Porsche 911 Porsche 911 2016 Mercedes-Benz SLK Mercedes-Benz SLK 2008

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

Join Us

Porsche 911 vs. Mercedes-Benz SLK 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.

Porsche 911 vs. Mercedes-Benz SLK Invoice Comparison

Lowest Total Price: $55,765

Mercedes-Benz SLK SLK280   
Difference: $54,185

Calculate Payments

  Down Payment Interest Rate Term
Model Year20162016201620162016200820082008
Model911911911911911SLKSLKSLK
TrimCarreraCarrera SCarrera GTSTurboTurbo SSLK280SLK350SLK55 AMG
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Base Price $96,200 $110,800 $126,100 $163,000 $194,600 $44,150 $49,450 $63,200
Adaptive sport seats plus 3,825 3,825            
Bose 555W 12 speakers 2,120 2,120 2,120          
Premium Package Plus 2,330 2,330 4,470          
Body kit 750 750 750 750 750      
Wood/leather-wrapped steering wheel 1,250 1,250   635 635      
Wood trim 1,770 1,770   1,990 0      
Metallic paint (extra cost) 710 710 710     710 710 710
Audio controls on steering wheel     165          
Interior ambient lighting       510 510      
CD changer, in-dash       750 750      
Premium II Package           3,995 3,995 1,410
Appearance Package           1,300 1,000  
Heating Package           980 980  
Lighting Package           1,010 1,010 1,010
CD changer, remote           450 450 450
Navigation system           1,200 1,200 1,200
Automatic climate control, front           720 720 720
iPod integration           375 375 375
Adaptive sport seats plus 0 0            
Bose 555W 12 speakers 0 0 0          
Premium Package Plus 0 0 0          
Body kit 0 0 0 0 0      
Wood/leather-wrapped steering wheel 0 0   0 0      
Wood trim 0 0   0 0      
Metallic paint (extra cost) 0 0 0     659 659 659
Audio controls on steering wheel     0          
Interior ambient lighting       0 0      
CD changer, in-dash       0 0      
Premium II Package           3,715 3,715 1,311
Appearance Package           1,209 930  
Heating Package           911 911  
Lighting Package           939 939 939
CD changer, remote           418 418 418
Navigation system           1,116 1,116 1,116
Automatic climate control, front           670 670 670
iPod integration           349 349 349
Options (change) 12,755 12,755 8,215 4,635 2,645 10,740 10,440 5,875
Options (change) 0 0 0 0 0 9,986 9,707 5,462
Destination 995 995 995 995 995 875 875 875
Gas Tax 0 0 0 0 0 0 0 1,300
Total Price $109,950 $124,550 $135,310 $168,630 $198,240 $55,765 $60,765 $71,250

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 Porsche 911 dealer quotes or Mercedes-Benz SLK 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: Porsche 911 vs. Mercedes-Benz SLK

Lowest Adjusted Price: Mercedes-Benz SLK SLK280
Lowest Adjusted Invoice: Porsche 911 Turbo S
TrueDelta Adjusted Price Difference: $53,650
TrueDelta Adjusted Invoice Difference: $50,994
Model Year20162016201620162016200820082008
Model911911911911911SLKSLKSLK
TrimCarreraCarrera SCarrera GTSTurboTurbo SSLK280SLK350SLK55 AMG
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Engine350hp H6400hp H6430hp H6520hp H6560hp H6228hp V6268hp V6355hp V8
TransmissionM7M7M7S7S7M6T7T7
DrivetrainRWDRWDRWDAWDAWDRWDRWDRWD
EPA Fuel Economy (city/highway)/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG/ MPG
Audio (watts, speakers)445, 12445, 12445, 12445, 12445, 12380, 11380, 11380, 11
Tire (rear if not all the same)235/40-19245/35-20245/35-20245/35-20245/35-20225/45-17225/45-17225/40-18
Total Price$109,950$124,550$135,310$168,630$198,240$55,765$60,765$71,250
Adjustments for Features-535-1,435-2,385-6,660-13,4600-1,050-1,000
Feature-Adjusted Total Price$109,415$123,115$132,925$161,970$184,780$55,765$59,715$70,250
Cost Above Minimum$0$13,700$23,510$52,555$75,365$0$3,950$14,485

