VS
At a Glance
Power
577hp @ 5500
420hp @ 6400
Torque
590lb-ft @ 2500
384lb-ft @ 2000
Fuel
18 mpg est.
20 mpg est.
Engine
4.0 L/243ci
3.0 L/183ci
Choosing between the Mercedes-Benz Gt and the Nissan Z is one of the most common decisions car buyers in the United States face. The Mercedes-Benz Gt delivers 577hp @ 5500 while the Nissan Z produces 420hp @ 6400. On fuel, the Gt returns 18 mpg est. while the Z uses 20 mpg est. — important in a market where fuel prices change monthly. Pricing starts at $102,100 for the Gt and $65,750 for the Z. 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 Coupe 2026 - From $102,100
Nissan ZNISMO Auto 2026 - From $65,750
Performance
Power Output (hp)
577hp @ 5500
420hp @ 6400
Torque (lb-ft)
590lb-ft @ 2500
384lb-ft @ 2000
Engine & Drivetrain
Engine Capacity
4.0 L/243ci
3.0 L/183ci
Engine Layout
—
V
Cylinders
8
6
Fuel Type
Gasoline
Gasoline
Forced Induction Device
Turbocharged
Turbocharged
Transmission
Automatic
Automatic
Drive Wheels
All Wheel Drive
Rear Wheel Drive
Fuel Economy
Fuel Economy (Combined, est.)
18 mpg est.
20 mpg est.
Fuel Economy - City (mpg)
15mpg
17 (2025)mpg
Fuel Economy - Highway (mpg)
21mpg
24 (2025)mpg
Fuel Tank Capacity (gal)
18.5gal
16.4gal
Dimensions
Length (in)
186.1in
173.2in
Width (in)
78.1in
73.6in
Height (in)
53.3in
51.8in
Wheelbase (in)
106.3in
100.4in
Curb Weight (lbs)
4343lbs
3704lbs
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
—
Heated Seats
✓ Standard
—
Power Seat Adjustment
✓ Standard
—
Keyless Entry
✓ Standard
✓ Standard
Alloy Wheels
✓ Standard
✓ Standard
The Verdict
Which Wins?
Overall Winner
Nissan Z
2 / 4 categories
Performance
Gt
Fuel Economy
Z
Value
Z
Practicality
Tied
Pros & Cons
Mercedes-Benz Gt
Well-rounded specification
Higher fuel consumption (18 mpg est.)
Higher starting price
Nissan Z
Better fuel economy (20 mpg est.)
Lower starting price ($65,750)
Few notable weaknesses
Frequently Asked Questions
Which is more fuel efficient, the Gt or Z?
The Gt gets 18 mpg est. and the Z gets 20 mpg est. on the combined cycle. The Z is the more fuel-efficient choice. In real-world conditions with a mix of highway and urban driving, actual figures will be slightly higher.
Which has more power, the Gt or Z?
The Gt produces 577hp @ 5500 and 590lb-ft @ 2500 of torque while the Z delivers 420hp @ 6400 and 384lb-ft @ 2000 of torque. The Gt is the more powerful option.
What is the price difference between the Gt and Z?
The Gt starts from $102,100 and the Z from $65,750. The Z is cheaper by $36,350 at this variant level. Final on-the-road pricing varies by dealer and specification.
Should I buy the Gt or the Z?
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