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

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Porsche Boxster vs. Mercedes-Benz M-Class 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.

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

Lowest Total Price: $75,825

Porsche Boxster S   
Difference: $13,370

Lowest Total Invoice: $60,752

Porsche Boxster S   
Difference: $22,261

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082008
ModelBoxsterM-Class
TrimSML63 AMG
Body2dr Convertible4dr SUV
Base Price $55,700 $87,000
Base Invoice $43,512 $80,910
Preferred Package 2,190  
Xenon HID headlights 1,090  
Adaptive Sports Seats 3,055  
5-speed shiftable automatic 2,805  
Obstacle detection, rear 530 770
Illuminated door sill trim plates 725 550
Navigation system 3,110  
Wood trim 890  
Audio controls on steering wheel 990  
Automatic climate control, front 550  
Adaptive dampers - electrical 1,990  
CD changer, remote 650  
Metallic paint (extra cost) 690  
Preferred Package 1,862  
Xenon HID headlights 927  
Adaptive Sports Seats 2,597  
5-speed shiftable automatic 2,384  
Obstacle detection, rear 451 716
Illuminated door sill trim plates 616 512
Navigation system 2,644  
Wood trim 757  
Audio controls on steering wheel 842  
Automatic climate control, front 468  
Adaptive dampers - electrical 1,692  
CD changer, remote 553  
Metallic paint (extra cost) 587  
Options (change) 19,265 1,320
Options (change) 16,380 1,228
Destination 860 875
Total Price $75,825 $89,195
Total Invoice $60,752 $83,013

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

Dealer Price Quotes

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

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

Lowest Adjusted Price and Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $7,730
TrueDelta Adjusted Invoice Difference: $17,012
Model Year20082008
ModelBoxsterM-Class
TrimSML63 AMG
Body2dr Convertible4dr SUV
Engine295hp H6503hp V8
TransmissionT5T7
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)18/25 MPG11/14 MPG
Audio (watts, speakers)325, 11440, 12
Tire (rear if not all the same)235/40-18295/40-20
Total Price$75,825$89,195
Adjustments for Features0-5,640
Feature-Adjusted Total Price$75,825$83,555
Total Invoice$60,752$83,013
Adjustments for Features0-5,249
Feature-Adjusted Total Invoice$60,752$77,764

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

Model Year20082008
ModelBoxsterM-Class
TrimSML63 AMG
Body2dr Convertible4dr SUV
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
7-speed manually-shiftable automatic $1200
RWD$0 
AWD $1700
Accessories 
Power liftgate $350
Power rear side windows $200
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats $0
Brake assist $50
Hill descent control $250
Obstacle detection, front $150
Rear side airbags $300
Rearview camera $200
Roll bar$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 
Console with shifter$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 
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Bodyside moldings $75
Deep-tinted rear windows $275
Power convertible top$4000 
Rear bumper protector $40
Retractable rear spoiler$400 
Running boards $350
Sunroof $900
Wheel-lip moldings $75
Infotainment 
Aux input $50
Bluetooth cell phone link $100
MP3-compatible player $50
Rear seat audio controls $25
Satellite radio $200
Telematics service, such as OnStar $200
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75 
Automatic headlights $125
Chronometer $100
Cornering lights $50
Interior ambient lighting$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 
Center armrest(s), second row $50
Cooled or ventilated front seats $300
Folding second row seats $300
Memory system, passenger seat $150
No leather in second row$-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 
Power thigh bolsters, passenger seat$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$6,180$11,820
Value of Feature Adjustments$0$5,640
Value of Feature Adjustments0-5,249

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

Model Year20082008
ModelBoxsterM-Class
Body2dr Convertible4dr SUV
Wheelbase95.1 in114.7 in
Length170.4 in188.5 in
Width70.9 in75.2 in
Height51.0 in71.5 in
Curb Weight3,053 lb.5,093 lb.
Fuel Capacity17.0 gal.25.1 gal.
Row 1 Headroom38.4 in39.9 in
Row 1 Shoulder Room51.7 in59.9 in
Row 1 Hip Room53.4 in55.0 in
Row 1 Legroom41.6 in42.2 in
Row 2 Headroom0.0 in39.8 in
Row 2 Shoulder Room0.0 in59.8 in
Row 2 Legroom0.0 in40.0 in
Cargo Volume,
Minimum
9.9 ft329.4 ft3
Cargo Volume,
Maximum
9.972.4 ft3

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Option Package Details
Porsche Boxster S

Preferred Package
FeatureValueRequested?
Surround sound250Yes
Bose, 325W, 11 speakers (with subwoofer)350No
Heated front seats200Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Floor mats75Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested85067%
Total Not Requested42533%
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
Mercedes-Benz M-Class ML63 AMG

Obstacle detection, rear
FeatureValueRequested?
Obstacle detection, rear250Yes
Obstacle detection, front150No
Total Requested25063%
Total Not Requested15037%

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