Mercedes-Benz SLK Mercedes-Benz SLK 2006 Porsche 911 Porsche 911 2014

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

Join Us

Mercedes-Benz SLK vs. Porsche 911 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 911 Invoice Comparison

Lowest Total Price: $53,510

Mercedes-Benz SLK SLK280   
Difference: $54,425

Calculate Payments

  Down Payment Interest Rate Term
Model Year2006200620062014201420142014
ModelSLKSLKSLK911911911911
TrimSLK280SLK350SLK55 AMGCarreraCarrera STurboTurbo S
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Base Price $42,900 $46,950 $61,500 $96,200 $110,800 $160,700 $193,900
Premium Package 1,200 1,200 1,470        
Lighting Package 990 990 990        
Comfort Package 1,300 1,300          
Interior Trim Package 710 710          
Metallic paint (extra cost) 690 690 690 710 710    
Bluetooth cell phone link 925 925 925        
Navigation system 1,200 1,200          
Entertainment Package 1,700 1,700          
Heated front seats 690 690   690 690    
CD changer, remote 430 430 430        
Satellite radio     500        
Bose 555W 12 speakers       2,120 2,120    
Adaptive sport seats plus       3,825 3,825    
Auto-dimming mirrors       420 420    
Wood trim       1,770 1,770 1,990 0
Wood/leather-wrapped steering wheel       1,250 1,250 635 635
CD changer, in-dash           750 750
Premium Package 1,116 1,116 1,367        
Lighting Package 921 921 921        
Comfort Package 1,209 1,209          
Interior Trim Package 660 660          
Metallic paint (extra cost) 642 642 642 0 0    
Bluetooth cell phone link 860 860 860        
Navigation system 1,116 1,116          
Entertainment Package 1,581 1,581          
Heated front seats 642 642   0 0    
CD changer, remote 400 400 400        
Satellite radio     465        
Bose 555W 12 speakers       0 0    
Adaptive sport seats plus       0 0    
Auto-dimming mirrors       0 0    
Wood trim       0 0 0 0
Wood/leather-wrapped steering wheel       0 0 0 0
CD changer, in-dash           0 0
Options (change) 9,835 9,835 5,005 10,785 10,785 3,375 1,385
Options (change) 9,147 9,147 4,655 0 0 0 0
Destination 775 775 775 950 950 950 950
Gas Tax 0 0 1,300 0 0 0 0
Total Price $53,510 $57,560 $68,580 $107,935 $122,535 $165,025 $196,235

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 911 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 911

Lowest Adjusted Price: Mercedes-Benz SLK SLK280
Lowest Adjusted Invoice: Porsche 911 Turbo S
TrueDelta Adjusted Price Difference: $54,290
TrueDelta Adjusted Invoice Difference: $48,936
Model Year2006200620062014201420142014
ModelSLKSLKSLK911911911911
TrimSLK280SLK350SLK55 AMGCarreraCarrera STurboTurbo S
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Engine228hp V6268hp V6355hp V8350hp H6400hp H6520hp H6560hp H6
TransmissionM6M6T7M7M7S7S7
DrivetrainRWDRWDRWDRWDRWDAWDAWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)380, 11380, 11?, 9445, 12445, 12445, 12445, 12
Tire (rear if not all the same)205/55-16225/45-17225/40-18235/40-19245/35-20245/35-20245/35-20
Total Price$53,510$57,560$68,580$107,935$122,535$165,025$196,235
Adjustments for Features00-300-135-1,035-7,060-13,860
Feature-Adjusted Total Price$53,510$57,560$68,280$107,800$121,500$157,965$182,375
Cost Above Minimum$0$4,050$14,770$0$13,700$50,165$74,575