Return to top

Features Comparison: Porsche 911 vs. Mercedes-Benz SLK

Model Year20162016201620162016200820082008
Model911911911911911SLKSLKSLK
TrimCarreraCarrera SCarrera GTSTurboTurbo SSLK280SLK350SLK55 AMG
Body2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Convertible2dr Hardtop conv.2dr Hardtop conv.2dr Hardtop conv.
Transmission and Drivetrain 
7-speed manual$300$300$300     
7-speed automated manual   $1200$1200   
6-speed manual     $150  
7-speed manually-shiftable automatic      $1200$1200
RWD$0$0$0  $0$0$0
AWD   $1700$1700   
Accessories 
Heated steering wheel$100$100 $100$100   
Proximity key$250$250$250     
Wind blocker$300$300$300$300$300   
Wind blocker, small     $100$100$100
Brakes, Airbags, and Other Safety 
Auto-raising roll bars / headrests$500$500$500$500$500   
Ceramic brake rotors    $4000   
Obstacle detection, front    $150   
Obstacle detection, rear$250$250$250$250$250   
Side curtain airbags$350$350$350$350$350   
Temporary spare tire     $150$150$150
Torque vectoring, brake-based $100$100$100$100   
Climate Control 
Automatic air recirculation$100$100$100$100$100   
Water-repellent front-door glass$15$15$15$15$15   
Drivetrain 
Electronically-variable engine mounts (performance-oriented)  $500 $500   
Limited-slip rear differential $300$300$300$300   
Engine / Motor 
Automatic start / stop$150$150$150$150$150   
Dual-mode exhaust, switchable  $500     
Rear-engine configuration$0$0$0$0$0   
Regenerative braking$0$0$0$0$0   
Exterior 
Active front spoiler   $500$500   
Active rear spoiler   $300$300   
Black exterior trim (optional)  $0     
Body kit$0$0$0$0$0  $0
Painted brake calipers (optional) $0$0$0$0   
Power convertible top$4000$4000$4000$4000$4000   
Power retractable hardtop     $6750$6750$6750
Rear spoiler       $200
Retractable rear spoiler$400$400$400     
Tall rear wing-type spoiler   $500$500   
Infotainment 
App support$0$0$0$0$0   
Bluetooth audio streaming$25$25$25$25$25   
CD changer, in-dash$325$325$325$325$325   
CD changer, remote     $200$200$200
CD player     $125$125$125
DVD-Audio-compatible player$0$0$0$0$0   
HD radio$50$50$50$50$50   
iPod integration     $100$100$100
Media drive$15$15$15$15$15   
MP3-compatible player$50$50$50$50$50   
Off-road navigation system$0$0$0$0$0   
Telematics service, such as OnStar     $200$200$200
Traffic + travel information   $25$25   
Traffic information$25$25$25     
USB port$25$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$75   
Boost gauge   $75$75   
Chronometer  $100 $100   
Fog lights     $125$125$125
Illuminated visor mirror, driver$50$50$50$50$50   
Illuminated visor mirror, passenger$50$50$50$50$50   
LED headlights    $1000   
Mirror tilt-down in reverse     $25$25$25
Performance meter  $150 $150   
Steering-linked headlights$150$150$150$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$500
Seats and Interior Trim 
Aluminum trim  $100    $100
Cooled or ventilated front seats$300$300      
Folding second row seats w/o opening to trunk$75$75$75$75$75   
Leather door panel trim$250$250 $250$250$250$250$250
Leather-wrapped steering wheel  $150    $150
Memory system, passenger seat     $150$150$150
Neck-level heating, front seats     $150$150 
No leather in second row     $-300$-300$-300
Power seatback bolsters, driver seat$100$100$100 $100   
Power seatback bolsters, passenger seat$100$100$100 $100   
Power thigh bolsters, driver seat$100$100$100 $100   
Power thigh bolsters, passenger seat$100$100$100 $100   
Power thigh support length adjuster, driver seat$100$100$100$100$100   
Power thigh support length adjuster, passenger seat$100$100$100$100$100   
Synthetic suede door panel trim  $250     
Synthetic suede inserts in leather seating surfaces  $0    $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$500   
Electronic systems calibration selector  $200 $200   
Rear wheel steering   $1500$1500   
Sport suspension (upgrade)       $0
Wheels, dark finish  $0     
Transmission 
Launch control  $100 $100   
Steering-wheel-mounted transmission controls   $100$100  $100
Total Value of Features$9,730$10,630$11,580$15,855$22,655$9,195$10,245$10,195
Value of Feature Adjustments$535$1,435$2,385$6,660$13,460$0$1,050$1,000
Value of Feature Adjustments-5-11-18-39-680-978-932

