Mercedes-Benz SL Mercedes-Benz SL 2014 Porsche 911 Porsche 911 2017

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Mercedes-Benz SL 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 SL vs. Porsche 911 Invoice Comparison

Lowest Total Price: $172,215

Mercedes-Benz SL SL63 AMG   
Difference: $19,460

Lowest Total Invoice: $160,226

Mercedes-Benz SL SL63 AMG   
Difference: $11,434

Calculate Payments

  Down Payment Interest Rate Term
Model Year20142017
ModelSL911
TrimSL63 AMGTurbo
Body2dr Hardtop conv.2dr Convertible
Base Price $147,300 $171,500
Base Invoice $136,989 $154,350
AMG Performance Package 9,000  
Driver Assistance Package 2,950  
Performance meter 2,500  
Wood/leather-wrapped steering wheel 590 370
Wood trim 0 1,990
Ceramic brake rotors 8,950 9,210
Adaptive cruise control, all-speed   2,490
Interior ambient lighting   510
Blind spot warning system   850
Proximity key   1,090
Auto-dimming headlights   500
Cooled or ventilated front seats   840
Illuminated carbon fiber door sill trim plates   1,275
AMG Performance Package 8,370  
Driver Assistance Package 2,744  
Performance meter 2,325  
Wood/leather-wrapped steering wheel 549 315
Wood trim 0 1,692
Ceramic brake rotors 8,324 7,829
Adaptive cruise control, all-speed   2,117
Interior ambient lighting   434
Blind spot warning system   723
Proximity key   927
Auto-dimming headlights   425
Cooled or ventilated front seats   714
Illuminated carbon fiber door sill trim plates   1,084
Options (change) 23,990 19,125
Options (change) 22,312 16,260
Destination 925 1,050
Total Price $172,215 $191,675
Total Invoice $160,226 $171,660

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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 SL dealer quotes or Porsche 911 dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz SL vs. Porsche 911

Lowest Adjusted Price and Invoice: Mercedes-Benz SL SL63 AMG
TrueDelta Adjusted Price Difference: $24,220
TrueDelta Adjusted Invoice Difference: $15,863
Model Year20142017
ModelSL911
TrimSL63 AMGTurbo
Body2dr Hardtop conv.2dr Convertible
Engine557hp V8540hp H6
TransmissionT7S7
DrivetrainRWDAWD
EPA Fuel Economy (city/highway)16/25 MPG19/24 MPG
Audio (watts, speakers)600, 14555, 12
Tire (rear if not all the same)255/35-19245/35-20
Total Price$172,215$191,675
Adjustments for Features-4,7600
Feature-Adjusted Total Price$167,455$191,675
Total Invoice$160,226$171,660
Adjustments for Features-4,4290
Feature-Adjusted Total Invoice$155,797$171,660

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Features Comparison: Mercedes-Benz SL vs. Porsche 911