Return to top

Features Comparison: Mercedes-Benz SLK vs. Porsche 911

Model Year2006200620062014201420142014
ModelSLKSLKSLK911911911911
TrimSLK280SLK350SLK55 AMGCarreraCarrera STurboTurbo S
Body2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.2dr Convertible2dr Convertible2dr Convertible2dr Convertible
Transmission and Drivetrain 
6-speed manual$150$150     
7-speed manually-shiftable automatic  $1200    
7-speed manual   $300$300  
7-speed automated manual     $1200$1200
RWD$0$0$0$0$0  
AWD     $1700$1700
Accessories 
Heated steering wheel   $100$100$100$100
Wind blocker   $300$300$300$300
Wind blocker, small$100$100$100    
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests   $500$500$500$500
Ceramic brake rotors      $4000
Obstacle detection, front      $150
Obstacle detection, rear   $250$250$250$250
Side curtain airbags   $350$350$350$350
Tire-pressure monitor   $75$75$75$75
Torque vectoring, brake-based    $100$100$100
Climate Control 
Water-repellent front-door glass   $15$15$15$15
Drivetrain 
Electronically-variable engine mounts (performance-oriented)      $500
Limited-slip rear differential    $300$300$300
Engine / Motor 
Automatic start / stop   $150$150$150$150
Rear-engine configuration   $0$0$0$0
Regenerative braking   $0$0$0$0
Exterior 
Active front spoiler     $500$500
Active rear spoiler     $300$300
Body kit  $0    
Painted brake calipers (optional)    $0$0$0
Power convertible top   $4000$4000$4000$4000
Power retractable hardtop$6750$6750$6750    
Rear spoiler  $200    
Retractable rear spoiler   $400$400  
Tall rear wing-type spoiler     $500$500
Infotainment 
App support   $0$0$0$0
Aux input   $50$50$50$50
Bluetooth audio streaming   $25$25$25$25
CD changer, in-dash   $325$325$325$325
CD changer, remote$200$200$200    
CD player$125$125$125    
HD radio   $50$50$50$50
Media drive   $15$15$15$15
MP3-compatible player   $50$50$50$50
Navigation system$600$600 $600$600$600$600
Off-road navigation system   $0$0$0$0
Surround sound$250$250 $250$250$250$250
Telematics service, such as OnStar$200$200$200    
Traffic information   $25$25$25$25
Instruments, Lights, and Mirrors 
Analog clock$25$25$25    
Auto-dimming headlights      $200
Auto-dimming passenger-side mirror   $75$75$75$75
Boost gauge     $75$75
Chronometer      $100
Cornering lights$50$50$50  $50$50
Fog lights$125$125$125    
Headlight washers$50$50$50  $50$50
Illuminated visor mirror, driver   $50$50$50$50
Illuminated visor mirror, passenger   $50$50$50$50
LED headlights      $1000
Mirror tilt-down in reverse$25$25$25    
Performance meter      $150
Steering-linked headlights     $150$150
Turn signals on or near mirrors$25$25$25    
Visor mirror, driver$10$10$10    
Visor mirror, passenger$10$10$10    
Xenon HID headlights$500$500$500$500$500$500 
Seats and Interior Trim 
Aluminum trim  $100    
Folding second row seats w/o opening to trunk   $75$75$75$75
Leather-wrapped steering wheel  $150    
Memory system, passenger seat$150$150$150    
Power 4-way lumbar adjuster, driver seat   $150$150$150$150
Power 4-way lumbar adjuster, passenger seat   $150$150$150$150
Power seatback bolsters, driver seat   $100$100 $100
Power seatback bolsters, passenger seat   $100$100 $100
Power thigh bolsters, driver seat   $100$100 $100
Power thigh bolsters, passenger seat   $100$100 $100
Power thigh support length adjuster, driver seat   $100$100$100$100
Power thigh support length adjuster, passenger seat   $100$100$100$100
Synthetic suede inserts in leather seating surfaces  $0    
Upholstered instrument panel, leather     $1000$1000
Wood trim$300$300 $300$300$300$300
Wood/leather-wrapped steering wheel$150$150 $150$150$150$150
Suspension, Wheels, and Tires 
Active stabilizer bars      $500
Adaptive dampers - electrical    $500$500$500
Electronic systems calibration selector      $200
Rear wheel steering     $1500$1500
Sport suspension (upgrade)  $0    
Transmission 
Launch control      $100
Steering-wheel-mounted transmission controls  $100  $100$100
Total Value of Features$9,795$9,795$10,095$9,930$10,830$16,855$23,655
Value of Feature Adjustments$0$0$300$135$1,035$7,060$13,860
Value of Feature Adjustments00-280-1-8-41-67

