United States · verified auction sales
1988 Porsche 928 value.
The median 1988 928 sold for US$26,000 across 1 verified United States auction sale. That’s a +9% premiumvs the model’s all-years median.
1988 928 sales — all markets
Fewer than 3 United States sales for this year — showing every market for a fuller picture.
| Sold | Lot | Price | Mileage | Market |
|---|---|---|---|---|
| 4 Aug 2026 | 35k-Mile 1988 Porsche 928 S4 | US$26,000 | 35,000 | United States |
| 30 Mar 2026 | 1988 Porsche 928 S4 | $28,000 | — | Australia |
| 1 Sept 2025 | 1988 Porsche 928 S4 | £14,363 | — | United Kingdom |
| 29 Sept 2023 | 1988 PORSCHE 928 S4 | £14,800 | — | United Kingdom |
| 16 Aug 2023 | 1988 PORSCHE 928 S4 SPORT EQUIPMENT | £47,500 | — | United Kingdom |
Indicative only — not investment advice. Past performance is not a reliable indicator of future value.