Model Year20142017
ModelSL911
TrimSL63 AMGTurbo
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $1200
RWD$0 
AWD $1700
Accessories 
Hands-free trunk or liftgate$100 
Heated steering wheel $100
Power trunk closer$350 
Semi-automated parking system$500 
Wind blocker $300
Wind blocker, power small$300 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Automatic braking, low-speed$200 
Blind spot collision prevention$150 
Driver drowsiness monitor$150 
Lane departure prevention$150 
Lane departure warning$200 
Secondary collision brake assist $25
Cargo Management 
Air-conditioned storage compartment$50 
Storage compartment under front seat(s)$50 
Climate Control 
Adaptive windshield washer system$0 
Water-repellent front-door glass $15
Wiper de-icer$25 
Drivetrain 
Electronically-variable engine mounts (performance-oriented) $500
Engine / Motor 
Raised top speed limiter$0 
Rear-engine configuration $0
Regenerative braking $0
Exterior 
Active front spoiler $500
Active grille shutters $0
Active rear spoiler $300
Body kit (gray/black) $0
Carbon fiber rear spoiler$300 
Glass roof panel(s)$300 
Power convertible top $4000
Power retractable hardtop$6750 
Tall rear wing-type spoiler $500
Infotainment 
4G LTE connectivity $0
Apple CarPlay support $100
CD changer, in-dash$325 
CD player $125
DVD-Audio-compatible player $0
DVD-compatible player$0 
Handwriting recognition $200
iPod integration$100 
Navigation map updates, three years $0
Off-road navigation system $0
SMS text-to-speech reader$25 
Telematics service, such as OnStar $200
Telematics service, such as OnStar, with navigation$225 
Traffic + travel information$25 
Traffic information $25
USB port $25
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75
Boost gauge $75
Fog lights$125 
LED headlights $1000
Mirror tilt-down in reverse$25 
Turn signals on or near mirrors$25 
Xenon HID headlights$500 
Seats and Interior Trim 
Automatic seat bolsters, driver$300 
Automatic seat bolsters, front passenger$300 
Folding second row seats w/o opening to trunk $75
Illuminated carbon fiber door sill trim plates $300
Illuminated door sill trim plates$200 
Massage, driver seat$100 
Massage, passenger seat$100 
Memory system, passenger seat$150 
Neck-level heating, front seats$150 
No leather in second row$-300 
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Synthetic suede headliner$650 
Synthetic suede steering wheel$150 
Suspension, Wheels, and Tires 
Adaptive dampers - electrical $500
Adaptive hydraulic struts, auto-leveling and ht. adjustable$4000 
Alloy wheels$350 
Polished alloy wheels $350
Rear wheel steering $1500
Sport suspension (upgrade)$0 
Transmission 
Launch control$100 
Total Value of Features$18,500$13,740
Value of Feature Adjustments$4,760$0
Value of Feature Adjustments-4,4290

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Specifications Comparison: Mercedes-Benz SL vs. Porsche 911

Model Year20142017
ModelSL911
Body2dr Hardtop conv.2dr Convertible
Wheelbase101.8 in96.5 in
Length181.8 in177.1 in
Width73.9 in71.2 in
Height51.8 in50.7 in
Curb Weight4,068 lb.3,670 lb.
Fuel Capacity19.8 gal.16.9 gal.
Row 1 Headroom39.1 in0.0 in
Row 1 Shoulder Room55.5 in0.0 in
Row 1 Legroom42.9 in0.0 in
Cargo Volume,
Minimum
8.5 ft35.1 ft3
Cargo Volume,
Maximum
13.5 ft310.8 ft3

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Option Package Details
Mercedes-Benz SL SL63 AMG

AMG Performance Package
FeatureValueRequested?
Limited-slip rear differential300Yes
Synthetic suede steering wheel150No
Raised top speed limiter0No
Painted brake calipers (optional)0Yes
Carbon fiber rear spoiler100No
turbocharged
5.5L V8
DOHC-4v
557 hp@5250
664 lb-ft@2000
1000Yes
Total Requested130084%
Total Not Requested25016%
Driver Assistance Package
FeatureValueRequested?
Radar- or camera-based collision preparation system0Yes
Lane departure warning system200No
Adaptive cruise control, all-speed700Yes
Blind spot warning system200Yes
Lane departure prevention system150No
Automatic braking, low-speed200No
Automatic braking, high-speed200Yes
Forward collision alert200Yes
Blind spot intervention150No
Total Requested130065%
Total Not Requested70035%

Option Package Details
Porsche 911 Turbo

Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700Yes
Radar- or camera-based collision preparation system0Yes
Automatic braking, high-speed or partial200Yes
Forward collision warning200Yes
Total Requested1100100%
Total Not Requested00%
Wood/leather-wrapped steering wheel
FeatureValueRequested?
Wood/leather-wrapped steering wheel150Yes
Audio controls on steering wheel125Yes
Heated steering wheel100No
Total Requested27573%
Total Not Requested10027%

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