Porsche Boxster Porsche Boxster 2016 Mercedes-Benz SL Mercedes-Benz SL 2017

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

Lowest Total Price: $105,295

Porsche Boxster Spyder   
Difference: $60,380

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  Down Payment Interest Rate Term
Model Year20162017
ModelBoxsterSL
TrimSpyderAMG SL63
Body2dr Convertible2dr Hardtop conv.
Base Price $82,100 $151,350
Adaptive sport seats plus 2,635  
Automatic climate control, front 760  
Auto-dimming mirrors 690  
Interior ambient lighting 340  
Metallic paint (extra cost) 710  
Illuminated door sill trim plates 825  
Heated front seats 530  
Upholstered instrument panel, leather 2,160  
Bright-finished exhaust tip(s) 650  
Voice control for nav and audio 520  
Wheels, dark finish 990 2,200
Ceramic brake rotors 7,400 8,950
6-speed manual 0  
Infotainment Package 3,990  
Bose 505W 10 speakers 0  
Synthetic suede steering wheel   500
Black exterior trim (optional)   750
Painted brake calipers (optional)   1,000
Wood trim   0
Adaptive sport seats plus 0  
Automatic climate control, front 0  
Auto-dimming mirrors 0  
Interior ambient lighting 0  
Metallic paint (extra cost) 0  
Illuminated door sill trim plates 0  
Heated front seats 0  
Upholstered instrument panel, leather 0  
Bright-finished exhaust tip(s) 0  
Voice control for nav and audio 0  
Wheels, dark finish 0 2,046
Ceramic brake rotors 0 8,324
6-speed manual 0  
Infotainment Package 0  
Bose 505W 10 speakers 0  
Synthetic suede steering wheel   465
Black exterior trim (optional)   698
Painted brake calipers (optional)   930
Wood trim   0
Options (change) 22,200 13,400
Options (change) 0 12,463
Destination 995 925
Total Price $105,295 $165,675

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

Lowest Adjusted Price and Invoice: Porsche Boxster Spyder
TrueDelta Adjusted Price Difference: $43,335
TrueDelta Adjusted Invoice Difference: $137,290
Model Year20162017
ModelBoxsterSL
TrimSpyderAMG SL63
Body2dr Convertible2dr Hardtop conv.
Engine375hp H6577hp V8
TransmissionM6T7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)18/24 MPG16/25 MPG
Audio (watts, speakers)445, 10600, 11
Tire (rear if not all the same)235/35-20255/35-19
Total Price$105,295$165,675
Adjustments for Features0-17,045
Feature-Adjusted Total Price$105,295$148,630

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Features Comparison: Porsche Boxster vs. Mercedes-Benz SL

Model Year20162017
ModelBoxsterSL
TrimSpyderAMG SL63
Body2dr Convertible2dr Hardtop conv.
Transmission and Drivetrain 
6-speed manual$150 
7-speed manually-shiftable automatic $1200
RWD$0$0
Accessories 
Hands-free trunk or liftgate $100
Power trunk closer $350
Proximity key $250
Remote app $25
Remote window/roof operation $15
Semi-automated parking system $500
Wind blocker, power small $300
Wind blocker, small$100 
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
Automatic braking, low-speed $200
Brake- or yaw-sensor-initiated collision preparation system $0
Driver drowsiness monitor $150
Forward collision warning $200
Obstacle detection, front $150
Obstacle detection, rear $250
Rearview camera $200
Roll bar$200 
Cargo Management 
Air-conditioned storage compartment $50
Cargo net$40 
Storage compartment under front seat(s) $50
Climate Control 
Adaptive windshield washer system $0
Heated washer fluid system $50
Heated windshield washer nozzles$15 
Washer fluid outlets in wiper blade $100
Water-repellent front-door glass$15 
Wiper de-icer $25
Drivetrain 
Electronically-variable engine mounts (performance-oriented)$500 
Engine / Motor 
Automatic start / stop $150
Mid-engine configuration$0 
Raised top speed limiter $0
Regenerative braking$0 
Exterior 
Convertible top$3000 
Glass roof panel(s) $300
Power retractable hardtop $6750
Rear spoiler $200
Retractable rear spoiler$400 
Infotainment 
Android Auto support $100
Apple CarPlay support $100
Audio controls on steering wheel $125
DVD-Audio-compatible player$0 
DVD-compatible player $0
In-vehicle Internet $150
iPod integration $100
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 
USB port$25 
Wi-Fi hotspot $50
Instruments, Lights, and Mirrors 
Auto-dimming headlights $200
Auto-dimming passenger-side mirror$75 
Cornering lights $50
Interior ambient lighting$150 
Interior ambient lighting, configurable $150
LED headlights $1000
Mirror tilt-down in reverse $25
Steering-linked headlights $150
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
Cooled or ventilated front seats $300
Leather door panel trim $250
Massage, driver seat $100
Massage, passenger seat $100
Memory system, passenger seat $150
Neck-level heating, front seats $150
Power headrest height adjuster, driver seat $50
Power headrest height adjuster, passenger seat $50
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 door panel trim$250 
Synthetic suede headliner $650
Synthetic suede inserts in leather seating surfaces$0 
Wood trim $300
Suspension, Wheels, and Tires 
Active curve tilting $1000
Adaptive hydraulic struts, auto-leveling and ht. adjustable $4000
Electronic systems calibration selector $200
Transmission 
Launch control $100
Steering-wheel-mounted transmission controls $100
Total Value of Features$5,845$22,890
Value of Feature Adjustments$0$17,045
Value of Feature Adjustments0-15,859

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Specifications Comparison: Porsche Boxster vs. Mercedes-Benz SL

Model Year20162017
ModelBoxsterSL
Body2dr Convertible2dr Hardtop conv.
Wheelbase97.4 in101.7 in
Length172.2 in182.3 in
Width70.9 in73.9 in
Height50.5 in51.2 in
Curb Weight2,899 lb.4,112 lb.
Fuel Capacity16.9 gal.19.8 gal.
Row 1 Headroom38.6 in39.1 in
Row 1 Shoulder Room51.7 in55.5 in
Row 1 Hip Room53.4 in0.0 in
Row 1 Legroom42.6 in42.9 in
Cargo Volume,
Minimum
9.9 ft38.5 ft3
Cargo Volume,
Maximum
9.913.5 ft3

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Option Package Details
Porsche Boxster Spyder

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 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
Power tilt adjuster, driver seat100Yes
Power 4-way lumbar adjuster, driver seat150Yes
Power thigh support adjuster, driver seat100Yes
Power fore-aft adjuster, passenger seat100Yes
Power 4-way lumbar adjuster, passenger seat150Yes
Power thigh support adjuster, passenger seat100Yes
Memory system, driver seat200Yes
Total Requested150088%
Total Not Requested20012%
Auto-dimming mirrors
FeatureValueRequested?
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Total Requested32581%
Total Not Requested7519%
Infotainment Package
FeatureValueRequested?
App support0Yes
Satellite radio200Yes
DVD-Audio-compatible player0Yes
HD radio50Yes
USB port25Yes
Navigation system600Yes
Traffic information25Yes
Off-road navigation system0No
Media drive15Yes
Total Requested915100%
Total Not Requested00%

Option Package Details
Mercedes-Benz SL AMG SL63

Wheels, dark finish
FeatureValueRequested?
Wheels, dark finish0Yes
Alloy wheels, optional design0No
255/35ZR19 tires200No
285/30ZR20 tires200No
Total Requested00%
Total Not Requested400100%

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