Mercedes-Benz SL Mercedes-Benz SL 2011 Porsche 718 Boxster Porsche 718 Boxster 2017

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Mercedes-Benz SL vs. Porsche 718 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 SL vs. Porsche 718 Boxster Invoice Comparison

Lowest Total Price: $90,095

Porsche 718 Boxster S   
Difference: $56,600

Calculate Payments

  Down Payment Interest Rate Term
Model Year20112017
ModelSL718 Boxster
TrimSL63 AMGS
Body2dr Hardtop conv.2dr Convertible
Base Price $139,050 $68,400
Obstacle detection, rear 1,170  
Illuminated door sill trim plates 700 825
Wood trim 0 1,810
Adaptive cruise control 2,300  
7-speed automated manual   3,200
Heated steering wheel   470
Adaptive sport seats plus   3,825
Premium Package   1,370
Adaptive cruise control, all-speed   1,670
Upholstered instrument panel, leather   2,160
Sport suspension (upgrade)   2,070
Navigation system   1,730
Metal pedals   535
Interior ambient lighting   340
Voice control for nav and audio   0
Metallic paint (extra cost)   640
Obstacle detection, rear 1,088  
Illuminated door sill trim plates 651 0
Wood trim 0 0
Adaptive cruise control 2,139  
7-speed automated manual   0
Heated steering wheel   0
Adaptive sport seats plus   0
Premium Package   0
Adaptive cruise control, all-speed   0
Upholstered instrument panel, leather   0
Sport suspension (upgrade)   0
Navigation system   0
Metal pedals   0
Interior ambient lighting   0
Voice control for nav and audio   0
Metallic paint (extra cost)   0
Options (change) 4,170 20,645
Options (change) 3,878 0
Destination 875 1,050
Gas Tax 2,600 0
Total Price $146,695 $90,095

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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 718 Boxster dealer quotes from dealers using our car quote form.

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TrueDelta Value Comparison: Mercedes-Benz SL vs. Porsche 718 Boxster

Lowest Adjusted Price and Invoice: Porsche 718 Boxster S
TrueDelta Adjusted Price Difference: $50,055
TrueDelta Adjusted Invoice Difference: $129,521
Model Year20112017
ModelSL718 Boxster
TrimSL63 AMGS
Body2dr Hardtop conv.2dr Convertible
Engine518hp V8350hp H4
TransmissionT7S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)12/19 MPG21/28 MPG
Audio (watts, speakers)510, 10110, 6
Tire (rear if not all the same)255/35-19235/40-19
Total Price$146,695$90,095
Adjustments for Features-6,5450
Feature-Adjusted Total Price$140,150$90,095

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Features Comparison: Mercedes-Benz SL vs. Porsche 718 Boxster

Model Year20112017
ModelSL718 Boxster
TrimSL63 AMGS
Body2dr Hardtop conv.2dr Convertible
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $1200
RWD$0$0
Accessories 
Adaptive cruise control$600 
Adaptive cruise control, all-speed $850
Heated steering wheel $100
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
Active or whiplash-reducing head restraints, front seats$0 
Auto-raising roll bars / headrests$500 
Automatic braking, high-speed or partial $200
Forward collision warning $200
Knee airbag, passenger $75
Radar- or camera-based collision preparation system $0
Rearview camera $200
Roll bar $200
Side curtain airbags $350
Temporary spare tire$150 
Cargo Management 
Air-conditioned storage compartment$50 
Cargo net $40
Storage compartment under front seat(s)$50 
Climate Control 
Water-repellent front-door glass $15
Wiper de-icer$25 
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 
Retractable rear spoiler $400
Infotainment 
Bluetooth audio streaming $25
CD changer, in-dash$325 
CD player $125
DVD-Audio-compatible player $0
DVD-compatible player$0 
Handwriting recognition $200
iPod integration$100 
Media drive$15 
Media drive, small $5
Off-road navigation system $0
Surround sound$250 
Telematics service, such as OnStar$200 
Traffic information$25 
USB port $25
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75
Cornering lights$50 
Fog lights$125 
Mirror tilt-down in reverse$25 
Turn signals on or near mirrors$25 
Seats and Interior Trim 
Leather-wrapped steering wheel $150
Massage, driver seat$100 
Massage, passenger seat$100 
Memory system, passenger seat$150 
Power headrest height adjuster, driver seat$50 
Power headrest height adjuster, passenger seat$50 
Power thigh bolsters, driver seat $100
Power thigh bolsters, passenger seat $100
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 
Transmission 
Launch control$100 
Total Value of Features$15,830$9,285
Value of Feature Adjustments$6,545$0
Value of Feature Adjustments-6,0980

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Specifications Comparison: Mercedes-Benz SL vs. Porsche 718 Boxster

Model Year20112017
ModelSL718 Boxster
Body2dr Hardtop conv.2dr Convertible
Wheelbase100.8 in97.4 in
Length180.4 in172.4 in
Width71.5 in70.9 in
Height51.1 in50.4 in
Curb Weight4,274 lb.3,054 lb.
Fuel Capacity21.1 gal.14.3 gal.
Row 1 Headroom37.7 in0.0 in
Row 1 Shoulder Room54.0 in0.0 in
Row 1 Hip Room53.9 in0.0 in
Row 1 Legroom42.9 in0.0 in
Cargo Volume,
Minimum
7.2 ft39.7 ft3
Cargo Volume,
Maximum
10.2 ft39.7 ft3

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Option Package Details
Porsche 718 Boxster S

7-speed automated manual
FeatureValueRequested?
7-speed automated manual0Yes
Steering-wheel-mounted transmission controls100Yes
Total Requested100100%
Total Not Requested00%
Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%
Adaptive cruise control, all-speed
FeatureValueRequested?
Adaptive cruise control, all-speed700No
Radar- or camera-based collision preparation system0No
Automatic braking, high-speed or partial200No
Forward collision warning200No
Total Requested00%
Total Not Requested1100100%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather800Yes
Leather upholstery, extended coverage0No
Total Requested800100%
Total Not Requested00%
Sport suspension (upgrade)
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Adaptive dampers - electrical500Yes
Total Requested750100%
Total Not Requested00%
Navigation system
FeatureValueRequested?
Navigation system600Yes
Off-road navigation system0No
Handwriting recognition200No
Total Requested60075%
Total Not Requested20025%
Adaptive sport seats plus
FeatureValueRequested?
Power thigh bolsters, driver seat100No
Power seatback bolsters, driver seat100Yes
Power thigh bolsters, passenger seat100No
Power seatback bolsters, passenger seat100Yes
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support length adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support length adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Power height adjuster, passenger seat50Yes
Power tilt adjuster, passenger seat100Yes
Tilt/telescoping steering wheel, power100Yes
Power fore-aft adjuster, driver seat100Yes
Power height adjuster, driver seat50Yes
Front sport buckets100Yes
Total Requested160089%
Total Not Requested20011%
Premium Package
FeatureValueRequested?
Residual heat50Yes
Automatic air recirculation100Yes
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Auto-dimming passenger-side mirror75No
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Steering-linked headlights150Yes
Headlight washers50Yes
Total Requested120094%
Total Not Requested756%

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