Mercedes-Benz SLK Mercedes-Benz SLK 2006 Porsche Boxster Porsche Boxster 2010

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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: $68,580

Mercedes-Benz SLK SLK55 AMG   
Difference: $3,425

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062010
ModelSLKBoxster
TrimSLK55 AMGS
Body2dr Hardtop conv.2dr Convertible
Base Price $61,500 $58,000
Premium Package 1,470  
Lighting Package 990  
Metallic paint (extra cost) 690 710
Bluetooth cell phone link 925 695
Satellite radio 500 750
CD changer, remote 430  
Adaptive Sports Seats   3,055
Auto-dimming rearview mirror   690
Xenon HID headlights   1,560
7-speed automated manual   3,420
Floor mats   90
Heated front seats   510
Automatic climate control, front   550
CD changer, in-dash   650
Wind blocker, small   375
Premium Package 1,367  
Lighting Package 921  
Metallic paint (extra cost) 642 0
Bluetooth cell phone link 860 0
Satellite radio 465 0
CD changer, remote 400  
Adaptive Sports Seats   2,597
Auto-dimming rearview mirror   587
Xenon HID headlights   0
7-speed automated manual   0
Floor mats   0
Heated front seats   0
Automatic climate control, front   468
CD changer, in-dash   553
Wind blocker, small   319
Options (change) 5,005 13,055
Options (change) 4,655 4,524
Destination 775 950
Gas Tax 1,300 0
Total Price $68,580 $72,005

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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.

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TrueDelta Value Comparison: Mercedes-Benz SLK vs. Porsche Boxster

Lowest Adjusted Price: Mercedes-Benz SLK SLK55 AMG
Lowest Adjusted Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $6,055
TrueDelta Adjusted Invoice Difference: $56,000
Model Year20062010
ModelSLKBoxster
TrimSLK55 AMGS
Body2dr Hardtop conv.2dr Convertible
Engine355hp V8310hp H6
TransmissionT7S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)16/22 MPG20/29 MPG
Audio (watts, speakers)?, 9185, 7
Tire (rear if not all the same)225/40-18235/40-18
Total Price$68,580$72,005
Adjustments for Features-2,6300
Feature-Adjusted Total Price$65,950$72,005

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Features Comparison: Mercedes-Benz SLK vs. Porsche Boxster

Model Year20062010
ModelSLKBoxster
TrimSLK55 AMGS
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $1200
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
Tire-pressure monitor $75
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 
Audio controls on steering wheel$125 
CD changer, in-dash $325
CD changer, remote$200 
CD player$125 
Telematics service, such as OnStar$200 
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 
Aluminum trim$100 
Memory system, passenger seat$150 
Power 4-way lumbar adjuster, driver seat $150
Power seatback bolsters, driver seat $100
Power seatback bolsters, passenger seat $100
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
Synthetic suede inserts in leather seating surfaces$0 
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0 
Total Value of Features$10,010$7,380
Value of Feature Adjustments$2,630$0
Value of Feature Adjustments-2,4510

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Specifications Comparison: Mercedes-Benz SLK vs. Porsche Boxster

Model Year20062010
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 Weight3,420 lb.3,042 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 SLK55 AMG

Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers100Yes
Total Requested400100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50No
Total Requested55092%
Total Not Requested508%

Option Package Details
Porsche Boxster S

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%
7-speed automated manual
FeatureValueRequested?
7-speed automated manual0Yes
Steering-wheel-mounted transmission controls100Yes
Total Requested100100%
Total Not Requested00%
Adaptive Sports Seats
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
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 seat150No
Power fore-aft adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Total Requested80059%
Total Not Requested55041%

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