VS
At a Glance
Power
450hp @ 5600
348hp @ 5400
Torque
516lb-ft @ 3600
368lb-ft @ 1450
Fuel
18 mpg est.
20 mpg est.
Towing
8500lbs
7716lbs
Engine
3.5 L/213ci
3.0 L/183ci
Choosing between the Infiniti Qx80 and the Porsche Cayenne is one of the most common decisions car buyers in the United States face. The Infiniti Qx80 delivers 450hp @ 5600 while the Porsche Cayenne produces 348hp @ 5400. On fuel, the Qx80 returns 18 mpg est. while the Cayenne uses 20 mpg est. — important in a market where fuel prices change monthly. Pricing starts at $86,850 for the Qx80 and $95,100 for the Cayenne. 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
348hp @ 5400
Torque (lb-ft)
516lb-ft @ 3600
368lb-ft @ 1450
Engine & Drivetrain
Engine Capacity
3.5 L/213ci
3.0 L/183ci
Engine Layout
V
V
Cylinders
6
6
Fuel Type
Gasoline
Gasoline
Forced Induction Device
Turbocharged
Turbocharged
Transmission
Automatic
Automatic w/OD
Number of Gears
—
8
Drive Wheels
Four Wheel Drive
All Wheel Drive
Fuel Economy
Fuel Economy (Combined, est.)
18 mpg est.
20 mpg est.
Fuel Economy - City (mpg)
16mpg
17 (Est)mpg
Fuel Economy - Highway (mpg)
19mpg
23 (Est)mpg
Fuel Tank Capacity (gal)
23.6gal
23.7gal
Dimensions
Length (in)
211.2in
194.1in
Width (in)
83.3in
78.1in
Height (in)
76.6in
66.1in
Wheelbase (in)
121.1in
114in
Curb Weight (lbs)
6006lbs
4740lbs
Towing & Payload
Towing Capacity (lbs)
8500lbs
7716lbs
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
3 / 4 categories
Performance
Qx80
Fuel Economy
Cayenne
Value
Qx80
Practicality
Qx80
Pros & Cons
Infiniti Qx80
Lower starting price ($86,850)
Higher towing capacity (8500lbs)
Higher fuel consumption (18 mpg est.)
Porsche Cayenne
Better fuel economy (20 mpg est.)
Higher starting price
Frequently Asked Questions
Which is more fuel efficient, the Qx80 or Cayenne?
The Qx80 gets 18 mpg est. and the Cayenne gets 20 mpg est. on the combined cycle. The Cayenne 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 Qx80 or Cayenne?
The Qx80 produces 450hp @ 5600 and 516lb-ft @ 3600 of torque while the Cayenne delivers 348hp @ 5400 and 368lb-ft @ 1450 of torque. The Qx80 is the more powerful option.
What is the price difference between the Qx80 and Cayenne?
The Qx80 starts from $86,850 and the Cayenne from $95,100. The Qx80 is cheaper by $8,250 at this variant level. Final on-the-road pricing varies by dealer and specification.
Which has a higher towing capacity, the Qx80 or Cayenne?
The Qx80 has a braked towing capacity of 8500lbs and the Cayenne can tow 7716lbs. Always verify towing limits in the owner's manual before hitching a trailer.
Should I buy the Qx80 or the Cayenne?
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.