Porsche 911 Turbo 3.3

How much does a Porsche 911 Turbo 3.3 cost?

A 1978 Porsche 911 Turbo 3.3 cost $48,000 new. Over the past 12 months, 18 have sold publicly at a median of $228,500. The Shifty Estimate for a well-kept example is $291,400. Across the sales we have on file, prices ran from $103,600 to $1,930,000, depending on mileage, color, and history.

What is a 1978 Porsche 911 Turbo 3.3 worth today?

The Shifty Estimate is $291,400, down 28.0% over the past 12 months. That sits above the $228,500 median of actual sales because the median counts every car that sold, including high-mileage examples, while the estimate describes a clean, low-mileage one bought today. We rate confidence medium: 18 public sales in a year is a thin market, and the spread between them is wide.

Is a Porsche 911 Turbo 3.3 a good investment?

It has appreciated 507% against its $48,000 list price. Values are down 28.0% over the past 12 months. The caution is spread, not direction: across the sales we have on file, prices ran from $103,600 to $1,930,000, and mileage explains most of that.

What has a Porsche 911 Turbo 3.3 sold for at auction?

The 3 most recent public sales we have on file:

• $1,902,500Aug 15, 2026
• $173,915Jul 28, 2026Black · 72,853 mi
• $297,500Jan 29, 2026

How many Porsche 911 Turbo 3.3 are for sale right now?

Shifty tracks 3 listings of the Porsche 911 Turbo 3.3 for sale right now.