$5,012 higher median
2006 Chevrolet Corvette
All trims
$27,212Median asking price · 199 qualifying listings
Middle 50%$23,698–$30,119
Find listings on VehiSales ↗Actual Convertible RWD listing photo; individual equipment may differ.
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2006 Porsche Boxster S
VIN
WP0CB29856U731908
Market price for this build
$28,299
13 comparable listings
No longer listed since around Oct 12, 2026
Last listed by Richardson Motor Company · Sierra Vista, AZ
- Last asking price
- $19,900
- Odometer
- 68,573 mi
- On the market
- 6 months
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.
Last listed by Richardson Motor Company
1291 E Fry Blvd, Sierra Vista, AZ 85671
They no longer list this VIN, but may have a similar one — worth a call.
Contact details come from the dealer's listing and public business records. VinAssessment is not the seller and takes no fee — you deal with the dealer directly.
Inside your report
VIN report
2006 Porsche Boxster S
VIN WP0CB29856U731908
Accidents
Reported damage & accident records
Title
Salvage, flood & other title brands
Mileage
Recorded odometer readings
Listings
Past prices, dealers & listing photos
Section preview · Results shown in the full report
Market price range
Based on 13 comparable same-build listings · Market data as of October 13, 2026Below market
$18,999
Typical price
$28,299
Above market
$39,176
THE SMARTER NEXT STEP
Love this car? See what else is out there.
2006 Porsche Boxster S for sale near Sierra VistaAZ
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Price history for this VIN
Price dropped $1,099 (−5.2%) over 3 months.
Mar 29, 2026 · $20,999
Jul 4, 2026 · $19,900
Asking prices recorded across 2 listing dates for VIN WP0CB29856U731908, spanning 3 months.
Listings
Full listing history on VehiSales →No active listings of this exact VIN right now.
Former listings
| Dealer | Location | Price | Mileage | Listed | Seen |
|---|---|---|---|---|---|
| Richardson Motor Company | Sierra Vista, AZ 85671 | $19,900 | 68,573 mi | 2026-07-04 | 2 d ago |
Decoded from the VIN
NHTSA build data for WP0CB29856U731908Trim
S
Engine
3.2L · V6
Horsepower
258
Drivetrain
Rear-Wheel Drive
Body
Convertible/Cabriolet
Fuel
Gasoline
Model year
2006
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 2006 Porsche Boxster likely costs over five years at 15,000 mi/yr.
Fuel
$12,250
Insurance
$5,950
Maintenance & repairs
$11,200
Total, 5 years
$29,400
Estimate — insurance and taxes vary by driver and state.
Model-level data for the 2006 Porsche Boxster from EPA fueleconomy.gov, refreshed September 27, 2026.
Where the price is heading
Typical asking price for a 2006 Porsche Boxster over the last 6 months — the market firmed $1,901 in that span.
May
Jun
Jul
Aug
Sep
Oct
Monthly price table
| Month | Typical price |
|---|---|
| May 2026 | $19,999 |
| June 2026 | $22,200 |
| July 2026 | $20,596 |
| August 2026 | $20,404 |
| September 2026 | $20,594 |
| October 2026 | $21,900 |
A little comparison goes a long way
About this comparison ↓What else could you drive?
Compare 2006 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 2005–2006) to the 2006 Porsche Boxster in this catalog, the 2006 Lexus SC has the lowest median asking price ($18,795, 36 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
2006 Porsche Boxster
All trims · United States
$22,200Comparison catalog median · 26 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%: $18,500–$28,299
Explore this model’s prices →Photo: Base · 63,420 mi · view VIN
Explore the alternatives
Change trims, mileage or location →
$795 higher median
2006 Cadillac XLR
All trims
$22,995Median asking price · 30 qualifying listings
Middle 50%$17,995–$32,995
Find listings on VehiSales ↗Actual listing photo; individual equipment may differ.
$3,405 lower median
2006 Lexus SC
All trims
$18,795Median asking price · 36 qualifying listings
Middle 50%$14,000–$25,991
Find listings on VehiSales ↗Actual 430 RWD listing photo; individual equipment may differ.
$8,598 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.
Compare prices side by side
| Model / trim | Median | Middle 50% | Listings |
|---|---|---|---|
| 2006 Porsche Boxster All trims | $22,200 | $18,500–$28,299 | 26 |
| 2006 Chevrolet Corvette All trims | $27,212 | $23,698–$30,119 | 199 |
| 2006 Cadillac XLR All trims | $22,995 | $17,995–$32,995 | 30 |
| 2006 Lexus SC All trims | $18,795 | $14,000–$25,991 | 36 |
| 2005 Bentley Continental All trims | $30,798 | $25,000–$37,900 | 36 |
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.
