Mercedes-Benz SL Mercedes-Benz SL 2008 Porsche Boxster Porsche Boxster 2012

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Mercedes-Benz SL 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 SL vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $76,545

Porsche Boxster S Black Edition   
Difference: $61,770

Calculate Payments

  Down Payment Interest Rate Term
Model Year20082012
ModelSLBoxster
TrimSL600S Black Edition
Body2dr Hardtop conv.2dr Convertible
Base Price $133,200 $65,200
Obstacle detection, rear 1,130 530
Voice control for nav and audio 510 595
Adaptive Sports Seats   3,055
CD changer, in-dash   650
Adaptive dampers - electrical   2,090
Heated front seats   525
Upholstered instrument panel, leather   2,025
Audio controls on steering wheel   125
Cooled or ventilated front seats   800
6-speed manual   0
Obstacle detection, rear 1,051 451
Voice control for nav and audio 474 0
Adaptive Sports Seats   0
CD changer, in-dash   0
Adaptive dampers - electrical   0
Heated front seats   0
Upholstered instrument panel, leather   0
Audio controls on steering wheel   0
Cooled or ventilated front seats   0
6-speed manual   0
Options (change) 1,640 10,395
Options (change) 1,525 451
Destination 875 950
Gas Tax 2,600 0
Total Price $138,315 $76,545

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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 Mercedes-Benz SL 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 SL vs. Porsche Boxster

Lowest Adjusted Price and Invoice: Porsche Boxster S Black Edition
TrueDelta Adjusted Price Difference: $51,950
TrueDelta Adjusted Invoice Difference: $118,325
Model Year20082012
ModelSLBoxster
TrimSL600S Black Edition
Body2dr Hardtop conv.2dr Convertible
Engine510hp V12320hp H6
TransmissionT5M6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)11/18 MPG19/26 MPG
Audio (watts, speakers)250, 8325, 11
Tire (rear if not all the same)255/40-18235/35-19
Total Price$138,315$76,545
Adjustments for Features-9,8200
Feature-Adjusted Total Price$128,495$76,545

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Features Comparison: Mercedes-Benz SL vs. Porsche Boxster

Model Year20082012
ModelSLBoxster
TrimSL600S Black Edition
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
5-speed manually-shiftable automatic$1000 
6-speed manual $150
RWD$0$0
Accessories 
Power trunk closer$350 
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 
Active or whiplash-reducing head restraints, front seats$0 
Auto-raising roll bars / headrests$500 
Knee airbag, driver$75 
Obstacle detection, front$150 
Roll bar $200
Temporary spare tire$150 
Cargo Management 
Air-conditioned storage compartment$50 
Cargo net $40
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 
Power convertible top $4000
Power retractable hardtop$6750 
Retractable rear spoiler $400
Infotainment 
Aux input $50
CD changer, in-dash $325
CD changer, remote$200 
CD player$125 
DVD-Audio-compatible player $0
Media drive $15
Off-road navigation system $0
Telematics service, such as OnStar$200 
Traffic information $25
USB port $25
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75
Automatic headlights$125 
Mirror tilt-down in reverse$25 
Steering-linked headlights $150
Turn signals on or near mirrors$25 
Seats and Interior Trim 
Leather-wrapped steering wheel $150
Memory system, passenger seat$150 
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 headliner$650 
Wood trim$300 
Wood/leather-wrapped steering wheel$150 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000 
Total Value of Features$16,390$6,570
Value of Feature Adjustments$9,820$0
Value of Feature Adjustments-9,1500

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Specifications Comparison: Mercedes-Benz SL vs. Porsche Boxster

Model Year20082012
ModelSLBoxster
Body2dr Hardtop conv.2dr Convertible
Wheelbase100.8 in95.1 in
Length178.5 in172.1 in
Width71.5 in70.9 in
Height51.0 in50.9 in
Curb Weight4,455 lb.2,987 lb.
Fuel Capacity21.1 gal.16.9 gal.
Row 1 Headroom37.7 in38.4 in
Row 1 Shoulder Room54.0 in51.7 in
Row 1 Hip Room53.9 in53.4 in
Row 1 Legroom42.9 in41.6 in
Cargo Volume,
Minimum
7.3 ft39.9 ft3
Cargo Volume,
Maximum
10.2 ft39.9 ft3

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Option Package Details
Porsche Boxster S Black Edition

Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000Yes
Leather upholstery, extended coverage0No
Total Requested1000100%
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%

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