Chassis 997.1

Porsche 911 Carrera S Cabriolet

2005 to 2008 · Convertible

A 2005 Porsche 911 Carrera S Cabriolet cost $89,900 new. Over the past 12 months, 34 have sold publicly at a median of $46,625. The Shifty Estimate for a well-kept example is $53,000. Across the sales we have on file, prices ran from $21,638 to $74,000, depending on mileage, color, and history.

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Shifty Estimate

$53,000

High confidence · $35K to $61K

8.7% over 12 months

Oct 2025Rolling 6-month medianOct 2026

Median · 12 mo: $46,625
Sales · 12 mo: 34
For sale now: 4
Original MSRP: $89,900Down 41% since new

Collectible

2005 Porsche 911 Carrera S Cabriolet, sold Oct 2026

Sold$47,500 · Bring a Trailer · Oct 2026

The market

Every recorded 2005 Porsche 911 Carrera S Cabriolet sale, by date and price

Oct 2026 · Bring a Trailer

$47,500 · 60,000 mi · Arctic Silver Metallic

See this car

Sold Bid to, not sold

77 sales · 22 unsoldmedian $47kupdated Oct 2026

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Latest results

The newest 2005 Porsche 911 Carrera S Cabriolet sales with photographs

Sold $34,000

2008 · Basalt Black Metallic · 117,100 mi

Oct 16, 2026 · Cars & Bids

2005 Porsche 911 Carrera S Cabriolet, sold Sep 2026

Sold $33,250

2006 · Seal Gray Metallic · 75,000 mi

Sep 26, 2026 · Bring a Trailer

Sold $52,000

2006 · Basalt Black Metallic · 38,000 mi

Sep 17, 2026 · Bring a Trailer

Sold $55,500

2007 · Cobalt Blue Metallic · 58,000 mi

Sep 11, 2026 · Bring a Trailer

2005 Porsche 911 Carrera S Cabriolet, sold Aug 2026

Sold $74,000

2008 · Malachite Green Metallic · 36,000 mi

Aug 10, 2026 · Bring a Trailer

2005 Porsche 911 Carrera S Cabriolet, sold Jul 2026

Sold $69,778

2008 · Slate Grey Metallic · 42,000 mi

Jul 28, 2026 · Bring a Trailer

Every 997.1

Sold prices, last 12 months · Oct 29, 2026

Every 997.1. Sold prices, last 12 months · Oct 29, 2026
	Carrera S Cabriolet2005 to 2008	Carrera 42006 to 2008	Carrera 4 Cabriolet2006 to 2008	Carrera 4S2006 to 2008	Carrera 4S Cabriolet2006 to 2008	Carrera2005 to 2008	Carrera Cabriolet2005 to 2008	Carrera GTS Coupe2005 to 2008	Carrera S2005 to 2008	Targa 42007 to 2008	Targa 4S2007 to 2008	Turbo S Cabriolet2008 to 2009	Turbo2006 to 2009	Turbo Cabriolet2006 to 2009	GT32007 to 2008	GT3 RS2007 to 2008	GT22008 to 2009	GT3 Cup2006 to 2009
Shifty Estimate	$53,000	$57,600	$37,500	$57,600	$50,800	$35,300	$44,300	$18,300Low confidence	$51,700	$56,600	$74,100	Not enough sales yet	$142,000	$84,700	$239,200	$396,000	$422,900	$100,000Low confidence
Sold median	$46,62534 sales	$64,7506 sales	$35,7505 sales	$46,20029 sales	$48,40023 sales	$39,84932 sales	$39,85018 sales	$57,00012 sales	$54,40079 sales	$49,9107 sales	$67,00011 sales	$80,3717 sales	$120,25173 sales	$83,25036 sales	$212,0008 sales	$203,9665 sales	$285,0009 sales	$80,7904 sales
12-month move	Up 8.7%	Up 75.0%	Too few sales to call	Up 7.4%	Up 1.5%	Down 4.6%	Up 17.2%	Too few sales to call	Up 8.9%	Too few sales to call	Up 22.9%	Too few sales to call	Up 14.1%	Down 5.8%	Up 58.2%	Down 23.5%	Too few sales to call	Too few sales to call
For sale	4	37	None	60	None	53	None	None	124	5	11	None	38	24	9	2	4	None

Other 911 generations

Also on file, with no sale or listing yet: RSR.

Specifications

Engine: Flat-6, 3.8L
Power: 355 hp
Torque: 295 lb-ft
0 to 60: 4.6 s
Top speed: 182 mph
Transmission: Manual
Drivetrain: RWD
Original MSRP: $89,900

Common questions

How much does a Porsche 911 Carrera S Cabriolet cost?

What is a 2005 Porsche 911 Carrera S Cabriolet worth today?

The Shifty Estimate is $53,000, up 8.7% over the past 12 months. Confidence is high: 34 public sales in a year gives a firm read.

Is a Porsche 911 Carrera S Cabriolet a good investment?

It has depreciated 41% against its $89,900 list price. Values are up 8.7% over the past 12 months. The caution is spread, not direction: across the sales we have on file, prices ran from $21,638 to $74,000, and mileage explains most of that.

How many Porsche 911 Carrera S Cabriolet have sold?

Shifty has 77 public sales of the Porsche 911 Carrera S Cabriolet on file. The earliest was on Aug 29, 2023.

What is the most expensive Porsche 911 Carrera S Cabriolet sold?

The highest public sale on file is $74,000, on Aug 10, 2026, with 36,000 mi.

What has a Porsche 911 Carrera S Cabriolet sold for at auction?

The 3 most recent public sales we have on file:

$47,500Oct 17, 2026Arctic Silver Metallic · 60,000 mi
$34,000Oct 16, 2026Basalt Black Metallic · 117,100 mi
$33,250Sep 26, 2026Seal Gray Metallic · 75,000 mi

How many Porsche 911 Carrera S Cabriolet are for sale right now?

Shifty tracks 4 listings of the Porsche 911 Carrera S Cabriolet for sale right now.

About the 2005 Porsche 911 Carrera S Cabriolet

The 997.1 Carrera S Cabriolet represents Porsche's return to form after the controversial 996 generation. Launched in 2005, it brought back beloved round headlights while introducing a more sophisticated 3.8-liter flat-six producing 355 horsepower, a significant bump over the base Carrera's 325hp. The fabric soft-top mechanism was completely redesigned for improved refinement and faster operation. These early 997s featured the last of the Mezger-adjacent engines before direct injection arrived, making them particularly desirable among purists. The wider rear track and improved suspension geometry delivered sharper handling than its predecessor. Production ended in 2008 with the facelift, making these first-generation cars increasingly collectible. Values have steadily climbed as enthusiasts recognize the 997.1's sweet spot between analog driving feel and modern reliability. Well-maintained examples with manual transmissions command premium pricing, especially in desirable colors like GT Silver or Cobalt Blue Metallic.