Mercedes-Benz C-Class Mercedes-Benz C-Class 2018 Porsche 718 Cayman Porsche 718 Cayman 2017

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Mercedes-Benz C-Class vs. Porsche 718 Cayman 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 C-Class vs. Porsche 718 Cayman Invoice Comparison

Lowest Total Price: $78,595

Mercedes-Benz C-Class AMG C63   
Difference: $16,560

Calculate Payments

  Down Payment Interest Rate Term
Model Year20182017
ModelC-Class718 Cayman
TrimAMG C63S
Body2dr Coupe2dr Hatch
Base Price $67,500 $66,300
Advanced Lighting Package 1,090  
Multimedia Package 2,200  
AMG Leather Package 2,590  
Dual-mode exhaust, switchable 1,250 2,540
Carbon fiber trim 1,300 1,810
Cooled or ventilated front seats 450  
Color seat belts 500 350
Metallic paint (extra cost) 720 640
Premium Package Plus   3,170
Adaptive sport seats plus   3,825
Porsche Connect Plus   1,300
Navigation system   1,730
Heated steering wheel   470
7-speed automated manual   3,200
LED headlights   1,170
Torque vectoring, brake-based   1,320
Voice control for nav and audio   0
Metal pedals   535
Blind spot warning system   690
Illuminated door sill trim plates   825
Sport suspension (upgrade)   2,070
Upholstered instrument panel, leather   2,160
Advanced Lighting Package 1,014  
Multimedia Package 2,046  
AMG Leather Package 2,409  
Dual-mode exhaust, switchable 1,163 0
Carbon fiber trim 1,209 0
Cooled or ventilated front seats 419  
Color seat belts 465 0
Metallic paint (extra cost) 670 0
Premium Package Plus   0
Adaptive sport seats plus   0
Porsche Connect Plus   0
Navigation system   0
Heated steering wheel   0
7-speed automated manual   0
LED headlights   0
Torque vectoring, brake-based   0
Voice control for nav and audio   0
Metal pedals   0
Blind spot warning system   0
Illuminated door sill trim plates   0
Sport suspension (upgrade)   0
Upholstered instrument panel, leather   0
Options (change) 10,100 27,805
Options (change) 9,395 0
Destination 995 1,050
Total Price $78,595 $95,155

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While we strive for accuracy, the site is not error-free, and prices can change at any time.

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TrueDelta Value Comparison: Mercedes-Benz C-Class vs. Porsche 718 Cayman

Lowest Adjusted Price: Mercedes-Benz C-Class AMG C63
Lowest Adjusted Invoice: Porsche 718 Cayman S
TrueDelta Adjusted Price Difference: $18,305
TrueDelta Adjusted Invoice Difference: $70,491
Model Year20182017
ModelC-Class718 Cayman
TrimAMG C63S
Body2dr Coupe2dr Hatch
Engine469hp V8350hp H4
TransmissionT7S7
DrivetrainRWDRWD
EPA Fuel Economy (city/highway)18/24 MPG21/28 MPG
Audio (watts, speakers)590, 13110, 6
Tire (rear if not all the same)255/40-18235/40-19
Total Price$78,595$95,155
Adjustments for Features-1,7450
Feature-Adjusted Total Price$76,850$95,155

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Features Comparison: Mercedes-Benz C-Class vs. Porsche 718 Cayman

Model Year20182017
ModelC-Class718 Cayman
TrimAMG C63S
Body2dr Coupe2dr Hatch
Transmission and Drivetrain 
7-speed manually-shiftable automatic$1200 
7-speed automated manual $1200
RWD$0$0
Accessories 
Heated steering wheel $100
Remote climate control$25 
Remote start via app$75 
Remote window/roof operation$15 
Brakes, Airbags, and Other Safety 
Automatic braking, high-speed or partial$200 
Automatic braking, low-speed$200 
Automatic seat belt presenters, front row$100 
Driver drowsiness monitor$150 
Forward collision warning$200 
Obstacle detection, front $150
Obstacle detection, rear $250
Radar- or camera-based collision preparation system$0 
Cargo Management 
Cargo net $40
Console with shifter $150
Console without shifter$150 
Overhead sunglass holder$25 
Rear seat pass-through$100 
Second-row low console$100 
Climate Control 
Rear air vents$100 
Residual heat $50
Water-repellent front-door glass $15
Engine / Motor 
Mid-engine configuration $0
Regenerative braking $0
Exterior 
Body kit$0 
Painted brake calipers (optional) $0
Rear spoiler$200 
Retractable rear spoiler $400
Sunroof, large$1100 
Infotainment 
4G LTE connectivity $0
Apple CarPlay support $100
Aux input $50
DVD-Audio-compatible player $0
DVD-compatible player$0 
Media drive$15 
Media drive, small $5
Off-road navigation system $0
SMS text-to-speech reader$25 
Surround sound$250 
Telematics service, such as OnStar $200
Telematics service, such as OnStar, with navigation$225 
Traffic + travel information$25 
Traffic information $25
Instruments, Lights, and Mirrors 
Auto-dimming passenger-side mirror $75
Boost gauge$75 
Chronometer$100 
Compass$0 
Cornering lights$50 
Headlight washers $50
Interior ambient lighting $150
Interior ambient lighting, configurable$150 
Mirror tilt-down in reverse$25 
Turn signals on or near mirrors$25 
Seats and Interior Trim 
Folding second row seats$300 
Leather door panel trim $250
Memory system, passenger seat$150 
No leather in second row $-300
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
Upholstered instrument panel$300 
Upholstered instrument panel, leather $1000
Suspension, Wheels, and Tires 
Crosswind stabilization$50 
Electronic systems calibration selector$200 
Suggestive steering$0 
Transmission 
Launch control$100 
Total Value of Features$6,105$4,360
Value of Feature Adjustments$1,745$0
Value of Feature Adjustments-1,6240

