Mercedes-Benz G-Class vs Mercedes-Benz GLS

The 2025 Mercedes-Benz G-Class retained its iconic, boxy design that harkened back to its 1979 origins as the utilitarian "G-Wagen." Despite continuous updates, the G-Class maintained its distinctive flat hood, prominent corner lights, and robust body sides. Subtle styling updates for 2025 included a new grille and bumpers, but the traditional design elements remained unchanged. The vehicle's character was further emphasized by its hefty doors and latches, which produced a loud 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 2026 Mercedes-Benz GLS lineup included the GLS 450, GLS 580, AMG GLS 63, and Maybach GLS 600, with Canadian prices ranging from $125,395 to $247,795. Built in Alabama, the GLS was subject to tariffs and a federal luxury tax. The GLS 450 test vehicle featured 21-inch AMG wheels, premium leather upholstery, and a black headliner. The AMG styling details enhanced the vehicle's sporty appearance. The interior boasted high-quality materials, though body creaks were noted on chilly mornings. Standard features included leather upholstery, ambient lighting, and a panoramic sunroof. The dual 12.3-inch displays were well-integrated, and the control layout was user-friendly, despite occasional delays in responsiveness.

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 with 443 horsepower and 413 pound-feet of torque, while the AMG G 63 retained its 4.0-litre twin-turbo V8, producing 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 0 to 96 km/h in 5.3 seconds, while the G 63 achieved the same in 4.2 seconds. The AMG G 63 also featured a new AMG Active Ride Control suspension system, enhancing both off-road and on-road dynamics.

The 2026 Mercedes-Benz GLS 450 was powered by a turbocharged 3.0-litre inline-six engine with mild-hybrid assist, delivering 375 horsepower and 369 pound-feet of torque. Coupled with a nine-speed automatic transmission and standard 4Matic AWD, the GLS 450 accelerated from 0 to 100 km/h in 6.1 seconds. The GLS offered multiple driving modes, including Comfort, Eco, Sport, Off-Road, and Individual. The standard Airmatic adaptive suspension significantly improved driving dynamics, and the GLS had a maximum towing capacity of 3,500 kilograms. The GLS provided a tailored driving experience, with a quiet cabin and composed ride, making it easier to manage in urban settings.

The 2025 Mercedes-Benz G-Class was more compact than other luxury SUVs, with a shorter length and narrower width. It offered ample headroom but limited legroom due to its tall-yet-short passenger compartment. The driving position was upright, reflecting its utilitarian origins. Cargo space was limited, with 640 litres available with the rear seats in place. The G-Class had a towing capacity of 3,500 kilograms, comparable to midsize pickup trucks. Despite its size, the G-Class was easier to park and provided good forward visibility.

The 2026 Mercedes-Benz GLS offered standard seven-passenger seating, with a six-passenger configuration available. The GLS was exceptionally comfortable, with features like four-zone climate control, heated and ventilated seats, and a heated steering wheel. Comfort upgrades included massaging seats and a rear seat package with wireless charging. The six-passenger configuration featured power-operated captain’s chairs. Cargo space was 355 litres behind the third row, expanding to 2,400 litres with the second row folded. The GLS provided a comfortable ride and was easier to manage in urban environments.

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 features, along with a Burmester 3D surround sound system. The G-Class also offered a rear-seat entertainment system with dual 11.6-inch touchscreens.

The 2026 Mercedes-Benz GLS also featured the MBUX infotainment system with dual 12.3-inch displays. Standard features included wireless Apple CarPlay and Android Auto, augmented reality navigation, and a Burmester surround-sound system. Options included a head-up display, rear infotainment screens, and a rear passenger tablet. The MBUX system was user-friendly, with voice commands activated by saying “Hey Mercedes.”

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, lane-keep assist, adaptive cruise control, and more. The G-Class also featured the Pre-Safe system and new features like route-based speed adaptation and automated lane centring.

The 2026 Mercedes-Benz GLS included nearly 40 safety and driver assistance systems, such as Pre-Safe and Crosswind Assist. It featured parking sensors, a surround-view camera, and a hands-on driver assistance system. The GLS required active driver participation, with some limitations in curve navigation. The system was easy to override, providing a smooth driving experience when drivers remained alert.