Mercedes-Benz M-Class Mercedes-Benz M-Class 2009 Porsche Boxster Porsche Boxster 2008

We are 103,000+ car owners sharing real-world car information.

Join Us

Mercedes-Benz M-Class vs. Porsche Boxster Price Comparison (MSRP)

The sticker prices, before adjusting for remaining feature differences. Usually these are the numbers you will see on the window stickers.

Models in short supply often sell at or even above these prices.

Mercedes-Benz M-Class vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $62,585

Porsche Boxster   
Difference: $28,960

Lowest Total Invoice: $54,324

Porsche Boxster   
Difference: $30,874

Calculate Payments

  Down Payment Interest Rate Term
Model Year200920082008
ModelM-ClassBoxsterBoxster
TrimML63 AMGBaseS
Body4dr SUV2dr Convertible2dr Convertible
Base Price $90,100 $45,800 $55,700
Base Invoice $83,793 $39,923 $43,512
Illuminated door sill trim plates 570 725 725
Adaptive Sports Seats   3,055 3,055
Auto-dimming rearview mirror   690 690
Xenon HID headlights   1,090 1,090
Metallic paint (extra cost)   690 690
Floor mats   115 115
Heated front seats   480 480
Obstacle detection, rear   530 530
Automatic climate control, front   550 550
Wood trim   890 890
Carbon fiber / leather-wrapped steering wheel   1,360 1,360
Adaptive dampers - electrical   1,990 1,990
Navigation system   3,110 3,110
CD changer, remote   650 650
Illuminated door sill trim plates 530 616 616
Adaptive Sports Seats   2,597 2,597
Auto-dimming rearview mirror   587 587
Xenon HID headlights   927 927
Metallic paint (extra cost)   587 587
Floor mats   98 98
Heated front seats   408 408
Obstacle detection, rear   451 451
Automatic climate control, front   468 468
Wood trim   757 757
Carbon fiber / leather-wrapped steering wheel   1,156 1,156
Adaptive dampers - electrical   1,692 1,692
Navigation system   2,644 2,644
CD changer, remote   553 553
Options (change) 570 15,925 15,925
Options (change) 530 13,541 13,541
Destination 875 860 860
Total Price $91,545 $62,585 $72,485
Total Invoice $85,198 $54,324 $57,913

Return to top

While we strive for accuracy, the site is not error-free, and prices can change at any time.

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

Request free, no-obligation Mercedes-Benz M-Class dealer quotes or Porsche Boxster dealer quotes from dealers using our car quote form.

The process is easy and takes just a minute or two. You'll receive price quotes from local approved dealers within 48 hours.

TrueDelta Value Comparison: Mercedes-Benz M-Class vs. Porsche Boxster

Lowest Adjusted Price and Invoice: Porsche Boxster
TrueDelta Adjusted Price Difference: $21,430
TrueDelta Adjusted Invoice Difference: $23,866
Model Year200920082008
ModelM-ClassBoxsterBoxster
TrimML63 AMGBaseS
Body4dr SUV2dr Convertible2dr Convertible
Engine503hp V8245hp H6295hp H6
TransmissionT7M5M6
DrivetrainAWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG
Audio (watts, speakers)440, 1250, 4230, 7
Tire (rear if not all the same)295/40-20205/55-17235/40-18
Total Price$91,545$62,585$72,485
Adjustments for Features-7,5300-150
Feature-Adjusted Total Price$84,015$62,585$72,335
Cost Above Minimum$0$0$9,750
Total Invoice$85,198$54,324$57,913
Adjustments for Features-7,0080-120
Feature-Adjusted Total Invoice$78,190$54,324$57,793
Cost Above Minimum$0$0$3,469

