Mercedes-Benz SLK Mercedes-Benz SLK 2006 Porsche Boxster Porsche Boxster 2016

We are 103,000+ car owners sharing real-world car information.

Join Us

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: $9,070

Calculate Payments

  Down Payment Interest Rate Term
Model Year20062016
ModelSLKBoxster
TrimSLK55 AMGS
Body2dr Hardtop conv.2dr Convertible
Base Price $61,500 $63,900
Lighting Package 990  
Premium Package 1,470 1,170
Metallic paint (extra cost) 690 710
Bluetooth cell phone link 925  
Satellite radio 500 670
CD changer, remote 430  
Adaptive sport seats plus   3,825
7-speed automated manual   3,200
CD changer, in-dash   570
Audio controls on steering wheel   615
Aluminum trim   760
Sport suspension (upgrade)   1,235
Lighting Package 921  
Premium Package 1,367 0
Metallic paint (extra cost) 642 0
Bluetooth cell phone link 860  
Satellite radio 465 0
CD changer, remote 400  
Adaptive sport seats plus   0
7-speed automated manual   0
CD changer, in-dash   0
Audio controls on steering wheel   0
Aluminum trim   0
Sport suspension (upgrade)   0
Options (change) 5,005 12,755
Options (change) 4,655 0
Destination 775 995
Gas Tax 1,300 0
Total Price $68,580 $77,650

Return to top

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

Dealer Price Quotes

Want to find out how much dealers are willing to discount these cars?

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 SLK55 AMG
Lowest Adjusted Invoice: Porsche Boxster S
TrueDelta Adjusted Price Difference: $10,075
TrueDelta Adjusted Invoice Difference: $61,993
Model Year20062016
ModelSLKBoxster
TrimSLK55 AMGS
Body2dr Hardtop conv.2dr Convertible
Engine355hp V8315hp H6
TransmissionT7S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)16/22 MPG21/30 MPG
Audio (watts, speakers)?, 9185, 7
Tire (rear if not all the same)225/40-18235/40-19
Total Price$68,580$77,650
Adjustments for Features-1,0050
Feature-Adjusted Total Price$67,575$77,650

Return to top

Features Comparison: Mercedes-Benz SLK vs. Porsche Boxster

Model Year20062016
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 
Brakes, Airbags, and Other Safety 
Roll bar $200
Side curtain airbags $350
Tire-pressure monitor $75
Cargo Management 
Cargo net $40
Climate Control 
Water-repellent front-door glass $15
Engine / Motor 
Automatic start / stop $150
Mid-engine configuration $0
Regenerative braking $0
Exterior 
Body kit$0 
Painted brake calipers (optional) $0
Power convertible top $4000
Power retractable hardtop$6750 
Rear spoiler$200 
Retractable rear spoiler $400
Infotainment 
Aux input $50
Bluetooth audio streaming $25
CD changer, in-dash $325
CD changer, remote$200 
CD player$125 
MP3-compatible player $50
Telematics service, such as OnStar$200 
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming passenger-side mirror $75
Cornering lights$50 
Fog lights$125 
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, driver seat $150
Power 4-way lumbar adjuster, passenger 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
Power thigh support length adjuster, driver seat $100
Power thigh support length adjuster, passenger seat $100
Synthetic suede inserts in leather seating surfaces$0 
Total Value of Features$9,110$8,105
Value of Feature Adjustments$1,005$0
Value of Feature Adjustments-9370

Return to top

Specifications Comparison: Mercedes-Benz SLK vs. Porsche Boxster

Model Year20062016
ModelSLKBoxster
Body2dr Hardtop conv.2dr Convertible
Wheelbase95.7 in97.4 in
Length160.7 in172.2 in
Width70.4 in70.9 in
Height51.0 in50.5 in
Curb Weight3,420 lb.2,976 lb.
Fuel Capacity18.5 gal.16.9 gal.
Row 1 Headroom37.9 in38.6 in
Row 1 Shoulder Room52.2 in51.7 in
Row 1 Hip Room54.6 in53.4 in
Row 1 Legroom42.5 in42.6 in
Cargo Volume,
Minimum
6.5 ft39.9 ft3
Cargo Volume,
Maximum
9.8 ft39.9 ft3

Return to top

Option Package Details
Mercedes-Benz SLK SLK55 AMG

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

Option Package Details
Porsche Boxster S

7-speed automated manual
FeatureValueRequested?
7-speed automated manual0Yes
Steering-wheel-mounted transmission controls100Yes
Total Requested100100%
Total Not Requested00%
Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50Yes
Automatic air recirculation100No
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Steering-linked headlights150No
Headlight washers50Yes
Total Requested95075%
Total Not Requested32525%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150No
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150No
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Front sport buckets100Yes
Total Requested90050%
Total Not Requested90050%

Was this information useful?

We're glad we could help! Share this page:

We're so sorry! Tell us how we can improve it.

See TrueDelta's information for all Convertibles
See TrueDelta's information for all Mercedes-Benz models.