Mercedes-Benz SLK Mercedes-Benz SLK 2011 Porsche Boxster Porsche Boxster 2009

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Mercedes-Benz SLK 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 SLK vs. Porsche Boxster Invoice Comparison

Lowest Total Price: $62,055

Porsche Boxster   
Difference: $2,170

Calculate Payments

  Down Payment Interest Rate Term
Model Year20112009
ModelSLKBoxster
TrimSLK350Base
Body2dr Hardtop conv.2dr Convertible
Base Price $53,300 $46,600
Premium 1 Package 2,590  
Multimedia Package 2,890  
Wood trim 690 890
Upgraded leather upholstery 630  
Lighting Package 1,070  
Metallic paint (extra cost) 720 710
Automatic climate control, front 760 550
Illuminated door sill trim plates 700 725
Power Seat Package   1,550
Auto-dimming rearview mirror   690
Xenon HID headlights   1,560
iPod integration   440
Navigation system   3,110
Floor mats   90
Voice control for nav and audio   595
CD changer, in-dash   650
Bluetooth cell phone link   695
Satellite radio   750
Wood/leather-wrapped steering wheel   1,125
6-speed manual   0
Wind blocker, small   375
Premium 1 Package 2,409  
Multimedia Package 2,688  
Wood trim 642 757
Upgraded leather upholstery 586  
Lighting Package 995  
Metallic paint (extra cost) 670 0
Automatic climate control, front 707 468
Illuminated door sill trim plates 651 616
Power Seat Package   1,318
Auto-dimming rearview mirror   587
Xenon HID headlights   0
iPod integration   0
Navigation system   0
Floor mats   0
Voice control for nav and audio   0
CD changer, in-dash   553
Bluetooth cell phone link   0
Satellite radio   0
Wood/leather-wrapped steering wheel   0
6-speed manual   0
Wind blocker, small   319
Options (change) 10,050 14,505
Options (change) 9,348 4,618
Destination 875 950
Total Price $64,225 $62,055

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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 SLK 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 SLK vs. Porsche Boxster

Lowest Adjusted Price: Mercedes-Benz SLK SLK350
Lowest Adjusted Invoice: Porsche Boxster
TrueDelta Adjusted Price Difference: $2,360
TrueDelta Adjusted Invoice Difference: $50,007
Model Year20112009
ModelSLKBoxster
TrimSLK350Base
Body2dr Hardtop conv.2dr Convertible
Engine300hp V6255hp H6
TransmissionT7M6
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)18/26 MPG19/27 MPG
Audio (watts, speakers)?, 950, 4
Tire (rear if not all the same)225/40-18205/55-17
Total Price$64,225$62,055
Adjustments for Features-4,5300
Feature-Adjusted Total Price$59,695$62,055

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Features Comparison: Mercedes-Benz SLK vs. Porsche Boxster

Model Year20112009
ModelSLKBoxster
TrimSLK350Base
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
6-speed manual $150
RWD$0$0
Accessories 
Remote window/roof operation$15 
Tilt/telescoping steering wheel, manual $250
Tilt/telescoping steering wheel, power$350 
Brakes, Airbags, and Other Safety 
Knee airbag, driver$75 
Knee airbag, passenger$75 
Roll bar $200
Temporary spare tire$150 
Cargo Management 
Cargo net $40
Climate Control 
Dual-zone climate control$125 
Residual heat$50 
Water-repellent front-door glass $15
Engine / Motor 
Mid-engine configuration $0
Exterior 
Body kit$0 
Power convertible top $4000
Power retractable hardtop$6750 
Rear spoiler$200 
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 
Traffic information$25 
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming passenger-side mirror $75
Automatic headlights$125 
Cornering lights$50 
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Mirror tilt-down in reverse$25 
Steering-linked headlights $150
Turn signals on or near mirrors$25 
Visor mirror, driver$10 
Visor mirror, passenger$10 
Seats and Interior Trim 
Memory system, passenger seat$150 
Power 4-way lumbar adjuster, passenger seat$150 
Total Value of Features$9,910$5,380
Value of Feature Adjustments$4,530$0
Value of Feature Adjustments-4,2170

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Specifications Comparison: Mercedes-Benz SLK vs. Porsche Boxster

Model Year20112009
ModelSLKBoxster
Body2dr Hardtop conv.2dr Convertible
Wheelbase95.7 in95.1 in
Length160.7 in172.1 in
Width70.4 in70.9 in
Height51.0 in50.9 in
Curb Weight3,295 lb.2,943 lb.
Fuel Capacity18.5 gal.16.9 gal.
Row 1 Headroom37.9 in38.4 in
Row 1 Shoulder Room52.2 in51.7 in
Row 1 Hip Room54.6 in53.4 in
Row 1 Legroom42.5 in41.6 in
Cargo Volume,
Minimum
6.5 ft39.9 ft3
Cargo Volume,
Maximum
9.8 ft39.9 ft3

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Option Package Details
Mercedes-Benz SLK SLK350

Premium 1 Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100No
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150No
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Remote window/roof operation15No
Mirror tilt-down in reverse25No
Interior ambient lighting150Yes
iPod integration100Yes
Total Requested162579%
Total Not Requested44021%
Multimedia Package
FeatureValueRequested?
Navigation system600Yes
Satellite radio200Yes
DVD-compatible player0No
Voice control for nav and audio100Yes
Traffic information25No
HD radio50No
Media drive, large15Yes
SD Card slot25No
Total Requested91590%
Total Not Requested10010%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%

Option Package Details
Porsche Boxster

Auto-dimming rearview mirror
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers25Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested25077%
Total Not Requested7523%
Xenon HID headlights
FeatureValueRequested?
Xenon HID headlights500Yes
Steering-linked headlights150No
Headlight washers50Yes
Total Requested55079%
Total Not Requested15021%
iPod integration
FeatureValueRequested?
iPod integration100Yes
Aux input50Yes
Media drive, large15Yes
Total Requested165100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
DVD-Audio-compatible player0Yes
Off-road navigation system0No
Total Requested600100%
Total Not Requested00%
Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel150Yes
Audio controls on steering wheel125Yes
Total Requested275100%
Total Not Requested00%
Power Seat Package
FeatureValueRequested?
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 Requested850100%
Total Not Requested00%

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