$4,495 higher median
2005 Chevrolet Corvette
All trims
$23,995Median asking price · 281 qualifying listings
Middle 50%$21,000–$27,000
Find listings on VehiSales ↗Actual Coupe RWD listing photo; individual equipment may differ.
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2005 Porsche Boxster Base
VIN
WP0CA29855S710604
Market price for this build
$18,153
36 comparable listings
No longer listed since around Feb 7, 2026
Get the history report — $9.99
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See similar cars for sale ↓ Compare with other brands ↓The date is when the listing came down — the final sale price isn't public. Prices further down describe the market for this build, not this car.
Market price range
Based on 36 comparable same-build listings · Market data as of October 13, 2026Below market
$10,944
Typical price
$18,153
Above market
$2,165,604
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Listings
Full listing history on VehiSales →No active listings of this exact VIN right now.
Decoded from the VIN
NHTSA build data for WP0CA29855S710604Trim
Base
Drivetrain
Rear-Wheel Drive
Fuel
Gasoline
Doors
2
Model year
2005
Made by
DR. ING. H.C.F. PORSCHE AG
Full factory specs for this build →
- ✗ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✗ ABS
- ✗ Electronic stability
Fuel economy (EPA)
Combined
19
MPG
City
16
MPG
Highway
24
MPG
$2,450
/yr est. fuel
Assumes 15,000 miles a year at $3.10/gallon and 19 MPG combined.
5-year cost to own
Beyond the sticker: what this 2005 Porsche Boxster likely costs over five years at 15,000 mi/yr.
Fuel
$12,250
Insurance
$6,800
Maintenance & repairs
$11,200
Total, 5 years
$30,250
Estimate — insurance and taxes vary by driver and state.
Model-level data for the 2005 Porsche Boxster from EPA fueleconomy.gov, refreshed September 27, 2026.
Where the price is heading
Typical asking price for a 2005 Porsche Boxster over the last 6 months — the market firmed $1,646 in that span.
May
Jun
Jul
Aug
Sep
Oct
Monthly price table
| Month | Typical price |
|---|---|
| May 2026 | $19,000 |
| June 2026 | $18,472 |
| July 2026 | $21,460 |
| August 2026 | $18,984 |
| September 2026 | $20,407 |
| October 2026 | $20,646 |
A little comparison goes a long way
About this comparison ↓What else could you drive?
Compare 2005 Porsche Boxster with other models from the same year. Choose the trims that matter to you.
As of October 13, 2026, among alternatives (model years 2005–2007) to the 2005 Porsche Boxster in this catalog, the 2007 Mercedes-Benz SL-Class has the lowest median asking price ($16,800, 84 listings with photos) and the 2005 Bentley Continental the highest ($30,798, 36 listings).
Comparison catalog · Snapshot October 13, 2026, 05:00 UTC · Only listings with photos. This sample is separate from the price overview above and its figures differ.
Your comparison starting point
2005 Porsche Boxster
All trims · United States
$19,500Comparison catalog median · 46 listings with photos in the comparison sample
This VIN is not in the filtered catalog sample. Comparisons use the model median when available.
Middle 50%: $14,995–$24,961
Explore this model’s prices →Photo: S · 49,091 mi · view VIN
Explore the alternatives
Change trims, mileage or location →
$11,298 higher median
2005 Bentley Continental
All trims
$30,798Median asking price · 36 qualifying listings
Middle 50%$25,000–$37,900
Find listings on VehiSales ↗Actual GT listing photo; individual equipment may differ.
$1,600 lower median
2005 Lexus SC
All trims
$17,900Median asking price · 50 qualifying listings
Middle 50%$13,672–$24,995
Find listings on VehiSales ↗Actual 430 listing photo; individual equipment may differ.
$1,500 lower median
2005 Cadillac XLR
All trims
$18,000Median asking price · 36 qualifying listings
Middle 50%$14,450–$23,995
Find listings on VehiSales ↗Actual Base listing photo; individual equipment may differ.
$2,700 lower median
2007 Mercedes-Benz SL-Class
All trims
$16,800Median asking price · 84 qualifying listings
Middle 50%$13,450–$19,999
Find listings on VehiSales ↗Actual SL550 listing photo; individual equipment may differ.
Compare prices side by side
| Model / trim | Median | Middle 50% | Listings |
|---|---|---|---|
| 2005 Porsche Boxster All trims | $19,500 | $14,995–$24,961 | 46 |
| 2005 Chevrolet Corvette All trims | $23,995 | $21,000–$27,000 | 281 |
| 2005 Bentley Continental All trims | $30,798 | $25,000–$37,900 | 36 |
| 2005 Lexus SC All trims | $17,900 | $13,672–$24,995 | 50 |
| 2005 Cadillac XLR All trims | $18,000 | $14,450–$23,995 | 36 |
| 2007 Mercedes-Benz SL-Class All trims | $16,800 | $13,450–$19,999 | 84 |
What these prices mean
Only catalog listings with photos are included. Trim names do not verify equivalent equipment. Prices are asking prices, not completed sales. Alternatives share the body style and class of the source model; the nearest model years are used when the same year has too few listings. Price differences are not a valuation adjustment or guaranteed savings.
Snapshot: October 13, 2026, 05:00 UTC. 0 source listings excluded by statistical price screening; this does not verify that every deposit or payment ad has been removed.
VehiSales opens in a new tab with the model, year and known mileage range. Confirm trim, fuel, drivetrain, condition and location on VehiSales; its live inventory may differ.
Market by model year
What each model year costs right now — live supply, median asking price and how much value each year keeps versus the newest one.
| Year | Units for sale | Median price | vs newest | Avg mileage |
|---|---|---|---|---|
| 2016 | 30 | $71,742 | 100% | 33,570 mi |
| 2015 | 23 | $49,990 | 70% | 44,454 mi |
| 2014 | 31 | $44,950 | 63% | 59,781 mi |
| 2013 | 49 | $38,999 | 54% | 62,617 mi |
| 2011 | 25 | $29,995 | 42% | 64,162 mi |
| 2009 | 17 | $29,300 | 41% | 73,149 mi |
| 2008 | 49 | $26,495 | 37% | 61,929 mi |
| 2007 | 20 | $21,282 | 30% | 68,528 mi |
Units for sale — listings of each model year in the latest nightly market snapshot.
