Mercedes-Benz SLK Mercedes-Benz SLK 2016 Porsche Boxster Porsche Boxster 2011

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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: $78,940

Mercedes-Benz SLK AMG SLK55   
Difference: $600

Calculate Payments

  Down Payment Interest Rate Term
Model Year20162011
ModelSLKBoxster
TrimAMG SLK55S Black Edition
Body2dr Hardtop conv.2dr Convertible
Base Price $72,600 $65,200
Premium 2 Package 3,050  
Premium 3 Package 1,295  
Wind blocker, small 350  
Metallic paint (extra cost) 720  
Adaptive Sports Seats   3,055
7-speed automated manual   3,660
Heated front seats   525
Obstacle detection, rear   530
Voice control for nav and audio   595
Dual-mode exhaust, switchable   2,810
Audio controls on steering wheel   125
Adaptive dampers - electrical   2,090
Premium 2 Package 2,837  
Premium 3 Package 1,204  
Wind blocker, small 326  
Metallic paint (extra cost) 670  
Adaptive Sports Seats   0
7-speed automated manual   0
Heated front seats   0
Obstacle detection, rear   451
Voice control for nav and audio   0
Dual-mode exhaust, switchable   0
Audio controls on steering wheel   0
Adaptive dampers - electrical   0
Options (change) 5,415 13,390
Options (change) 5,037 451
Destination 925 950
Total Price $78,940 $79,540

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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 AMG SLK55
Lowest Adjusted Invoice: Porsche Boxster S Black Edition
TrueDelta Adjusted Price Difference: $6,830
TrueDelta Adjusted Invoice Difference: $66,280
Model Year20162011
ModelSLKBoxster
TrimAMG SLK55S Black Edition
Body2dr Hardtop conv.2dr Convertible
Engine415hp V8320hp H6
TransmissionT7S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)19/28 MPG20/29 MPG
Audio (watts, speakers)500, 11325, 11
Tire (rear if not all the same)235/40-18235/35-19
Total Price$78,940$79,540
Adjustments for Features-6,2300
Feature-Adjusted Total Price$72,710$79,540

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Features Comparison: Mercedes-Benz SLK vs. Porsche Boxster

Model Year20162011
ModelSLKBoxster
TrimAMG SLK55S Black Edition
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $1200
RWD$0$0
Accessories 
Proximity key$250 
Remote app$25 
Remote window/roof operation$15 
Semi-automated parking system$500 
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 
Blind spot warning system$200 
Driver drowsiness monitor$150 
Knee airbag, driver$75 
Knee airbag, passenger$75 
Lane departure warning$200 
Obstacle detection, front$150 
Side curtain airbags$350 
Temporary spare tire$150 
Torque vectoring, brake-based$100 
Cargo Management 
Cargo net $40
Climate Control 
Dual-zone climate control$125 
Residual heat$50 
Water-repellent front-door glass $15
Engine / Motor 
Automatic start / stop$150 
Mid-engine configuration $0
Exterior 
Body kit$0 
Glass roof panel(s)$300 
Power convertible top $4000
Power retractable hardtop$6750 
Rear spoiler$200 
Retractable rear spoiler $400
Infotainment 
App support$0 
Bluetooth audio streaming$25 
DVD-Audio-compatible player $0
DVD-compatible player$0 
HD radio$50 
In-vehicle Internet$150 
Navigation map updates, three years$0 
Off-road navigation system $0
SD Card slot$25 
SMS text-to-speech reader$25 
Telematics service, such as OnStar, with navigation$225 
Traffic + travel information$25 
Traffic information $25
Instruments, Lights, and Mirrors 
Analog clock$25 
Auto-dimming headlights$200 
Auto-dimming passenger-side mirror $75
Automatic headlights$125 
Compass$0 
Cornering lights $50
Fog lights $125
Illuminated visor mirror, driver $50
Illuminated visor mirror, passenger $50
Mirror tilt-down in reverse$25 
Power-folding mirrors$50 
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 
Neck-level heating, front seats$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
Synthetic suede inserts in leather seating surfaces$0 
Suspension, Wheels, and Tires 
Sport suspension (upgrade)$0 
Total Value of Features$12,910$6,680
Value of Feature Adjustments$6,230$0
Value of Feature Adjustments-5,7990

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Specifications Comparison: Mercedes-Benz SLK vs. Porsche Boxster

Model Year20162011
ModelSLKBoxster
Body2dr Hardtop conv.2dr Convertible
Wheelbase95.7 in95.1 in
Length162.8 in172.1 in
Width71.5 in70.9 in
Height51.2 in50.9 in
Curb Weight3,528 lb.3,042 lb.
Fuel Capacity15.9 gal.16.9 gal.
Row 1 Headroom38.0 in38.4 in
Row 1 Shoulder Room52.2 in51.7 in
Row 1 Hip Room0.0 in53.4 in
Row 1 Legroom42.5 in41.6 in
Cargo Volume,
Minimum
6.4 ft39.9 ft3
Cargo Volume,
Maximum
10.1 ft39.9 ft3

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Option Package Details
Mercedes-Benz SLK AMG SLK55

Premium 2 Package
FeatureValueRequested?
Automatic climate control, front200Yes
Dual-zone climate control125No
Blind spot warning system200No
DVD-compatible player0No
Media drive15Yes
Traffic + travel information25Yes
SD Card slot25No
In-vehicle Internet150No
App support0No
Navigation map updates, three years0No
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested94065%
Total Not Requested50035%
Premium 3 Package
FeatureValueRequested?
Adaptive dampers - electrical500Yes
Lane departure warning system200No
Obstacle detection, front150No
Obstacle detection, rear250Yes
Parking guidance system - active500No
Total Requested75047%
Total Not Requested85053%

Option Package Details
Porsche Boxster S Black Edition

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 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
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Total Requested95070%
Total Not Requested40030%

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