60,215 | Car & Classic |
| Aug 7, 2026 | 1988 Ford Sierra Sapphire RS Cosworth Aug 7, 2026, Collecting Cars | $26,748 | 111,800 | Collecting Cars |
| May 12, 2025 | 1988 Ford Sierra RS Cosworth May 12, 2025, Collecting Cars | $38,574 | 54,031 | Collecting Cars |
| Apr 16, 2023 | 1988 Ford Sierra Sapphire RS Cosworth Apr 16, 2023, Bonhams | $38,450 | – | Bonhams |
| Jan 31, 2023 | 1988 Ford Sierra RS Cosworth Jan 31, 2023, Collecting Cars | $30,757 | 109,879 | Collecting Cars |
| Dec 21, 2022 | 1988 Ford Sierra RS500 Cosworth Dec 21, 2022, Collecting Cars | $166,506 | 13,933 | Collecting Cars |
| Dec 9, 2013 | 1988 Ford Sierra Sapphire RS Cosworth Dec 9, 2013, Bonhams | $8,459 | – | Bonhams |
| Dec 9, 2013 | 1988 Ford Sierra RS Cosworth Dec 9, 2013, Bonhams | $8,459 | – | Bonhams |
10 1988 Ford Sierra vehicles have been tracked across auctions and listings on Hypercars.
Data sourced from auction results and dealer and private listings, including Bring a Trailer, Cars & Bids, Mecum, RM Sotheby’s and eBay Motors. Updated daily.