
Porsche Boxster
2005 to 2008 · Convertible
A 2005 Porsche Boxster cost $45,000 new. Over the past 12 months, 51 have sold publicly at a median of $20,000. The Shifty Estimate for a well-kept example is $22,500. Across the sales we have on file, prices ran from $5,250 to $53,666, depending on mileage, color, and history.
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- Median · 12 mo
- $20,000
- Sales · 12 mo
- 51
- Original MSRP
- $45,000Down 50% since new
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Sold $19,000

Sold $23,500

Sold $27,500

Sold $28,301

Sold $15,500
Every 987.1
| Boxster2005 to 2008 | S2005 to 2008 | |
|---|---|---|
| Shifty Estimate | $22,500 | $32,500 |
| Sold median | $20,00051 sales | $26,83534 sales |
| 12-month move | Down 13.8% | Up 14.2% |
| For sale | None | None |
Specifications
- Engine
- Flat-6, 2.7L
- Power
- 240 hp
- Torque
- 199 lb-ft
- 0 to 60
- 6.1 s
- Top speed
- 159 mph
- Transmission
- Manual
- Drivetrain
- RWD
- Original MSRP
- $45,000
Common questions
How much does a Porsche Boxster cost?
A 2005 Porsche Boxster cost $45,000 new. Over the past 12 months, 51 have sold publicly at a median of $20,000. The Shifty Estimate for a well-kept example is $22,500. Across the sales we have on file, prices ran from $5,250 to $53,666, depending on mileage, color, and history.
What is a 2005 Porsche Boxster worth today?
The Shifty Estimate is $22,500, down 13.8% over the past 12 months. Confidence is high: 51 public sales in a year gives a firm read.
Is a Porsche Boxster a good investment?
It has depreciated 50% against its $45,000 list price. Values are down 13.8% over the past 12 months. The caution is spread, not direction: across the sales we have on file, prices ran from $5,250 to $53,666, and mileage explains most of that.
How many Porsche Boxster have sold?
Shifty has 85 public sales of the Porsche Boxster on file. The earliest was on Aug 16, 2023.
What is the most expensive Porsche Boxster sold?
The highest public sale on file is $53,666, on Jan 28, 2026, with 3,000 mi.
What has a Porsche Boxster sold for at auction?
The 3 most recent public sales we have on file:
- $24,750Aug 21, 2026Arctic Silver Metallic · 27,000 mi
- $23,750Aug 17, 2026Black · 51,106 mi
- $19,000Aug 12, 2026Seal Grey Metallic · 80,800 mi
About the 2005 Porsche Boxster
The 987-generation Boxster marked Porsche's definitive answer to critics who dismissed the original as underpowered. Launched in 2005, this mid-engine roadster finally delivered the performance to match its stunning proportions. The 2.7-liter flat-six produced 240 horsepower, a substantial jump from its predecessor, while the chassis benefited from lessons learned developing the Carrera GT. Pininfarina's subtle design refresh sharpened the lines without losing the car's essential character. What makes these particularly collectible today is their position as the last naturally aspirated base Boxsters before turbocharging arrived. The manual transmission cars, especially in desirable colors like Guards Red or Speed Yellow, are increasingly sought after. Build quality improved significantly over the 986, making well-maintained examples genuine driver's cars that capture Porsche's mid-engine magic without the stratospheric prices of vintage 914s or modern Caymans.
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