Return to top

Specifications Comparison: Porsche 911 vs. Mercedes-Benz SLK

Model Year20162008
Model911SLK
Body2dr Convertible2dr Hardtop conv.
Wheelbase96.5 in95.7 in
Length176.8 in160.7 in
Width71.2 in70.4 in
Height51.3 in51.0 in
Curb Weight3,198 lb.3,210 lb.
Fuel Capacity16.9 gal.18.5 gal.
Row 1 Headroom0.0 in37.9 in
Row 1 Shoulder Room0.0 in52.2 in
Row 1 Hip Room0.0 in54.6 in
Row 1 Legroom0.0 in42.5 in
Cargo Volume,
Minimum
4.8 ft36.5 ft3
Cargo Volume,
Maximum
4.89.8 ft3

Return to top

Option Package Details
Porsche 911 Carrera

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
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 seat150Yes
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
Total Requested110065%
Total Not Requested60035%
Premium Package Plus
FeatureValueRequested?
Cooled or ventilated front seats300No
Proximity key250No
Interior ambient lighting150Yes
Heated front seats200Yes
Steering-linked headlights150No
Headlight washers50Yes
Cornering lights50Yes
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested167563%
Total Not Requested97537%

Option Package Details
Porsche 911 Carrera S

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
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 seat150Yes
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
Total Requested110065%
Total Not Requested60035%
Premium Package Plus
FeatureValueRequested?
Cooled or ventilated front seats300No
Proximity key250No
Interior ambient lighting150Yes
Heated front seats200Yes
Steering-linked headlights150No
Headlight washers50Yes
Cornering lights50Yes
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested167563%
Total Not Requested97537%

Option Package Details
Porsche 911 Carrera GTS

Premium Package Plus
FeatureValueRequested?
Proximity key250No
Interior ambient lighting150Yes
Heated front seats200Yes
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 tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100No
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100No
Memory system, driver seat200Yes
Power tilt adjuster, passenger seat100Yes
Auto-dimming rearview mirror150Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested157563%
Total Not Requested92537%

Option Package Details
Mercedes-Benz SLK SLK280

Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Power recliner, driver seat100Yes
Interior ambient lighting150Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Tilt/telescoping steering wheel, power100Yes
Power tilt adjuster, passenger seat50Yes
Power fore-aft adjuster, driver seat100Yes
Auto-dimming driver-side mirror75Yes
Power height adjuster, driver seat50Yes
Remote window/roof operation15Yes
Power tilt adjuster, driver seat50Yes
Mirror tilt-down in reverse25No
Total Requested246582%
Total Not Requested52518%
Appearance Package
FeatureValueRequested?
Wood trim300Yes
225/45ZR17 tires200No
Wood/leather-wrapped steering wheel150Yes
245/40ZR17 tires200No
Total Requested45053%
Total Not Requested40047%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SLK SLK350

Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Power recliner, driver seat100Yes
Interior ambient lighting150Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power recliner, passenger seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Universal garage door opener100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers175Yes
Memory system, driver seat200Yes
Memory system, passenger seat150No
Satellite radio200Yes
Power height adjuster, passenger seat50Yes
Tilt/telescoping steering wheel, power100Yes
Power tilt adjuster, passenger seat50Yes
Power fore-aft adjuster, driver seat100Yes
Auto-dimming driver-side mirror75Yes
Power height adjuster, driver seat50Yes
Remote window/roof operation15Yes
Power tilt adjuster, driver seat50Yes
Mirror tilt-down in reverse25No
Total Requested246582%
Total Not Requested52518%
Appearance Package
FeatureValueRequested?
Wood trim300Yes
225/45ZR17 tires200No
Wood/leather-wrapped steering wheel150Yes
245/40ZR17 tires200No
Total Requested45053%
Total Not Requested40047%
Heating Package
FeatureValueRequested?
Heated front seats200Yes
Neck-level heating, front seats150No
Total Requested20057%
Total Not Requested15043%
Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SLK SLK55 AMG

Lighting Package
FeatureValueRequested?
Xenon HID headlights500Yes
Headlight washers50Yes
Cornering lights50Yes
Total Requested600100%
Total Not Requested00%
Premium II Package
FeatureValueRequested?
Bluetooth cell phone link100Yes
Surround sound250Yes
Harman/Kardon, 380W, 11 speakers (with subwoofer)350No
Aux input50Yes
Total Requested40053%
Total Not Requested35047%

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 Coupes and Convertibles.
See TrueDelta's information for all Porsche models.