Compare 2018 Mercedes-Benz AMG GT vs 2018 Porsche 911

2018 Mercedes-Benz AMG GT
2018 Porsche 911
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Coupe AMG GT
Style MPG City MPG Hwy Invoice MSRP
Coupe AMG GT 16 22 $104,532 $112,400
Roadster AMG GT 16 21 $115,692 $124,400
Coupe AMG GT S 16 22 $123,132 $132,400
Coupe AMG GT C 15 20 $134,850 $145,000
Coupe AMG GT R 15 20 $146,010 $157,000
Roadster AMG GT C 15 20 $146,010 $157,000
Select style
Coupe Carrera
Style MPG City MPG Hwy Invoice MSRP
Coupe Carrera 20 29 N/A $91,100
Coupe Carrera 4 20 28 N/A $98,000
Coupe Carrera T N/A N/A N/A $102,100
Cabriolet Carrera 20 29 N/A $103,400
Coupe Carrera S 20 29 N/A $105,100
Cabriolet Carrera 4 19 28 N/A $110,300
Targa 4 19 28 N/A $110,300
Coupe Carrera 4S 20 28 N/A $112,000
Cabriolet Carrera S 20 28 N/A $117,400
Coupe Carrera GTS 18 26 N/A $120,700
Cabriolet Carrera 4S 19 28 N/A $124,300
Targa 4S 19 28 N/A $124,300
Coupe Carrera 4 GTS 18 26 N/A $127,600
Cabriolet Carrera GTS 18 26 N/A $133,000
Cabriolet Carrera 4 GTS 18 26 N/A $139,900
Targa 4 GTS 18 26 N/A $139,900
Coupe GT3 15 20 N/A $143,600
Coupe Turbo 19 24 N/A $161,800
Cabriolet Turbo 19 24 N/A $174,100
Coupe Turbo S 19 24 N/A $190,700
Cabriolet Turbo S 19 24 N/A $203,000
Coupe GT2 RS N/A N/A N/A $293,200
Pricing
Invoice Price
$104,532
N/A
Manufacturer Suggested Retail Price
$112,400
$91,100
Monthly Payment Estimate
$1873 / month
$1518 / month
The Car Connection's Take
TCC Rating
7.8
7.6
TCC’s Bottom Line
The 2018 Mercedes-AMG GT performs brilliantly on any kind of pavement, making it one of our favorite modern sports cars. The 2018 Porsche 911 is a superlative sports car that has defied its age. It’s a classic, but performs better than nearly any newcomer to its arena.
TCC Likes
TCC Dislikes
Fuel Economy
City
16 mpg 20 mpg
Highway
22 mpg 29 mpg
Vehicle
EPA Classification
Two-Seaters Minicompact Cars
Interior Dimensions
Passenger Capacity
2 4
Front Head Room (in)
39.5 -
Exterior Dimensions
Length, Overall (in)
179 177.1
Height, Overall (in)
50.7 50.9
Track Width, Rear (in)
65 59.8
Wheelbase (in)
103.5 96.5
Width, Max w/o mirrors (in)
76.3 71.2
Track Width, Front (in)
66.1 60.7
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)
14.2 13
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)
19.8 16.9
Steering
Steering Type
Rack-Pinion Rack-Pinion
Turning Diameter - Curb to Curb (ft)
37.7 36.7
Tires
Spare Tire Order Code
NA NA
Rear Tire Size
P295/30ZR19 P295/35YR19
Rear Tire Order Code
R01 NA
Front Tire Size
P255/35ZR19 P235/40YR19
Spare Tire Size
NA NA
Front Tire Order Code
R01 NA
Weight Information
Base Curb Weight (lbs)
3560 3153
Wheels
Rear Wheel Size (in)
19 X 11 19 X 11.5
Front Wheel Material
Aluminum Forged Aluminum
Spare Wheel Material
NA NA
Front Wheel Size (in)
19 X 9 19 X 8.5
Spare Wheel Size (in)
NA NA
Rear Wheel Material
Aluminum Forged Aluminum
Engine
Fuel System
Gasoline Direct Injection Gasoline Direct Injection
SAE Net Torque @ RPM
465 @ 1700 331 @ 1700
Engine Order Code
NA NA
Displacement
4.0 L/243 3.0 L/182
SAE Net Horsepower @ RPM
469 @ 6000 370 @ 6500
Engine Type
Twin Turbo Premium Unleaded V-8 Twin Turbo Premium Unleaded H-6
Mileage
EPA Fuel Economy Est - City (MPG)
16 20
Fuel Economy Est-Combined (MPG)
18 23
EPA Fuel Economy Est - Hwy (MPG)
22 29
Transmission
Drivetrain
Rear Wheel Drive Rear Wheel Drive
Seventh Gear Ratio (:1)
0.63 0.62
Sixth Gear Ratio (:1)
0.84 0.79
First Gear Ratio (:1)
3.40 3.91
Final Drive Axle Ratio (:1)
3.67 3.09
Third Gear Ratio (:1)
1.63 1.58
Trans Type
7 7
Fifth Gear Ratio (:1)
1.03 0.94
Trans Description Cont. Again
NA NA
Reverse Ratio (:1)
2.79 3.55
Second Gear Ratio (:1)
2.19 2.29
Trans Order Code
NA 487
Fourth Gear Ratio (:1)
1.29 1.18
Trans Description Cont.
Auto-Shift Manual w/OD Manual w/OD
Summary
Body Style
Coupe Coupe
Vehicle Name
Mercedes-Benz AMG GT Porsche 911
Suspension
Suspension Type - Rear
Double Wishbone Multi-Link
Suspension Type - Rear (Cont.)
Double Wishbone Multi-Link
Suspension Type - Front
Double Wishbone Strut
Suspension Type - Front (Cont.)
Double Wishbone Strut
Emissions
Tons/yr of CO2 Emissions @ 15K mi/year
9.8 7.7
Electrical
Cold Cranking Amps @ 0° F (Primary)
- 450
Maximum Alternator Capacity (amps)
- 175
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