The 2025 Mercedes-AMG GLC 63 S E PERFORMANCE Coupe is a groundbreaking performance hybrid that seamlessly blends AMG's racing heritage with innovative hybrid technology. At its core lies the handcrafted AMG M139l 2.0L inline four-cylinder engine, recognized as the world's most powerful series-production four-cylinder, delivering 476 horsepower. This is paired with a 150 kW (201 hp) electric motor positioned at the rear axle, culminating in a combined output of 671 hp and 752 lb-ft of torque. ​

This formidable powertrain propels the coupe from 0 to 60 mph in an estimated 3.4 seconds, reaching a top speed of 171 mph (electronically limited). The AMG SPEEDSHIFT MCT 9-speed transmission ensures rapid gear changes, while the AMG Performance 4MATIC+ all-wheel drive system provides optimal traction across various driving conditions.​

The exterior design exudes athleticism, featuring the AMG-specific radiator grille, pronounced front splitter, and aerodynamic enhancements that reduce drag while enhancing downforce. Inside, the cabin is adorned with AMG-specific elements, including the AMG Performance steering wheel with Touch Control buttons, AMG seats upholstered in MB-Tex/microfiber, and the advanced Mercedes-Benz User Experience (MBUX) infotainment system with AMG-specific functions. ​

The coupe also boasts AMG RIDE CONTROL suspension with adaptive damping adjustment, AMG ACTIVE RIDE CONTROL active roll stabilization, and rear-axle steering, ensuring precise handling and a dynamic driving experience. ​

In essence, the 2025 Mercedes-AMG GLC 63 S E PERFORMANCE Coupe represents a fusion of cutting-edge hybrid technology and AMG's storied performance legacy, offering an exhilarating driving experience in a sleek, sporty package.