Misallocation

1988 Porsche 911 Turbo Coupe M505 Slant Nose

Sold at Bring a Trailer on June 2, 2025.

$226,225Confirmed

The price as reported by the house. Read from the house's results Oct. 25, 2026.

The car

Year
1988
Make and model
Porsche 911
Generation
911 G-series 1974 to 1989
Version
930 Turbo Slant Nose
Gearbox
Manual
VIN
WP0JB0933JS050697
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

Inside the middle half of 26 comparable sales.

Middle half of sales$158,250 to $272,250
Median$219,503
Sales behind it26Likely

From 26 sales of the Porsche 911 930 Turbo Slant Nose (911 G-series 1974 to 1989) in our data over the last 24 months. Hammer prices, before buyer's fees. Half sold between $158,250 and $272,250.

Closest sales

Closest comparable sales
CarAuctionDatePrice
1988 Porsche 911 Turbo Cabriolet M505 Slant NoseBring a Trailer, Oct. 30, 2026Bring a TrailerOct. 30, 2026$290,000
1988 Porsche 911 Turbo Cabriolet M505 Slant NoseBring a Trailer, Sept. 1, 2026Bring a TrailerSept. 1, 2026$275,000
1988 Porsche 930 Turbo Coupe M505 Slant NosePCARMARKET, July 2, 2026PCARMARKETJuly 2, 2026$156,000
1988 PORSCHE 930 TURBO SLANT NOSE CONVERSIONBarrett-Jackson, June 27, 2026Barrett-JacksonJune 27, 2026$51,000
1988 Porsche 930 Turbo Flachbau CabrioletMecum, May 16, 2026MecumMay 16, 2026$190,000
1988 Porsche 911 Turbo Cabriolet M505 Slant NoseBring a Trailer, Dec. 16, 2025Bring a TrailerDec. 16, 2025$235,000
1988 Porsche 911 Turbo Cabriolet M505 Slant NoseBring a Trailer, Dec. 5, 2025Bring a TrailerDec. 5, 2025$257,794
1988 Porsche 911 Turbo Cabriolet M505 Slant NoseHagerty Marketplace, Oct. 30, 2026Hagerty MarketplaceOct. 30, 2026$111,280