Porsche Boxster Porsche Boxster 2010 Mercedes-Benz SLS AMG Mercedes-Benz SLS AMG 2015

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Porsche Boxster vs. Mercedes-Benz SLS AMG 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 SLS AMG Invoice Comparison

Lowest Total Price: $89,710

Porsche Boxster S   
Difference: $158,395

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  Down Payment Interest Rate Term
Model Year20102015
ModelBoxsterSLS AMG
TrimSGT Final Edition
Body2dr Convertible2dr Convertible
Base Price $58,000 $228,080
Adaptive Sports Seats 3,055  
iPod integration 440  
Navigation system 3,110  
Xenon HID headlights 1,560  
Auto-dimming rearview mirror 690  
Metallic paint (extra cost) 710  
Heated front seats 510  
Voice control for nav and audio 595  
Satellite radio 750  
Bluetooth cell phone link 695  
CD changer, in-dash 650  
Traffic information 0  
Synthetic suede steering wheel 1,105  
Upholstered instrument panel, leather 2,025  
Limited-slip rear differential 950  
Obstacle detection, rear 530  
Automatic climate control, front 550  
Audio controls on steering wheel 990  
Floor mats 90  
Carbon fiber trim 890  
Adaptive dampers - electrical 1,990  
Ceramic brake rotors 8,150 12,500
Illuminated door sill trim plates 725  
Carbon fiber door sill trim plates   4,500
Adaptive Sports Seats 2,597  
iPod integration 0  
Navigation system 0  
Xenon HID headlights 0  
Auto-dimming rearview mirror 587  
Metallic paint (extra cost) 0  
Heated front seats 0  
Voice control for nav and audio 0  
Satellite radio 0  
Bluetooth cell phone link 0  
CD changer, in-dash 553  
Traffic information 0  
Synthetic suede steering wheel 0  
Upholstered instrument panel, leather 0  
Limited-slip rear differential 0  
Obstacle detection, rear 451  
Automatic climate control, front 468  
Audio controls on steering wheel 842  
Floor mats 0  
Carbon fiber trim 757  
Adaptive dampers - electrical 1,692  
Ceramic brake rotors 6,928 11,625
Illuminated door sill trim plates 616  
Carbon fiber door sill trim plates   4,185
Options (change) 30,760 17,000
Options (change) 15,491 15,810
Destination 950 925
Gas Tax 0 2,100
Total Price $89,710 $248,105

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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 SLS AMG dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Porsche Boxster vs. Mercedes-Benz SLS AMG

Lowest Adjusted Price and Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $154,045
TrueDelta Adjusted Invoice Difference: $210,459
Model Year20102015
ModelBoxsterSLS AMG
TrimSGT Final Edition
Body2dr Convertible2dr Convertible
Engine310hp H6583hp V8
TransmissionM6T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG
Audio (watts, speakers)185, 7?, 6
Tire (rear if not all the same)235/40-18265/35-19
Total Price$89,710$248,105
Adjustments for Features0-4,350
Feature-Adjusted Total Price$89,710$243,755

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Features Comparison: Porsche Boxster vs. Mercedes-Benz SLS AMG

Model Year20102015
ModelBoxsterSLS AMG
TrimSGT Final Edition
Body2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Proximity key $250
Remote window/roof operation $15
Tilt/telescoping steering wheel, manual$250 
Tilt/telescoping steering wheel, power $350
Brakes, Airbags, and Other Safety 
Blind spot warning system $200
Knee airbag, driver $75
Knee airbag, passenger $75
Obstacle detection, front $150
Rearview camera $200
Side curtain airbags $350
Cargo Management 
Storage compartment under front seat(s) $50
Climate Control 
Automatic air recirculation $100
Dual-zone climate control $125
Residual heat $50
Water-repellent front-door glass$15 
Wiper de-icer $25
Engine / Motor 
Mid-engine configuration$0 
Exterior 
Bright-finished fuel door $100
Carbon fiber front splitter spoiler $300
Carbon fiber hood $0
Carbon fiber wing-type rear spoiler $400
Painted brake calipers (optional) $0
Retractable rear spoiler$400 
Infotainment 
DVD-Audio-compatible player$0 
DVD-compatible player $0
HD radio $50
MP3-compatible player $50
Off-road navigation system$0 
SD Card slot $25
Telematics service, such as OnStar $200
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror$75 
Automatic headlights $125
Cornering lights $50
Fog lights$125 
Mirror tilt-down in reverse $25
Steering-linked headlights$150 
Turn signals on or near mirrors $25
Seats and Interior Trim 
Carbon fiber door sill trim plates $200
Illuminated door sill trim plates$200 
Memory system, passenger seat $150
Power 4-way lumbar adjuster, passenger seat $150
Power thigh bolsters, driver seat$100 
Power thigh bolsters, passenger seat$100 
Synthetic suede headliner $650
Synthetic suede inserts in leather seating surfaces $0
Suspension, Wheels, and Tires 
Alloy wheels$350 
Polished alloy wheels $350
Sport suspension (upgrade) $0
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$1,915$6,265
Value of Feature Adjustments$0$4,350
Value of Feature Adjustments0-4,049

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Specifications Comparison: Porsche Boxster vs. Mercedes-Benz SLS AMG

Model Year20102015
ModelBoxsterSLS AMG
Body2dr Convertible2dr Convertible
Wheelbase95.1 in105.5 in
Length172.1 in182.6 in
Width70.9 in76.3 in
Height50.9 in49.7 in
Curb Weight2,944 lb.3,793 lb.
Fuel Capacity16.9 gal.22.5 gal.
Row 1 Headroom38.4 in39.0 in
Row 1 Shoulder Room51.7 in58.4 in
Row 1 Hip Room53.4 in63.2 in
Row 1 Legroom41.6 in41.7 in
Cargo Volume9.9 ft36.1 ft3

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Option Package Details
Porsche Boxster S

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 buckets100No
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 Requested105078%
Total Not Requested30022%

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