Porsche 911 vs. Mercedes-Benz AMG GT
iSeeCars' unbiased and data-driven comparison of the Porsche 911 and Mercedes-Benz AMG GT contrasts the two cars across a broad spectrum of vehicle specifications to determine which car is better. In addition to comparing pricing and specs, iSeeCars uses all the ratings, rankings, and insights from its comprehensive analyses of each vehicle model, including calculations of reliability, safety, depreciation, value retention, and the vehicle's projected lifetime recalls (based on analyzing over 25 billion data points). This in-depth evaluation is used to identify which vehicle represents a better overall choice for shoppers who are considering both the Porsche 911 and the Mercedes-Benz AMG GT.
In comparing the Porsche 911's and the Mercedes-Benz AMG GT's specifications and ratings, the Porsche 911 has the advantage in the area of resale value. The Mercedes-Benz AMG GT has the advantage in the areas of new vehicle base pricing, typical lower range of pricing for one- to five-year-old used cars, and fuel efficiency and base engine power. Based on this comparison of the Porsche 911's and the Mercedes-Benz AMG GT's specifications and ratings, the Mercedes-Benz AMG GT is a better car than the Porsche 911.
Pricing: A used 2025 Porsche 911 ranges from $151,588 to $437,624 while a used 2025 Mercedes-Benz AMG GT is priced between $99,265 to $197,388. For a new model, the Porsche 911's price is between $146,020 and $328,403, with the Mercedes-Benz AMG GT priced between $113,655 and $214,355.
Resale/Retained Value: Looking at the 5-year depreciation rate for both models, the Porsche 911 loses 17 percent of its value and the Mercedes-Benz AMG GT loses 40.7 percent of its value. This means the Porsche 911 retains 23.6 percentage points more of its value and has the advantage of higher resale value versus the Mercedes-Benz AMG GT.
Engine Power and Fuel Efficiency Comparison: For engine performance, the Porsche 911’s base engine makes 388 horsepower, and the Mercedes-Benz AMG GT base engine makes 416 horsepower. The 911 is rated to deliver an average of 21 miles per gallon, with a highway range of 415 miles. The AMG GT is rated to deliver an average of 22 miles per gallon, with a highway range of 500 miles. This gives the Mercedes-Benz AMG GT the fuel efficiency and maximum range advantage over the Porsche 911. Both models use premium unleaded.
New Car Pricing
Asking Price:
146020 - 328403
Starting MSRP:
120100
Category Avg Starting MSRP:
(Luxury Sports Cars)
90928
Category Starting MSRP Range:
(Luxury Sports Cars)
54500 - 150000
New Car Pricing
Asking Price:
113655 - 214355
Starting MSRP:
105900
Category Avg Starting MSRP:
(Luxury Sports Cars)
90928
Category Starting MSRP Range:
(Luxury Sports Cars)
54500 - 150000
Used Car Pricing
Avg Used Car Price:
258844
Price Range:
151588 - 437624
Category Avg Price:
(Luxury Sports Cars)
121269
Category Avg Price Range:
(Luxury Sports Cars)
60394 - 258844
# Used Cars for Sale Nationally:
Avg Mileage of Used Cars for Sale:
# Good or Great Deals:
Used Car Pricing
Avg Used Car Price:
150096
Price Range:
99265 - 197388
Category Avg Price:
(Luxury Sports Cars)
121269
Category Avg Price Range:
(Luxury Sports Cars)
60394 - 258844
# Used Cars for Sale Nationally:
Avg Mileage of Used Cars for Sale:
# Good or Great Deals:
5-year Depreciation
Depreciation $:
20490
Depreciation %:
0.17060832
Resale Value $:
99610
Residual Value %:
0.82939168
Typical Category Depreciation %:
(Luxury Sports Cars)
0.27961642
Category Depreciation Range:
(Luxury Sports Cars)
0.17060832 - 0.55051463
5-year Depreciation
Depreciation $:
42960
Depreciation %:
0.40566591
Resale Value $:
62940
Residual Value %:
0.59433409
Typical Category Depreciation %:
(Luxury Sports Cars)
0.27961642
Category Depreciation Range:
(Luxury Sports Cars)
