2015 Porsche Cayman GT4

How much does a Porsche Cayman GT4 cost?

A 2015 Porsche Cayman GT4 cost $84,600 new. Over the past 12 months, 42 have sold publicly at a median of $99,750. The Shifty Estimate for a well-kept example is $110,800. Cars have changed hands anywhere from $65,250 to $127,420, depending on mileage, color, and history.

What is a 2015 Porsche Cayman GT4 worth today?

The Shifty Estimate is $110,800, up 4.5% over the past 12 months. Confidence is high: 42 public sales in a year gives a firm read.

Is a Porsche Cayman GT4 a good investment?

It has appreciated 31% against its $84,600 list price. Values are up 4.5% over the past 12 months. The caution is spread, not direction: across the sales we have on file, prices ran from $37,500 to $143,918, and mileage explains most of that.

What has a Porsche Cayman GT4 sold for at auction?

The 3 most recent public sales we have on file:

• $63,000Aug 25, 2026Rhodium Silver Metallic · 24,129 mi
• $106,000Aug 18, 202616,000 mi
• $112,000Aug 14, 2026Sapphire Blue Metallic · 25,800 mi