VS
At a Glance
Power
450hp @ 5600
510hp @ 5500
Torque
516lb-ft @ 3600
538lb-ft @ 2000
Towing
8500lbs
7700lbs
Engine
3.5 L/213cc
4.0 L/243cc
Choosing between the Infiniti Qx80 and the Mercedes-Benz Gls Class is one of the most common decisions car buyers in the United States face. The Infiniti Qx80 delivers 450hp @ 5600 while the Mercedes-Benz Gls Class produces 510hp @ 5500. Pricing starts at $83,750 for the Qx80 and $90,250 for the Gls Class. 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.
Performance
Power Output (hp)
450hp @ 5600
510hp @ 5500
Torque (lb-ft)
516lb-ft @ 3600
538lb-ft @ 2000
Engine & Drivetrain
Engine Capacity
3.5 L/213cc
4.0 L/243cc
Engine Layout
V
—
Cylinders
6
8
Fuel Type
Gasoline
—
Forced Induction Device
Turbocharged
Turbocharged
Transmission
Automatic
Automatic
Drive Wheels
Rear Wheel Drive
All Wheel Drive
Fuel Economy
Fuel Economy - City (mpg)
16mpg
14mpg
Fuel Economy - Highway (mpg)
20mpg
20mpg
Fuel Tank Capacity (gal)
23.6gal
23.8gal
Dimensions
Length (in)
211.2in
205.2in
Width (in)
83.3in
79.9in
Height (in)
76.6in
71.8in
Wheelbase (in)
121.1in
123.4in
Curb Weight (lbs)
6006lbs
5875lbs
Towing & Payload
Towing Capacity (lbs)
8500lbs
7700lbs
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
Trailer Hitch
✓ Standard
✓ Standard
Alloy Wheels
✓ Standard
✓ Standard
The Verdict
Which Wins?
Overall Winner
Infiniti Qx80
2 / 4 categories
Performance
Tied
Fuel Economy
Tied
Value
Qx80
Practicality
Qx80
Pros & Cons
Infiniti Qx80
Lower starting price ($83,750)
Higher towing capacity (8500lbs)
Few notable weaknesses
Mercedes-Benz Gls Class
Well-rounded specification
Higher starting price
Frequently Asked Questions
Which has more power, the Qx80 or Gls Class?
The Qx80 produces 450hp @ 5600 and 516lb-ft @ 3600 of torque while the Gls Class delivers 510hp @ 5500 and 538lb-ft @ 2000 of torque. They produce similar power outputs.
What is the price difference between the Qx80 and Gls Class?
The Qx80 starts from $83,750 and the Gls Class from $90,250. The Qx80 is cheaper by $6,500 at this variant level. Final on-the-road pricing varies by dealer and specification.
Which has a higher towing capacity, the Qx80 or Gls Class?
The Qx80 has a braked towing capacity of 8500lbs and the Gls Class can tow 7700lbs. Always verify towing limits in the owner's manual before hitching a trailer.
Should I buy the Qx80 or the Gls Class?
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.