Misallocation

1975 Porsche 911 Turbo

Sold at RM Sotheby's on Aug. 15, 2026, offered with no reserve.

$335,000Confirmed

The price as reported by the house. Hammer price $300,000, before the buyer's premium. Read from the house's results Oct. 30, 2026.

The car

Year
1975
Make and model
Porsche 911
Generation
911 G-series 1974 to 1989
Version
930 Turbo
Chassis
9305700256
Condition
Excellent (2)Likely

Condition is our reading of the listing's description on Hagerty's 1 to 4 scale, not an inspection.

Against comparable sales

Above the middle half of 219 comparable sales, 33% over its top.

Middle half of sales$126,965 to $225,500
Median$165,000
Sales behind it219Likely

From 219 sales of the Porsche 911 930 Turbo (911 G-series 1974 to 1989) in our data over the last 24 months. Hammer prices, before buyer's fees. Half sold between $126,965 and $225,500.

Closest sales

Closest comparable sales
CarAuctionDatePrice
1975 Porsche 911 TurboBroad Arrow, March 7, 2026Broad ArrowMarch 7, 2026$270,000
1975 Porsche 930 TurboBring a Trailer, Dec. 12, 2025Bring a TrailerDec. 12, 2025$371,000
1976 Porsche 911 Turbo CarreraBroad Arrow, Aug. 14, 2026Broad ArrowAug. 14, 2026$359,091
1976 Porsche 911 TurboRM Sotheby's, March 25, 2026RM Sotheby'sMarch 25, 2026$185,000
1976 Porsche 930 Turbo Carrera ProjectBring a Trailer, Dec. 22, 2025Bring a TrailerDec. 22, 2025$102,000
37-Years-Owned 1976 Porsche 930 Turbo CarreraBring a Trailer, Sept. 14, 2025Bring a TrailerSept. 14, 2025$227,000
1976 Porsche 930 Turbo CarreraBring a Trailer, Dec. 27, 2024Bring a TrailerDec. 27, 2024$224,000
Ivory 1977 Porsche 930 Turbo CarreraBring a Trailer, Sept. 17, 2026Bring a TrailerSept. 17, 2026$250,000