Compare the2024 Mercedes AMG GLEVS 2024 Porsche Cayenne Coupe

The AMG GLE’s pre-crash front seatbelts will tighten automatically in the event the vehicle detects an impending crash, improving protection against injury significantly. The Cayenne Coupe doesn’t offer pre-crash pretensioners.

The AMG GLE has standard whiplash protection, which use a specially designed headrest to protect the driver and front passenger from whiplash. During a rear-end collision, the whiplash protection system moves the headrests forward to prevent neck and spine injuries. The Cayenne Coupe doesn’t offer a whiplash protection system.

Earlier warning of stopped traffic, traffic signals, dangerous road conditions, weather, or accidents, can keep driver's safer and prevent crashes. The AMG GLE has Car-to-X, a system that seemlesly communicates important warnings to the driver about impending danger, if they're available. The Cayenne Coupe doesn’t offer a system that can receive automated systems from other vehicles.

The AMG GLE’s driver alert monitor detects an inattentive driver then sounds a warning and suggests a break. According to the NHTSA, drivers who fall asleep cause about 100,000 crashes and 1500 deaths a year. The Cayenne Coupe doesn’t offer a driver alert monitor.

Both the AMG GLE and the Cayenne Coupe have standard driver and passenger frontal airbags, front side-impact airbags, driver knee airbags, side-impact head airbags, height adjustable front shoulder belts, four-wheel antilock brakes, all wheel drive, traction control, electronic stability systems to prevent skidding, crash mitigating brakes, daytime running lights, blind spot warning systems, rearview cameras, rear cross-path warning and available lane departure warning systems.

For its performance in IIHS driver-side and passenger-side small overlap frontal, moderate overlap frontal, updated side impact, headlight, daytime pedestrian crash prevention, and nighttime pedestrian crash prevention testing, the Insurance Institute for Highway Safety grants the AMG GLE its highest rating: “Top Safety Pick Plus” for 2023, a rating granted to only 67 vehicles tested by the IIHS. The Cayenne Coupe has not been tested, yet.

There are almost 2 times as many Mercedes dealers as there are Porsche dealers, which makes it much easier should you ever need service under the AMG GLE’s warranty.

On the EPA test cycle the AMG GLE gets better mileage than the Cayenne Coupe running its gasoline engine:

An engine control system that can shut down some of the engine’s cylinders helps improve the AMG GLE 63 S’ fuel efficiency. The Cayenne Coupe doesn’t offer a system that can shut down part of the engine.

The AMG GLE has 4 gallons more fuel capacity than the Cayenne Coupe S E-Hybrid/Turbo E-Hybrid’s standard fuel tank (22.5 vs. 18.5 gallons), for longer range between fill-ups.

A nine-speed automatic is standard on the Mercedes AMG GLE, for better acceleration and lower engine speed on the highway. Only an eight-speed automatic is available for the Cayenne Coupe.

For better stopping power the AMG GLE’s standard brake rotors are larger than those on the Cayenne Coupe:

In an emergency stopping situation, many drivers don’t press the brakes with enough force to stop the vehicle in the shortest distance. The AMG GLE has standard Brake Assist to detect emergency braking situations (by how hard and how quickly the brake pedal is pressed) and then automatically apply maximum braking immediately in order to help prevent a collision. The Cayenne Coupe doesn’t offer a brake assist feature.

For better traction, the AMG GLE has larger standard tires than the Cayenne Coupe (275/50R20 vs. 255/55R20).

The AMG GLE’s standard tires provide better handling because they have a lower 50 series profile (height to width ratio) that provides a stiffer sidewall than the Cayenne Coupe’s standard 55 series front tires.

The front and rear suspension of the AMG GLE uses air springs for a smoother, controlled ride than the Cayenne Coupe, which uses coil springs. Air springs maintain proper ride height and ride more smoothly.

The AMG GLE’s drift compensation steering can automatically compensate for road conditions which would cause the vehicle to drift from side to side, helping the driver to keep the vehicle straight more easily. The Cayenne Coupe doesn’t offer drift compensation steering.

For a smoother ride and more stable handling, the AMG GLE’s wheelbase is 3.9 inches longer than on the Cayenne Coupe (117.9 inches vs. 114 inches).

The AMG GLE offers optional seating for 7 passengers; the Cayenne Coupe can only carry up to 5.

The AMG GLE has 2.3 inches more front headroom, .2 inches more front shoulder room, .9 inches more rear legroom and 1.8 inches more rear shoulder room than the Cayenne Coupe.

The AMG GLE has a much larger cargo volume with its rear seat up than the Cayenne Coupe with its rear seat up (33.3 vs. 20.9 cubic feet). The AMG GLE has a much larger cargo volume with its rear seat folded than the Cayenne Coupe with its rear seat folded (74.9 vs. 53 cubic feet).

A control in the cargo area automatically lowers the AMG GLE’s second row seats, to make changing between passengers and cargo easier. The Cayenne Coupe doesn’t offer automatic folding seats.

The AMG GLE has a standard remote vehicle starting system, so the vehicle can be started from inside the driver's house. This allows the driver to comfortably warm up the engine before going out to the vehicle. The climate system will also automatically heat or cool the interior. The Cayenne Coupe doesn’t offer a remote starting system.

The AMG GLE’s power window, power lock, power mirror and cruise control switches are lit from behind, making them plainly visible and easier to operate at night. The Cayenne Coupe’s cruise control switches are unlit, making them difficult to find at night and operate safely.

Heated windshield washer fluid is optional on the AMG GLE to defrost the washer nozzles and quickly clear ice and frost from the windshield without scraping. The Cayenne Coupe doesn’t offer heated windshield washer fluid. Its standard heated washer nozzles will defrost the washer fluid but not the windshield.

To improve rear visibility by keeping the rear window clear, the AMG GLE has a standard rear wiper. The Cayenne Coupe doesn’t offer a rear wiper.

To shield the driver and front passenger’s vision over a larger portion of the windshield and side windows, the AMG GLE has standard extendable sun visors. The Cayenne Coupe doesn’t offer extendable visors.

The AMG GLE has a 115-volt a/c outlet on the center console, allowing you to recharge a laptop or run small household appliances without special adapters that can break or get misplaced. The Cayenne Coupe doesn’t offer a house-current electrical outlet.

Insurance will cost less for the AMG GLE owner. The Complete Car Cost Guide estimates that insurance for the AMG GLE will cost $905 less than the Cayenne Coupe over a five-year period.

IntelliChoice estimates that five-year ownership costs (depreciation, financing, insurance, fuel, fees, repairs and maintenance) for the Mercedes AMG GLE will be $807 to $50123 less than for the Porsche Cayenne Coupe.

The Mercedes GLE outsold the Porsche Cayenne by over three to one during 2023.