VS
At a Glance
Power
831hp @ 5500
388hp @ 6500
Torque
1032lb-ft @ 2500
332lb-ft @ 1950
Fuel
—
22 mpg est.
Engine
4.0 L/243ci
3.0 L/182ci
Choosing between the Mercedes-Benz Gt and the Porsche 911 is one of the most common decisions car buyers in the United States face. The Mercedes-Benz Gt delivers 831hp @ 5500 while the Porsche 911 produces 388hp @ 6500. Pricing starts at $102,100 for the Gt and $135,500 for the 911. Both vehicles have their merits. The right choice depends on your priorities: fuel economy, performance, towing ability, safety features or total cost of ownership. This comparison covers every specification available so you can make an informed decision.
Specification
Mercedes-Benz GtAMG GT 63 S E Performance 4-Door Coupe 2026 - From $102,100
Porsche 911Carrera Coupe 2026 - From $135,500
Performance
Power Output (hp)
831hp @ 5500
388hp @ 6500
Torque (lb-ft)
1032lb-ft @ 2500
332lb-ft @ 1950
Engine & Drivetrain
Engine Capacity
4.0 L/243ci
3.0 L/182ci
Engine Layout
—
Flat/Boxer
Cylinders
8
6
Fuel Type
Plug-In Hybrid
Gasoline
Forced Induction Device
Turbocharged
Turbocharged
Transmission
Automatic
Automatic
Number of Gears
—
8
Drive Wheels
All Wheel Drive
Rear Wheel Drive
Fuel Economy
Fuel Economy (Combined, est.)
—
22 mpg est.
Fuel Economy - City (mpg)
—
18 (Est)mpg
Fuel Economy - Highway (mpg)
—
25 (Est)mpg
Fuel Tank Capacity (gal)
19gal
16.6gal
Dimensions
Length (in)
199in
178.8in
Width (in)
76.9in
72.9in
Height (in)
56.9in
51.2in
Wheelbase (in)
116.2in
96.5in
Curb Weight (lbs)
5247lbs
3342lbs
Safety
ABS
✓ Standard
✓ Standard
Brake Assist
✓ Standard
✓ Standard
Stability Control
✓ Standard
✓ Standard
Traction Control
✓ Standard
✓ Standard
Driver Airbag
✓ Standard
✓ Standard
Passenger Airbag
✓ Standard
✓ Standard
Side Airbags Front
✓ Standard
✓ Standard
Curtain Airbags
✓ Standard
✓ Standard
Features & Tech
Air Conditioning
✓ Standard
✓ Standard
Climate Control
✓ Standard
✓ Standard
Cruise Control
✓ Standard
✓ Standard
Adaptive Cruise Control
✓ Standard
✓ Standard
Bluetooth
✓ Standard
✓ Standard
Backup Camera
✓ Standard
✓ Standard
Rear Parking Aid
✓ Standard
✓ Standard
Sunroof
✓ Standard
✓ Standard
Heated Seats
✓ Standard
✓ Standard
Power Seat Adjustment
✓ Standard
✓ Standard
Keyless Entry
✓ Standard
✓ Standard
Alloy Wheels
✓ Standard
✓ Standard
The Verdict
Which Wins?
Overall Winner
Mercedes-Benz Gt
2 / 4 categories
Performance
Gt
Fuel Economy
Tied
Value
Gt
Practicality
Tied
Pros & Cons
Mercedes-Benz Gt
Lower starting price ($102,100)
Few notable weaknesses
Porsche 911
Well-rounded specification
Higher starting price
Frequently Asked Questions
Which has more power, the Gt or 911?
The Gt produces 831hp @ 5500 and 1032lb-ft @ 2500 of torque while the 911 delivers 388hp @ 6500 and 332lb-ft @ 1950 of torque. The Gt is the more powerful option.
What is the price difference between the Gt and 911?
The Gt starts from $102,100 and the 911 from $135,500. The Gt is cheaper by $33,400 at this variant level. Final on-the-road pricing varies by dealer and specification.
Should I buy the Gt or the 911?
It depends on your priorities. If fuel economy matters most, check the mpg figures above. If you need towing capacity, compare the towing ratings. For day-to-day driving - commutes, school runs and highway trips - consider ground clearance, service network coverage, and total cost of ownership including insurance and maintenance. Use the spec tables above to compare every detail before making your decision.
Also Consider