2025 INFINITI QX80 vs 2025 Porsche Cayenne Coupe

$82,450 · SUV

$89,800 · Crossover

Comparison Overview

The 2025 INFINITI QX80 unleashes brute force with a massive 450 hp and 516 lb-ft of torque, showcasing imposing road presence at 211.2 inches long. Conversely, the 2025 Porsche Cayenne Coupe offers surgical precision, prioritizing agility despite having only 348 hp and 368 lb-ft of torque. This comparison pits sheer, old-school American luxury muscle against German handling refinement. The QX80 starts significantly lower at $82,450, providing that 102 hp advantage for less coin compared to the Cayenne Coupe’s $89,800 entry. While the QX80 burns a bit more fuel (18 combined MPG), the Porsche counters with superior efficiency (19 combined MPG) and standard All-Wheel Drive versus the INFINITI's Rear Wheel Drive base setup. Ultimately, one delivers expansive comfort and power figures, while the other trades some straight-line grunt for driving dynamics and efficiency.

Size Comparison

Performance

Fuel Efficiency

Full Specifications

Our Verdicts

🚗 Best for Commuters

2025 Porsche Cayenne Coupe

The Porsche Cayenne Coupe wins for commuters due to its superior 19 combined MPG efficiency compared to the QX80's 18 MPG.

👨‍👩‍👧‍👦 Best for Families

2025 INFINITI QX80

The larger 2025 INFINITI QX80 provides more substantial dimensions (211.2 inches long) and slightly more cargo space (22 cu ft) for family hauling.

🏎️ Best for Enthusiasts

2025 INFINITI QX80

Enthusiasts seeking effortless acceleration will prefer the QX80's commanding 450 hp and 516 lb-ft of torque advantage over the Cayenne Coupe's output.

💰 Best Value

2025 INFINITI QX80

The INFINITI QX80 offers significantly more horsepower (102 hp more) for a substantially lower MSRP, saving buyers $7,350.

Choose the INFINITI QX80 if...

You prioritize raw power, demanding the full 450 hp and 516 lb-ft of torque available.
Your budget requires saving $7,350, as the QX80 starts at $82,450 compared to the Cayenne Coupe.
Maximum physical presence and passenger space are needed, leveraging the QX80's 211.2-inch length and 22 cu ft cargo capacity.

Choose the Porsche Cayenne Coupe if...

Driving dynamics and grip are paramount, utilizing the standard All Wheel Drive system.
You prefer a more efficient vehicle, achieving 19 combined MPG versus the QX80's 18 MPG.
A more compact footprint is desired, as the Cayenne Coupe is significantly shorter at 194.0 inches.

Key Dimensions

Dimension	INFINITI QX80	Porsche Cayenne Coupe
Length	211.2"	194.0"
Width	83.3"	78.1"
Height	76.6"	66.1"
Wheelbase	121.0"	114.0"

Features Comparison

Safety

Feature	INFINITI	Porsche
Blind Spot Monitor	✓	✓
Lane Departure Warning	✓	✓
Lane Keeping Assist System	✓	✓
Rear Cross Traffic Alert	✓	✓
Driver Attention Alert	✓	—
Pre-Collision Safety System	✓	✓
Post-Collision Safety System	✓	✓
Dual Front Side-Mounted Airbags	✓	✓
Front Head Airbags	✓	✓
Rear Head Airbags	✓	✓
Third Row Head Airbags	✓	—
Passenger Airbag Occupant Sensing Deactivation	✓	✓
Electronic Stability Control	✓	✓
Traction Control System	✓	✓
LATCH System	✓	✓
Rear Door Child Safety Locks	✓	✓
Anti-lock Brakes (ABS)	4-Wheel	4-Wheel
Front Ventilated Disc Brakes	✓	✓
Rear Ventilated Disc Brakes	✓	✓
Brake Preparation System	✓	—
Brake Assist	✓	✓
Tire Pressure Monitoring System	✓	✓
Automatic Headlights	✓	✓
Headlight Delay-Off	✓	✓
LED Headlights	✓	✓
Daytime Running Lights	✓	✓
Front Fog Lights	✓	—
Integrated Turn Signal Mirrors	✓	✓
Front Headrests	2	2
Front Height Adjustable Headrests	✓	—
Rear Headrests	2	2
Rear Height Adjustable Headrests	✓	✓
Anti-Theft Alarm System (Remote)	✓	✓
Engine Immobilizer	✓	✓
Dual Rear Side-Mounted Airbags	—	✓
Adaptive Headlights	—	✓
Cornering Lights	—	✓
Front Integrated Headrests	—	✓

