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2009 Porsche Boxster Convertible

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2009 BMW M3 Sedan

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2009 BMW 1 Series 128i Coupe

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2009 Porsche 911 Carrera 4 Coupe

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When the "Highlight Vehicle Difference" option is activated, each vehicle feature or attribute that is different from the others in the comparison will be highlighted in green. If more than one vehicle in a particular category includes a differing feature or attribute nothing will be highlighted.

  • Pricing

    = Lowest Price
    MSRP and Invoice
    $46,600 Invoice N/A
    $54,850 Invoice $50,460
    $29,400 Invoice $27,050
    $82,500 Invoice N/A
    Estimated Market Price National Average
    N/A
    $51,524 Monthly Payments $1,075 *
    $27,601 Monthly Payments $576 *
    N/A
    ** Total Cost to Own 5 Year Average
    $73,688
    $79,934
    $47,230
    $103,598
    Rebates and Incentives
    Rebates N/A 1.9% for 24 months
    Rebates N/A 0.9% for 24 months
    Rebates N/A 2.9% for 24 months
    Rebates N/A 1.9% for 24 months

    * based on 20% down, 6.5% interest rate, 8% sales tax, 48 months

    ** national average over 5 years, 15,000 miles per year, and over 6 years experience

  • Quick Facts

    = Most Fuel Efficient
    Fuel Economy (city/hwy)
    19 / 27 mpg
    14 / 20 mpg
    18 / 28 mpg
    18 / 25 mpg
    Green Rating Learn more
    63
    50
    61
    60
    Standard Engine
    2.9L H6, 24 valves
    4.0L V8, 32 valves
    3.0L I6, 24 valves
    3.6L H6, 24 valves
    Horsepower @ RPM
    255 @ 6400
    414 @ 8300
    230 @ 6500
    345 @ 6500
    Transmission
    Manual 6 speed
    Manual 6 speed
    Manual 6 speed
    Manual 6 speed
    Basic Warranty (miles/months)
    50,000 / 48
    50,000 / 48
    50,000 / 48
    50,000 / 48
    Powertrain Warranty (miles/months)
    50,000 / 48
    50,000 / 48
    50,000 / 48
    50,000 / 48

  • Average User Ratings

    Overall Model Rating

    4.4 stars

    5 User Reviews

    4.9 stars

    17 User Reviews

    4.6 stars

    45 User Reviews

    5 stars

    1 User Reviews
    Overall Trim Rating

    5 stars

    3 User Reviews

    5 stars

    8 User Reviews

    4.9 stars

    8 User Reviews

    0 stars

    No Reviews

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Compare Porsche Boxster, compare BMW M3, compare BMW 1 Series, compare Porsche 911 Carrera 4 by price, gas mileage, warranty, safety, user ratings, reliability ratings, total cost to own, standard features and technical specifications. Compare vehicle photos side by side.

Certain specifications, prices and equipment data have been provided under license from R. L. Polk & Co. ("Polk"). © 2009 R. L. Polk & Co. All Rights Reserved. This information is supplied for personal use only and may not be used for any commercial purpose whatsoever without the express written consent of Polk. Polk makes no guarantee or warranty, either express or implied, including without limitation any warranty of merchantability or fitness for particular purpose, with respect to the data presented here. All specifications, prices and equipment are subject to change without notice.