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Compare 2020 Mercedes-Benz SLC Class vs 2019 Porsche 718

2020 Mercedes-Benz SLC Class
2019 Porsche 718
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Select style
AMG SLC 43 Roadster
Style MPG City MPG Hwy Invoice MSRP
SLC AMG SLC 43 Roadster 20 29 $60,771 $64,650
SLC SLC 300 Roadster 23 32 $46,953 $49,950
Select style
GTS Roadster
Style MPG City MPG Hwy Invoice MSRP
718 Boxster GTS Roadster 19 25 N/A $82,800
718 Boxster Roadster 21 28 N/A $59,000
718 Boxster S Roadster 20 26 N/A $71,400
718 Cayman Coupe 21 28 N/A $56,900
718 Cayman GTS Coupe 19 25 N/A $80,700
718 Cayman S Coupe 20 26 N/A $69,300
Pricing
Invoice Price
$60,771
N/A
Manufacturer Suggested Retail Price
$64,650
$82,800
Monthly Payment Estimate
$1078 / month
$1380 / month
The Car Connection's Take
TCC Rating
5.6
7.2
TCC’s Bottom Line
The 2020 Mercedes-Benz SLC-Class sings a pretty swan song—and you can hear it even when the top’s down. The 2019 Porsche 718 may never be the champion of the automaker’s lineup, but it’s a champ everywhere else.
TCC Likes
TCC Dislikes
Fuel Economy
City
20 mpg 19 mpg
Highway
29 mpg 25 mpg
Vehicle
EPA Classification
Two-Seaters Two-Seaters
Interior Dimensions
Front Shoulder Room (in)
52.2 -
Front Leg Room (in)
42.5 -
Passenger Volume (ft³)
48.8 -
Front Head Room (in)
38 -
Passenger Capacity
2 2
Exterior Dimensions
Min Ground Clearance (in)
4.1 3.9
Length, Overall (in)
163.1 173
Height, Overall (in)
51.3 50.1
Track Width, Rear (in)
61.7 60.4
Wheelbase (in)
95.7 97.4
Width, Max w/o mirrors (in)
71.2 70.9
Track Width, Front (in)
61.1 60.1
Cargo Area Dimensions
Trunk Volume (ft³)
6.5 9.7
Brakes
Drum - Rear (Yes or )
NA NA
Brake ABS System
4-Wheel 4-Wheel
Disc - Rear (Yes or )
Yes Yes
Rear Brake Rotor Diam x Thickness (in)
13 11.8
Brake Type
4-Wheel Disc 4-Wheel Disc
Rear Drum Diam x Width (in)
NA NA
Disc - Front (Yes or )
Yes Yes
Front Brake Rotor Diam x Thickness (in)
14.2 13
Fuel Tank
Fuel Tank Capacity, Approx (gal)
15.9 16.9
Steering
Steering Type
Rack-Pinion Rack-Pinion
Turning Diameter - Curb to Curb (ft)
36.8 36.1
Tires
Spare Tire Size
NA NA
Front Tire Order Code
NA NA
Spare Tire Order Code
NA NA
Rear Tire Size
P255/35YR18 P265/35ZR20
Rear Tire Order Code
NA NA
Front Tire Size
P235/40YR18 P235/35ZR20
Weight Information
Base Curb Weight (lbs)
3527 3032
Wheels
Rear Wheel Material
Aluminum Aluminum
Rear Wheel Size (in)
18 X 9 20 X 10
Front Wheel Material
Aluminum Aluminum
Spare Wheel Material
NA NA
Front Wheel Size (in)
18 X 8 20 X 8
Spare Wheel Size (in)
NA NA
Engine
Engine Type
Twin Turbo Premium Unleaded V-6 Intercooled Turbo Premium Unleaded H-4
Fuel System
Gasoline Direct Injection Gasoline Direct Injection
SAE Net Torque @ RPM
384 @ 2500 309 @ 1900
Engine Order Code
NA NA
Displacement
3.0 L/183 2.5 L/152
SAE Net Horsepower @ RPM
385 @ 6100 365 @ 6500
Mileage
EPA Fuel Economy Est - City (MPG)
20 19
Fuel Economy Est-Combined (MPG)
23 21
EPA Fuel Economy Est - Hwy (MPG)
29 25
Transmission
Reverse Ratio (:1)
4.80 3.00
Second Gear Ratio (:1)
3.24 1.95
Trans Order Code
NA 480
Fourth Gear Ratio (:1)
1.64 1.13
Trans Description Cont.
Automatic w/OD Manual w/OD
Seventh Gear Ratio (:1)
0.86 -
Sixth Gear Ratio (:1)
1.00 0.81
First Gear Ratio (:1)
5.35 3.31
Final Drive Axle Ratio (:1)
2.82 3.89
Third Gear Ratio (:1)
2.25 1.41
Trans Type
9 6
Drivetrain
Rear Wheel Drive Rear Wheel Drive
Fifth Gear Ratio (:1)
1.21 0.95
Trans Description Cont. Again
NA NA
Eighth Gear Ratio (:1)
0.72 -
Summary
Body Style
Roadster Convertible
Vehicle Name
Mercedes-Benz SLC Porsche 718 Boxster
Suspension
Suspension Type - Rear
Multi-Link Strut
Suspension Type - Rear (Cont.)
Multi-Link Strut
Suspension Type - Front
Strut Strut
Suspension Type - Front (Cont.)
Strut Strut
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
7.7 8.4
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2020 Mercedes-Benz SLC Class
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