Misallocation

1989 Porsche 911 Turbo Cabriolet M505 Slant Nose

Sold at Bring a Trailer on Dec. 14, 2023.

$319,000Confirmed

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

The car

Year
1989
Make and model
Porsche 911
Generation
911 G-series 1974 to 1989
Version
930 Turbo Slant Nose
Miles shown
8,000
Gearbox
Manual
VIN
WP0EB0938KS070110
Title
Clean
Condition
Excellent (2)Likely

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

This car's full record

Against comparable sales

Above the middle half of 27 comparable sales, 18% over its top.

Middle half of sales$160,500 to $269,500
Median$226,225
Sales behind it27Likely

From 27 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 $160,500 and $269,500.

Closest sales

Closest comparable sales
CarAuctionDatePrice
1989 Porsche 911 Turbo Cabriolet M505 Slant NoseBring a Trailer, Sept. 25, 2026Bring a TrailerSept. 25, 2026$226,505
1989 PORSCHE 930 TURBO SLANT NOSE TARGABarrett-Jackson, Jan. 24, 2026Barrett-JacksonJan. 24, 2026$400,000
1989 Porsche 930 Turbo Cabriolet Slant Nose M505 5-SpeedPCARMARKET, Nov. 25, 2024PCARMARKETNov. 25, 2024$329,000
1988 Porsche 911 Turbo Cabriolet M505 Slant NoseBring a Trailer, Sept. 1, 2026Bring a TrailerSept. 1, 2026$275,000
1989 Porsche 930 Slantnose CabrioletGooding Christie's, Aug. 15, 2026Gooding Christie'sAug. 15, 2026$400,000
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

This car's historyConfirmed

Matched across sales by VIN.

DateWhat happenedWhereMilesPrice
Dec. 14, 2023Sold (this sale)Bring a TrailerBring a Trailer8,000$319,000
Aug. 15, 2024SoldBroad ArrowBroad Arrow8,393$390,000