2025 Mercedes-Benz G-Class vs 2025 Porsche Cayenne

The 2025 Mercedes-Benz G-Class retained its iconic boxy design, a nod to its origins as the utilitarian "Geländewagen" from 1979. Despite subtle styling updates like a new grille and bumpers, the G-Class maintained its traditional features, including a flat hood and prominent corner lights. The vehicle's character was further emphasized by its robust doors and latches, which produced a distinctive clacking noise. Functional changes included a repositioned rearview camera and new A-pillar trim for the base G 550 models. The interior was luxurious, featuring large round vents, ambient lighting, and metallic trim, with AMG models offering sportier steering wheels.

The 2025 Porsche Cayenne was available in both standard SUV and sporty Coupe forms, with trim levels ranging from the base Cayenne to the high-performance Cayenne Turbo E-Hybrid. The GTS trim featured high gloss black trim, larger air intakes, and tinted headlights, with red brake calipers visible through 21-inch wheels. Inside, the Cayenne offered extensive customization options, from interior colours to seat belts, though many features came at an additional cost. The cabin was well-organized, with mechanical controls for essential functions and a dashboard-mounted shifter toggle for added storage space.

The 2025 Mercedes-Benz G-Class offered a range of powertrains, including the gasoline G 550 and AMG G 63 models. The G 550 featured a turbocharged 3.0-litre inline-six engine producing 443 horsepower and 413 pound-feet of torque, while the AMG G 63 retained its 4.0-litre twin-turbo V8, delivering 577 hp and 627 lb-ft of torque. Both models included a mild-hybrid system and nine-speed automatic transmissions with permanent 4WD. The G 550 accelerated from zero to 96 km/h in 5.3 seconds, while the G 63 achieved the same in 4.2 seconds. The AMG G 63 also boasted an AMG Active Ride Control suspension system, enhancing both off-road and on-road dynamics.

The 2025 Porsche Cayenne offered various engine options, including a base 3.0-litre V6 with 348 horsepower and a V8 in the Cayenne S producing 468 hp. The Turbo GT, available only as a coupe, delivered 650 hp, while plug-in hybrid options reached up to 729 hp. The GTS trim featured a twin-turbo 4.0-litre V8 with 493 hp and 486 lb-ft of torque, paired with an eight-speed transmission and AWD. The Cayenne GTS accelerated to 100 km/h in 4.4 seconds with the Sport Chrono package. The GTS trim offered precise steering, a lowered centre of gravity, and an active suspension system, providing an agile driving experience.

The 2025 Mercedes-Benz G-Class was more compact than some luxury SUVs, offering a tall passenger compartment with ample headroom but limited legroom. Its traditional design impacted cargo space, with 640 litres available behind the rear seats. The G-Class had a towing capacity of 3,500 kilograms, comparable to midsize pickup trucks. Despite its size, the G-Class provided good forward visibility and was easier to park than larger rivals.

The 2025 Porsche Cayenne offered a customizable interior with options for carbon fibre or aluminum trim. The base model featured eight-way power-adjustable seats, with upgrades available for additional cost. The Cayenne accommodated five passengers, with the second row providing ample headroom. The standard Cayenne offered 772 litres of cargo space, expanding to 1,708 litres with the rear seats folded. The Cayenne's towing capacity matched the G-Class at 3,500 kilograms, but cargo space was slightly smaller than competitors.

The 2025 Mercedes-Benz G-Class featured the MBUX infotainment system with wireless Apple CarPlay and Android Auto. It included dual 12.3-inch screens, an off-road menu, and a "Transparent Hood" feature. Augmented reality navigation and voice recognition were notable MBUX features. A Burmester 3D surround sound system and rear-seat entertainment system were expected to be standard.

The 2025 Porsche Cayenne boasted a curved 12.6-inch digital gauge cluster and a 12.3-inch touchscreen display with wireless Apple CarPlay and Android Auto. An optional 10.9-inch passenger screen allowed for navigation and media control. The system included a head-up display, night-vision assist, and four USB-C charging ports. A cooled wireless charging area was standard.

The 2025 Mercedes-Benz G-Class had not been rated by IIHS or NHTSA. Expected standard safety features included forward-collision warning, automatic emergency braking, and adaptive cruise control. The G-Class also featured the Pre-Safe system and new features like route-based speed adaptation and automated lane centring.

The 2025 Porsche Cayenne offered standard parking sensors, forward collision warning, and blind-spot monitoring. Adaptive cruise control and lane-keeping assist were optional. The Cayenne had not been rated by NHTSA or IIHS.