0.17060832 - 0.55051463
Porsche 911 Scores & Rankings
Overall Score:
9.0 / 10
Reliability:
8.1 / 10
Retained Value:
9.999999 / 10
Safety:
Not available
Mercedes-Benz AMG GT Scores & Rankings
Overall Score:
Not available
Reliability:
Not available
Retained Value:
8.4 / 10
Safety:
Not available
iSeeCars Reliability Insights for Porsche 911
Avg Life Expectancy (years):
18.5
Typical Category Life Expectancy:
(Luxury Sports Cars)
20.2
Category Life Expectancy Range:
(Luxury Sports Cars)
13.0 - 29.7
Chance of Reaching 200k Miles for a New Car:
0.0
iSeeCars Reliability Insights for Mercedes-Benz AMG GT
Avg Life Expectancy (years):
Typical Category Life Expectancy:
(Luxury Sports Cars)
20.2
Category Life Expectancy Range:
(Luxury Sports Cars)
13.0 - 29.7
Chance of Reaching 200k Miles for a New Car:
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
7.16068364821227
Typical Category Recalls:
(Luxury Sports Cars)
3.9
Category Range for Recalls:
(Luxury Sports Cars)
0.9 - 7.2
Expected 30-year Lifetime Recalls
Expected Lifetime Recalls:
3.8347539286319825
Typical Category Recalls:
(Luxury Sports Cars)
3.9
Category Range for Recalls:
(Luxury Sports Cars)
0.9 - 7.2
Porsche 911 Rankings
Ranking
1 out of / 40Ranking
2 out of / 40Ranking
2 out of / 8Ranking
4 out of / 40Ranking
5 out of / 40Ranking
21 out of / 29Mercedes-Benz AMG GT Rankings
Ranking
1 out of / 40Ranking
11 out of / 40Ranking
13 out of / 40Ranking
14 out of / 40Ranking
18 out of / 29Ranking
20 out of / 40Available Body Styles
Convertible, Coupe
Available Body Styles
Coupe, Sedan
Available Drivetrain Options
Gasoline, Hybrid
Available Drivetrain Options
Gasoline, Plug-In Hybrid
Porsche 911 Trim Levels
Carrera, Carrera S, Carrera T, GT3, GT3 RS, GT3 Touring, Turbo, Turbo 50 Years, Turbo S
Mercedes-Benz AMG GT Trim Levels
Not yet available
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years / 50000 miles
Warranty Information
Warranty, Bumper-to-Bumper:
4 years / 50000 miles
Warranty, Powertrain:
4 years / 50000 miles
Warranty, Roadside Assistance:
4 years / 50000 miles
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Safety Ratings
NHTSA Safety Rating (last 5 year average):
Not yet available
2025 NHTSA Overall Rating:
Not yet available
2025 NHTSA Front Crash Overall Rating:
Not yet available
2025 NHTSA Side Crash Overall Rating:
Not yet available
2025 NHTSA Rollover Rating:
Not yet available
IIHS Safety Rating:
Not yet available
Base Drivetrain Specs
Horsepower:
388 hp @ 6500 rpm
Torque:
331 foot-lbs @ 2000 rpm
Power-to-Weight Ratio (higher is better):
0.116 hp per pound
Base Drivetrain Specs
Horsepower:
416 hp @ 6750 rpm
Torque:
369 foot-lbs @ 3000 rpm
Power-to-Weight Ratio (higher is better):
0.105 hp per pound
Engine Specifications
Engine Size:
3 liters
Engine Configuration:
Flat/Horizontally Opposed
Number of Cylinders:
6
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
18 / 25 / 21
Range (city/hwy):
299 / 415 miles
Recommended Fuel Type:
Premium Unleaded
Engine Specifications
Engine Size:
2 liters
Engine Configuration:
Inline
Number of Cylinders:
4
Transmission:
Automatic
Standard/Optional Drivetrain Type:
RWD / AWD
EPA Fuel Economy
(City/Highway/Combined MPG):
19 / 27 / 22
Range (city/hwy):
352 / 500 miles
Recommended Fuel Type:
Premium Unleaded
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Heated Steering Wheel:
Standard
Internet Radio:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Standard
Power Lift Gate:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Available
Bench Seats:
Available
Cooled/Ventilated Seats:
Available
Sunroof/Moonroof:
Available
Air Suspension:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Massage Seats:
N/A
Panoramic Sunroof/Moonroof
N/A
Quad Seats:
N/A
Roof Rack:
N/A
Trailer Hitch:
N/A
Standard/Optional Features
Alloy wheels:
Standard
Android Auto:
Standard