Return to top

Features Comparison: Mercedes-Benz M-Class vs. Porsche Boxster

Model Year200920082008
ModelM-ClassBoxsterBoxster
TrimML63 AMGBaseS
Body4dr SUV2dr Convertible2dr Convertible
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200  
5-speed manual $0 
6-speed manual  $150
AWD$1700  
RWD $0$0
Accessories 
AC power outlet$100  
Power liftgate$350  
Power rear side windows$200  
Proximity key$250  
Remote window/roof operation$15  
Tilt/telescoping steering wheel, manual $250$250
Tilt/telescoping steering wheel, power$350  
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0  
Brake assist$50  
Brake- or yaw-sensor-initiated collision preparation system$0  
Hill descent control$250  
Obstacle detection, front$150  
Rear side airbags$300  
Rearview camera$200  
Roll bar $200$200
Rollover sensor$50  
Side curtain airbags$350  
Temporary spare tire$150  
Trailer sway control$25  
Cargo Management 
Cargo area partition net$40  
Cargo area rails w/tie downs$50  
Cargo cover$75  
Cargo net $40$40
Console with shifter $150$150
Console without shifter$150  
Roof rails$250  
Climate Control 
Automatic air recirculation$100  
Dual-zone climate control$125  
Rear air vents with automatic controls$250  
Rear wiper$175  
Residual heat$50  
Water-repellent front-door glass $15$15
Engine / Motor 
Mid-engine configuration $0$0
Exterior 
Bodyside moldings$75  
Deep-tinted rear windows$275  
Power convertible top $4000$4000
Rear bumper protector$40  
Retractable rear spoiler $400$400
Running boards$350  
Sunroof$900  
Wheel-lip moldings$75  
Infotainment 
Aux input$50  
Bluetooth cell phone link$100  
CD changer, in-dash$325  
CD changer, remote $200$200
CD player $125$125
DVD-compatible player$0  
HD radio$50  
iPod integration$100  
Media drive$15  
MP3-compatible player$50  
Satellite radio$200  
SD Card slot$25  
Surround sound$250  
Telematics service, such as OnStar$200  
Traffic information$25  
Voice control for nav and audio$100  
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75$75
Automatic headlights$125  
Chronometer$100  
Compass$0  
Cornering lights$50  
Interior ambient lighting $150$150
Mirror tilt-down in reverse$25  
Power-folding mirrors$50  
Steering-linked headlights$150  
Turn signals on or near mirrors$25  
Seats and Interior Trim 
Carbon fiber / leather-wrapped steering wheel $150$150
Center armrest(s), second row$50  
Cooled or ventilated front seats$300  
Folding second row seats$300  
Leather-wrapped steering wheel$150  
Memory system, passenger seat$150  
No leather in second row $-300$-300
Power 4-way lumbar adjuster, passenger seat$150  
Power headrest height adjuster, driver seat$50  
Power headrest height adjuster, passenger seat$50  
Power thigh bolsters, driver seat $100$100
Power thigh bolsters, passenger seat $100$100
Power thigh support length adjuster, driver seat$100  
Power thigh support length adjuster, passenger seat$100  
Synthetic suede inserts in leather seating surfaces$0  
Suspension, Wheels, and Tires 
Air suspension, auto-leveling and height adjustable$1000  
Sport suspension (upgrade)$0  
Transmission 
Steering-wheel-mounted transmission controls$100  
Total Value of Features$13,185$5,655$5,805
Value of Feature Adjustments$7,530$0$150
Value of Feature Adjustments-7,0080-120

Return to top

Specifications Comparison: Mercedes-Benz M-Class vs. Porsche Boxster

Model Year20092008
ModelM-ClassBoxster
Body4dr SUV2dr Convertible
Wheelbase114.7 in95.1 in
Length188.5 in170.4 in
Width75.2 in70.9 in
Height70.1 in51.0 in
Curb Weight4,706 lb.2,856 lb.
Fuel Capacity25.1 gal.17.0 gal.
Row 1 Headroom39.9 in38.4 in
Row 1 Shoulder Room59.9 in51.7 in
Row 1 Hip Room55.9 in53.4 in
Row 1 Legroom42.2 in41.6 in
Row 2 Headroom39.8 in0.0 in
Row 2 Shoulder Room59.8 in0.0 in
Row 2 Hip Room56.2 in0.0 in
Row 2 Legroom40.0 in0.0 in
Cargo Volume,
Minimum
29.4 ft39.9 ft3
Cargo Volume,
Maximum
72.4 ft39.9 ft3

Return to top

Option Package Details
Porsche Boxster

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested32581%
Total Not Requested7519%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested550100%
Total Not Requested00%
Carbon fiber / leather-wrapped steering wheel
FeatureValueRequested?
Carbon fiber / leather-wrapped steering wheel0No
Audio controls on steering wheel125Yes
Total Requested125100%
Total Not Requested00%
Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Front sport buckets100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested115085%
Total Not Requested20015%

Option Package Details
Porsche Boxster S

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested32581%
Total Not Requested7519%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Total Requested550100%
Total Not Requested00%
Carbon fiber / leather-wrapped steering wheel
FeatureValueRequested?
Carbon fiber / leather-wrapped steering wheel0No
Audio controls on steering wheel125Yes
Total Requested125100%
Total Not Requested00%
Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Front sport buckets100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested115085%
Total Not Requested20015%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all SUVs
See TrueDelta's information for all Mercedes-Benz models.