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Specifications Comparison: Mercedes-Benz C-Class vs. Porsche 718 Cayman

Model Year20182017
ModelC-Class718 Cayman
Body2dr Coupe2dr Hatch
Wheelbase111.8 in97.4 in
Length184.5 in172.4 in
Width71.3 in70.9 in
Height55.3 in51.0 in
Curb Weight4,003 lb.3,054 lb.
Fuel Capacity17.4 gal.14.3 gal.
Row 1 Headroom38.8 in0.0 in
Row 1 Shoulder Room54.8 in0.0 in
Row 1 Legroom42.0 in0.0 in
Row 2 Headroom35.6 in0.0 in
Row 2 Shoulder Room51.7 in0.0 in
Row 2 Legroom32.0 in0.0 in
Cargo Volume10.5 ft315.0 ft3

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Option Package Details
Mercedes-Benz C-Class AMG C63

Advanced Lighting Package
FeatureValueRequested?
Interior ambient lighting, configurable150No
LED headlights-500Yes
Steering-linked headlights150Yes
Cornering lights50No
Auto-dimming headlights200Yes
Total Requested-150-300%
Total Not Requested200400%
Multimedia Package
FeatureValueRequested?
Handwriting recognition200Yes
App support0Yes
Navigation map updates, three years0Yes
DVD-compatible player0No
Media drive15No
Traffic + travel information25Yes
Navigation system600Yes
Voice control for nav and audio100Yes
Total Requested92598%
Total Not Requested152%
AMG Leather Package
FeatureValueRequested?
Upgraded leather upholstery0No
Leather seating surfaces900Yes
Total Requested900100%
Total Not Requested00%

Option Package Details
Porsche 718 Cayman S

Navigation system
FeatureValueRequested?
Navigation system600Yes
Off-road navigation system0No
Handwriting recognition200Yes
Total Requested800100%
Total Not Requested00%
Heated steering wheel
FeatureValueRequested?
Heated steering wheel100No
Audio controls on steering wheel125Yes
Total Requested12556%
Total Not Requested10044%
7-speed automated manual
FeatureValueRequested?
7-speed automated manual0Yes
Steering-wheel-mounted transmission controls100Yes
Total Requested100100%
Total Not Requested00%
LED headlights
FeatureValueRequested?
LED headlights500Yes
Auto-dimming headlights200Yes
Total Requested700100%
Total Not Requested00%
Torque vectoring, brake-based
FeatureValueRequested?
Torque vectoring, brake-based100Yes
Limited-slip rear differential300Yes
Total Requested400100%
Total Not Requested00%
Sport suspension (upgrade)
FeatureValueRequested?
Sport suspension (upgrade)250Yes
Adaptive dampers - electrical500Yes
Total Requested750100%
Total Not Requested00%
Dual-mode exhaust, switchable
FeatureValueRequested?
Dual-mode exhaust, switchable500Yes
Sport exhaust0No
Total Requested500100%
Total Not Requested00%
Upholstered instrument panel, leather
FeatureValueRequested?
Upholstered instrument panel, leather1000No
Leather upholstery, extended coverage0No
Total Requested00%
Total Not Requested1000100%
Premium Package Plus
FeatureValueRequested?
Cooled or ventilated front seats300Yes
Proximity key250Yes
Perimeter approach lighting25No
Interior ambient lighting150Yes
Automatic climate control, front200Yes
Heated front seats200Yes
Dual-zone climate control125Yes
Residual heat50No
Automatic air recirculation100Yes
Auto-dimming rearview mirror150Yes
Rain-sensing wipers100Yes
Auto-dimming driver-side mirror75Yes
Auto-dimming passenger-side mirror75No
Steering-linked headlights150Yes
Headlight washers50No
Total Requested180090%
Total Not Requested20010%
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
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 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
Front sport buckets100Yes
Total Requested140078%
Total Not Requested40022%
Porsche Connect Plus
FeatureValueRequested?
Traffic information25Yes
In-vehicle Internet150Yes
Wi-Fi hotspot50Yes
4G LTE connectivity0No
Navigation map updates, three years0Yes
Telematics service, such as OnStar200Yes
App support0Yes
Remote app25Yes
Apple CarPlay support100No
Total Requested45082%
Total Not Requested10018%

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