Engine

Feature	INFINITI	Porsche
Base Engine Displacement	3.5 L	3.0 L
Number of Cylinders	V6	V6
Base Engine Type	gas	gas
Horsepower	450 hp @ 5600 rpm	348 hp @ 5400 rpm
Torque	516 lb-ft @ 3600 rpm	368 lb-ft @ 1450 rpm
Number of Valves	24	24
Camshaft Type	Double overhead cam (DOHC)	Double overhead cam (DOHC)
Variable Valve Timing	Variable	Variable
Fuel Injection Type	✓	✓

Drive Train

Feature	INFINITI	Porsche
Transmission Type	9-speed shiftable automatic	8-speed shiftable automatic
Drivetrain Type	rear wheel drive	all wheel drive
Center Differential Type	—	Limited Slip
Hill Descent Control	—	✓

Fuel

Feature	INFINITI	Porsche
Fuel Type	premium unleaded (recommended)	premium unleaded (required)
EPA Fuel Economy (City/Highway)	16/20 MPG	17/23 MPG
EPA Fuel Economy (Combined)	18 MPG	19 MPG
EPA Driving Range (City/Highway)	377.6/472.0 mi.	402.9/545.1 mi.
Fuel Tank Capacity	23.6 gal.	23.7 gal.

Comfort & Convenience

Feature	INFINITI	Porsche
Push Button Start	✓	✓
Power Tilt and Telescopic Steering Wheel	✓	✓
Audio Controls on Steering Wheel	✓	✓
Cruise Control on Steering Wheel	✓	—
Electric Power Steering	✓	✓
Front View Camera	✓	✓
Side View Camera	✓	✓
Rear View Camera	✓	✓
Front Parking Sensors	✓	✓
Rear Parking Sensors	✓	✓
Wireless Charging Pad	✓	✓
Adaptive Cruise Control	✓	—
Universal Remote Transmitter	✓	✓
Front Cupholders	✓	✓
Rear Cupholders	✓	✓
3rd Row Cupholders	✓	—
Front Door Pockets	✓	✓
Rear Door Pockets	✓	✓
Overhead Console with Storage	✓	—
Front Seatback Storage	✓	✓
Manual Rear Seat Easy Entry	✓	—
Leather Steering Wheel	✓	✓
Heated Steering Wheel	✓	—
Three Zone Climate Control	✓	—
Rear Ventilation Ducts with Fan Control	✓	—
Interior Air Filtration	✓	✓
Dual Vanity Mirrors	✓	✓
Auto-Dimming Rearview Mirror	✓	✓
Turn Signal Indicators in Mirrors	✓	✓
Transmission Controls on Steering Wheel	—	✓
Automatic Parking Assist	—	✓
Cruise Control	—	✓
Dual Zone Climate Control	—	✓
Rear Ventilation Ducts	—	✓
Cooled Storage Compartment	—	✓

In Car Entertainment

Feature	INFINITI	Porsche
Infotainment Display	14.3 in	—
AM/FM Stereo	✓	✓
Klipsch Speakers	✓	—
Stereo Power	600W	150W
Speaker System	14	10
Subwoofer Count	1	—
Android Auto (Wireless)	✓	—
Apple CarPlay (Wireless)	✓	—
USB Port	✓	✓
USB Port with External Media Control	✓	—
Satellite Radio	With Real Time Traffic	✓
Satellite Radio Trial Period	3 months	3 months
Speed Sensitive Volume Control	✓	—
Android Auto (Wired)	—	✓
Apple CarPlay (Wired)	—	✓
Auxiliary Audio Input	—	✓

Power Feature

Feature	INFINITI	Porsche
One-Touch Power Windows	4	4
Moonroof Type	1st Row Power Glass Extended	1st Row Fixed Glass Extended
Keyless Entry	✓	✓
Reverse Tilt Dual Mirrors	✓	—
Heated Mirrors	✓	✓