Apple CarPlay:
Standard
Bluetooth:
Standard
Heated Seats
Standard
Heated Steering Wheel:
Standard
Internet Radio:
Standard
Keyless Entry:
Standard
Keyless Ignition:
Standard
Leather Upholstery:
Standard
Navigation System:
Standard
Paddle Shifters:
Standard
Parking Sensors:
Standard
Power Lift Gate:
Standard
Power outlet:
Standard
Roadside assistance:
Standard
Satellite radio:
Standard
Voice Recognition:
Standard
Wifi:
Standard
Wireless Smartphone Charging:
Standard
Adaptive Cruise Control:
Available
Automatic Parking:
Standard
Bench Seats:
N/A
Cooled/Ventilated Seats:
Available
Sunroof/Moonroof:
Available
Air Suspension:
N/A
Captain's seat:
N/A
Front Bench Seats:
N/A
Massage Seats:
Available
Panoramic Sunroof/Moonroof
Available
Quad Seats:
Standard
Roof Rack:
N/A
Trailer Hitch:
N/A
Safety Features
Backup camera:
Standard
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Standard
Lane Keeping Assist:
Standard
Pedestrian Detection:
Standard
360-Degree Camera:
N/A
Blind Spot Monitoring:
N/A
Rear Cross-Traffic Alert:
N/A
Rear Seat Reminder:
N/A
Safety Features
Backup camera:
N/A
Driver Attention Monitoring:
Standard
Forward Collision Warning:
Standard
Lane Departure Warning:
Available
Lane Keeping Assist:
Available
Pedestrian Detection:
Standard
360-Degree Camera:
Standard
Blind Spot Monitoring:
Standard
Rear Cross-Traffic Alert:
Standard
Rear Seat Reminder:
N/A
Interior Dimensions
Front Head Room:
Not yet available
Front Leg Room:
Not yet available
Front Shoulder Room:
Not yet available
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
4.8 cubic feet
Overall Interior Volume:
Not yet available
Interior Dimensions
Front Head Room:
37.8 inches
Front Leg Room:
42.7 inches
Front Shoulder Room:
56.3 inches
Rear Head Room:
Not yet available
Rear Leg Room:
Not yet available
Rear Shoulder Room:
Not yet available
Cargo Space:
11.3 cubic feet
Overall Interior Volume:
81.0 cubic feet
Exterior Dimensions
Curb Weight:
3342 lbs
Width:
80 inches
Height:
51.2 inches
Length:
178.8 inches
Wheelbase:
96.5 inches
Ground Clearance:
4.8 inches
Exterior Dimensions
Curb Weight:
3968 lbs
Width:
82.7 inches
Height:
53.5 inches
Length:
186.1 inches
Wheelbase:
106.3 inches
Ground Clearance:
Not yet available
Standard Wheel/Tire Information
Wheel Size:
19.0 x 8.5 inches
Wheel Type:
painted aluminum alloy
Tire Size:
235/40ZR19
Standard Wheel/Tire Information
Wheel Size:
19.0 x 9.5 inches
Wheel Type:
aluminum alloy
Tire Size:
255/45R19
Exterior Colors
Black
Black / Jet Black Metallic
Blue
Gentian Blue Metallic / Lugano Blue
Gray
Chalk / Ice Grey Metallic / Slate Grey Neo
Green
Shade Green Metallic / Vanadium Grey Metallic
Red
Carmine Red / Guards Red
Silver
GT Silver Metallic
White
White
Yellow
Cartagena Yellow Metallic
Exterior Colors
Black
Obsidian Black Metallic
Blue
MANUFAKTUR Hyper Blue Magno / MANUFAKTUR Starling Blue Magno / Starling Blue Metallic
Gray
MANUFAKTUR Alpine Grey / Selenite Grey Metallic
Green
Not available
Red
MANUFAKTUR Patagonia Red Metallic
Silver
Cirrus Silver Metallic
White
MANUFAKTUR Moonlight White Magno / MANUFAKTUR Moonlight White Metallic
Yellow
Sun Yellow
Interior Colors
Beige
Black/Limestone Beige
Black
Basalt Black / Black / Black w/ Chalk Stitching / Black/Choice of Color / Black/Limestone Beige
Blue
Dark Night Blue / Dark Night Blue w/ Chalk Stitching [Leather] / Graphite Blue/Choice of Color
Brown
Basalt Black/Classic Cognac / Truffle Brown
Gray
Dark Night Blue/Chalk / Slate Grey/Chalk / Slate Grey/Choice of Color
Red
Black/Bordeaux Red / Bordeaux Red / Bordeaux Red w/ Chalk Stitching / Bordeaux Red/Choice of Color
White
Not available
Interior Colors
Beige
MANUFAKTUR Macchiato Beige/Titanium Grey
Black
Black
Blue
Not available
Brown
MANUFAKTUR Tartufo Brown/Black / Sienna Brown/Black
Gray
Sage Grey/Black
Red
Red Pepper/Black
White
MANUFAKTUR Crystal White/Black
