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Cars / Porsche / Cayman GTS 4.0Live
2020 Porsche Cayman GTS 4.0

✦ Shifty Estimate

$105,800

Medium confidence$83K to $122K
For sale now
2
Original MSRP
$90,600 · ▲ 17% since

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2020 Porsche Cayman GTS 4.0

2020 onward · Coupe

Price history

$80k$90k$100k$110kJan 202420252026✦ SHIFTY ESTIMATE TODAY $106k
Sold Bid, not sold
13 sales · 4 unsoldupdated Jul 2026

Specifications

Engine
Naturally Aspirated Flat-6, 4.0L
Power
394 hp
Torque
309 lb-ft
0 to 60
4.2s
Top speed
182 mph
Transmission
Dual-Clutch (PDK / DCT / DSG)
Drivetrain
RWD
Curb weight
3,042 lb
Original MSRP
$90,600
Designer
Michael Mauer

Common questions

How much does a Porsche Cayman GTS 4.0 cost?

A 2020 Porsche Cayman GTS 4.0 cost $90,600 new. The Shifty Estimate for a well-kept example is $105,800. Cars have changed hands anywhere from $82,675 to $121,670, depending on mileage, color, and history.

What is a 2020 Porsche Cayman GTS 4.0 worth today?

The Shifty Estimate is $105,800. We rate confidence medium: 13 public sales in a year is a thin market, and the spread between them is wide.

What has a Porsche Cayman GTS 4.0 sold for at auction?

The 3 most recent public sales we have on file:

  • $112,000Jun 9, 2026Vandium Grey · 2,600 mi
  • $106,774Apr 20, 2026White · 402 mi
  • $85,003Mar 1, 2026Arctic Gray · 10,000 mi

The GTS 4.0 answered enthusiast prayers by returning the naturally aspirated flat-six to the Cayman lineup. The 4.0-liter engine, shared with the 911 GT3, produces 394 hp while delivering the intoxicating soundtrack that turbocharged engines cannot match. This represents the sweet spot in the 718 range – more accessible than GT4 models but retaining the emotional connection of natural aspiration. The six-speed manual transmission option preserves the pure driving experience that defines great Porsches. Starting at $90,600, the GTS 4.0 offered significant value compared to GT models while delivering 90% of the performance. Collectors recognize this as potentially the last naturally aspirated 'regular' Cayman, making it increasingly desirable as Porsche transitions toward electrification.