Frontseats

Feature	INFINITI	Porsche
Front Head Room	39.1 in.	—
Front Leg Room	43.8 in.	—
Front Shoulder Room	64.2 in.	—
Front Hip Room	59.9 in.	—
Seat Material: Leatherette	✓	—
Front Seat Type: Bucket	✓	—
Driver Seat Power Adjustments	8-way	8-way
Driver Seat Height Adjustment	✓	✓
Driver Seat Lumbar Support	Power	—
Driver Seat Memory Settings	2	3
Passenger Seat Power Adjustments	8-way	8-way
Passenger Seat Height Adjustment	✓	✓
Passenger Seat Lumbar Support	Power	—
Driver Seat Heating	Multi-level	Multi-level
Passenger Seat Heating	Multi-level	Multi-level
Seat Material: Leather	—	✓
Front Seat Type: Sport	—	✓

Rearseats

Feature	INFINITI	Porsche
Rear Head Room	37.8 in.	—
Rear Leg Room	39.2 in.	—
Rear Shoulder Room	63.7 in.	—
Rear Hip Room	59.9 in.	—
Folding Rear Seatback	✓	—
Reclining Rear Seats	✓	—
Fixed Center Armrest	✓	—
Heated Rear Seats (Multi-Level)	✓	—
Power Folding Third Row Seat	✓	—
Split-Folding Rear Seatback	—	✓
Folding Center Armrest	—	✓

Tires and Wheels

Feature	INFINITI	Porsche
Wheel Material	Alloy	Alloy
Wheel Size	20 x 8.0 in	20 x 10.5 in.
Tire Type	All Season	All Season
Tire Size	275/60R20	295/45R20
Spare Tire Type	Full Size Non-Matching	Temporary
Spare Tire Location	Underbody Mounted	Inside Mounted

Suspension

Feature	INFINITI	Porsche
Four-Wheel Independent Suspension	✓	✓
Front Stabilizer Bar	✓	✓
Rear Stabilizer Bar	✓	✓

Warranty

Feature	INFINITI	Porsche
Basic Warranty	4 yr./ 60000 mi.	4 yr./ 50000 mi.
Drivetrain Warranty	6 yr./ 70000 mi.	4 yr./ 50000 mi.
Corrosion/Rust Warranty	7 yr./ unlimited mi.	12 yr./ unlimited mi.
Roadside Assistance	4 yr./ 60000 mi.	4 yr./ 50000 mi.
Complimentary Scheduled Maintenance	3 yr./ 45000 mi.	—
EV Battery Warranty	—	8 yr./ 100000 mi.

Frequently Asked Questions

Common questions about comparing the 2025 INFINITI QX80 and 2025 Porsche Cayenne Coupe.

How significant is the performance gap between the two SUVs?

The 2025 INFINITI QX80 holds a substantial advantage, producing 450 hp and 516 lb-ft of torque, whereas the 2025 Porsche Cayenne Coupe delivers 348 hp and 368 lb-ft of torque. This 102 hp difference means the QX80 will feel significantly more potent in straight-line acceleration.

Is the higher price of the Porsche Cayenne Coupe justified by its efficiency?

The Cayenne Coupe commands a $7,350 premium, starting at $89,800. It does offer slightly better fuel economy at 19 combined MPG compared to the QX80's 18 combined MPG, but the INFINITI requires premium fuel only as recommended, while the Porsche mandates it.

Which vehicle is better suited for hauling bulky cargo?

The larger 2025 INFINITI QX80 is the better choice for cargo, offering 22 cubic feet behind the second row. The 2025 Porsche Cayenne Coupe trails slightly with 20.9 cubic feet of capacity.

Does drivetrain affect the purchase decision?

Yes, the base 2025 INFINITI QX80 comes standard with Rear Wheel Drive, while the 2025 Porsche Cayenne Coupe includes All Wheel Drive from the start. This is a key consideration for buyers in inclement weather or those who value traction.

How do the dimensions compare for city parking?

The QX80 is a full-size luxury cruiser, measuring 211.2 inches long and 83.3 inches wide. The Cayenne Coupe is considerably smaller and nimbler, clocking in at only 194.0 inches long and 78.1 inches wide, making it easier to maneuver in tight urban settings.