Return to top

Specifications Comparison: Mercedes-Benz SLK vs. Porsche 911

Model Year20062014
ModelSLK911
Body2dr Hardtop conv.2dr Convertible
Wheelbase95.7 in96.5 in
Length160.7 in176.8 in
Width70.4 in71.2 in
Height51.0 in51.3 in
Curb Weight3,210 lb.3,198 lb.
Fuel Capacity18.5 gal.16.9 gal.
Row 1 Headroom37.9 in0.0 in
Row 1 Shoulder Room52.2 in0.0 in
Row 1 Hip Room54.6 in0.0 in
Row 1 Legroom42.5 in0.0 in
Cargo Volume,
Minimum
6.5 ft34.8 ft3
Cargo Volume,
Maximum
9.8 ft34.8 ft3

Return to top

Option Package Details
Mercedes-Benz SLK SLK280

Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers175Yes
Variable assist steering (optional)0No
Remote window/roof operation15Yes
Total Requested490100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
Comfort Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Mirror tilt-down in reverse25No
Total Requested112587%
Total Not Requested17513%
Interior Trim Package
FeatureValueRequested?
Wood trim300Yes
Wood/leather-wrapped steering wheel150Yes
Total Requested450100%
Total Not Requested00%
Entertainment Package
FeatureValueRequested?
Satellite radio200Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Total Requested45056%
Total Not Requested35044%

Option Package Details
Mercedes-Benz SLK SLK350

Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers175Yes
Variable assist steering (optional)0No
Remote window/roof operation15Yes
Total Requested490100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
Comfort Package
FeatureValueRequested?
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Power tilt adjuster, driver seat50Yes
Power recliner, driver seat100Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat50Yes
Auto-dimming driver-side mirror75Yes
Mirror tilt-down in reverse25No
Total Requested112587%
Total Not Requested17513%
Interior Trim Package
FeatureValueRequested?
Wood trim300Yes
Wood/leather-wrapped steering wheel0Yes
Total Requested300100%
Total Not Requested00%
Entertainment Package
FeatureValueRequested?
Satellite radio200Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Total Requested45056%
Total Not Requested35044%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Premium Package
FeatureValueRequested?
Automatic climate control, front200Yes
Universal garage door opener100Yes
Rain-sensing wipers175Yes
Total Requested475100%
Total Not Requested00%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%

Option Package Details
Porsche 911 Carrera

Bose, 445W, 12 speakers (with subwoofer)
FeatureValueRequested?
Bose, 445W, 12 speakers (with subwoofer)350No
CD changer, in-dash200Yes
Satellite radio200Yes
Surround sound250Yes
Traffic information25No
HD radio50No
App support0No
Total Requested65060%
Total Not Requested42540%
Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel150Yes
Audio controls on steering wheel125Yes
Heated steering wheel100No
Total Requested27573%
Total Not Requested10027%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
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 tilt adjuster, passenger seat100Yes
Total Requested80047%
Total Not Requested90053%
Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested22575%
Total Not Requested7525%

Option Package Details
Porsche 911 Carrera S

Bose, 445W, 12 speakers (with subwoofer)
FeatureValueRequested?
Bose, 445W, 12 speakers (with subwoofer)350No
CD changer, in-dash200Yes
Satellite radio200Yes
Surround sound250Yes
Traffic information25No
HD radio50No
App support0No
Total Requested65060%
Total Not Requested42540%
Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel150Yes
Audio controls on steering wheel125Yes
Heated steering wheel100No
Total Requested27573%
Total Not Requested10027%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver100No
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100No
Front sport buckets100Yes
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
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 tilt adjuster, passenger seat100Yes
Total Requested80047%
Total Not Requested90053%
Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested22575%
Total Not Requested7525%

Option Package Details
Porsche 911 Turbo

Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel150Yes
Audio controls on steering wheel125Yes
Heated steering wheel100No
Total Requested27573%
Total Not Requested10027%

Option Package Details
Porsche 911 Turbo S

Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel150Yes
Audio controls on steering wheel125Yes
Heated steering wheel100No
Total Requested27573%
Total Not Requested10027%

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.