1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) Market Value & Price History
The 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) has a current market value of $236,903, based on 9 verified auction sales tracked by DriveIndex, with sold prices ranging from $137,505 to $332,000. 2 have sold in the past 12 months, and 1 is currently for sale from $90,500 to $90,500.
Data: DriveIndex — 9 verified auction sales for the 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930), latest sale Dec 16, 2025. Methodology
1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) Specifications
It carried an original MSRP of $110,000.
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Open the 911 Turbo Cabriolet M505 Slant Nose on DriveIndex →1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) For Sale Now (1)
Recent 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) Auction Results
| Sold | Price | Mileage |
|---|---|---|
| Dec 16, 2025 | $235,000 | 48,000 mi |
| Dec 5, 2025 | $257,794 | 39,000 mi |
| Aug 16, 2025 | $184,800 | 38,600 mi |
| Apr 15, 2025 | $176,000 | 42,000 mi |
| Aug 7, 2024 | $188,000 | 44,000 mi |
| Dec 21, 2023 | $270,000 | 8,000 mi |
| Sep 17, 2023 | $150,000 | 57,000 mi |
| Apr 18, 2023 | $332,000 | 2,700 mi |
| Dec 4, 2022 | $137,505 | 65,000 mi |
Verified results from the world's leading collector-car auction houses and marketplaces.
All Porsche 911 Turbo Cabriolet M505 Slant Nose auction results →See the full picture on the 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930)
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1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) — Frequently Asked Questions
How much is a 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) worth?
The 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) has a market value of approximately $236,903, based on 9 verified auction sales. Recent examples have sold between $137,505 and $332,000.
How many 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) sell per year?
2 have sold at auction in the past 12 months. DriveIndex has tracked 9 sales in total.
Is the 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) appreciating or depreciating?
There aren't yet enough recent sales to compute a reliable 12-month price direction for the 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930). For the full Value Signal classification (appreciating, stable, bottomed, or depreciating) and its 1–5 year projection, open the 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) on DriveIndex.
Where can I buy a 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930)?
There is currently 1 1988 Porsche 911 Turbo Cabriolet M505 Slant Nose (930) for sale, priced from $90,500 to $90,500. DriveIndex aggregates for-sale listings and auction results from the world's leading collector-car auction houses and marketplaces.
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