Mercedes-AMG has dropped a bombshell in the electric performance car segment with the unveiling of the CONCEPT AMG GT XX, a pioneering technology programme that offers an impressive insight into a forthcoming four-door series-production sports car from Mercedes-AMG. This isn’t just another concept car; it’s a radical departure from conventional electric vehicle design that promises to reshape the future of high-performance luxury automobiles.
Revolutionary Powertrain Technology
The heart of the CONCEPT AMG GT XX lies in its groundbreaking tri-motor configuration. It’s an insane four-door coupe with three axial flux motors producing a combined output in excess of 1,341 hp (1,000 kW / 1,360 PS). This astronomical power figure positions the concept as a direct competitor to the most exclusive hypercars in the market.
Axial Flux Motor Innovation
The secret weapons are centered around the axial flux motors that generate enormous power while being two-thirds lighter than similar-spec’ed conventional radial flux electric motors. These revolutionary motors, developed in collaboration with YASA (a Mercedes-Benz subsidiary), will enter series production at Mercedes-AMG in 2026, marking a significant technological milestone for the automotive industry.
The motor configuration features one mounted up front while two reside out back. This gives the concept a fully variable all-wheel drive system, enabling precise torque distribution for optimal performance across various driving conditions.
Performance Specifications
The numbers speak volumes about the CONCEPT GT XX’s capabilities:
- Power Output: Over 1,341 horsepower
- Top Speed: More than 223 mph (359 km/h)
- Acceleration: 0-60 mph in under 3 seconds (estimated)
- Drag Coefficient: 0.198
Advanced Battery Technology and Charging
NCMA Battery Chemistry
The batteries’ cell chemistry was developed specifically for the CONCEPT AMG GT XX, with an NCMA (nickel/cobalt/manganese/aluminum) cathode and a silicon anode. The energy density obtained is 300 Wh/kg (740 Wh/l on cell level). This cutting-edge battery technology represents a significant advancement in energy storage for electric vehicles.
The sophisticated cooling system ensures optimal performance under extreme conditions. A high-tech, non-electrically-conductive oil flows around each of the over 3,000 individual cells in the CONCEPT AMG GT XX’s battery pack, providing unprecedented thermal management.
Ultra-Fast Charging Capabilities
Perhaps the most impressive feature is the charging speed. Fast applies to more than just acceleration as the concept can gain approximately 249 miles (400 km) of range in around five minutes. That’s impressively quick and this was made possible thanks to a “very high average charging power of more than 850 kW.”
The higher-voltage battery allows for weight savings as well via lighter cables and wiring. Cooler batteries means the Concept AMG GT XX can charge more than 850 kW at 1,000 amps across a wide range of charging bands.
Design and Aerodynamics
Exterior Design Philosophy
The CONCEPT GT XX showcases a bold design language that sets it apart from traditional luxury sedans. The AMG-specific radiator grille with ten vertical struts and the centrally integrated Mercedes star embodies a characteristic AMG feature. Above this, the vertically arranged main headlights set innovative accents.
Notable exterior features include:
- Paint: Sunset Beam Orange finish
- Aerodynamics: Active airbrake and carbon fiber diffuser
- Lighting: Six circular LED taillights and an MBUX Fluid Light Panel with more than 700 programmable RGB LEDs
- Cooling: 21-inch wheels made up of five blades with actuators that automatically open the blades to cool red hot brakes
Interior Innovation
The interior of the GT XX resembles a racing simulator. This feel is amplified by a 10.25-inch digital instrument cluster, a 14-inch infotainment system, and a compact steering wheel inspired by the AMG One. The cabin incorporates sustainable materials, including LABFIBER materials based on biotechnology, featuring alternatives to leather and silk, both produced with the help of biotechnology.
AMG.EA Platform Architecture
The CONCEPT GT XX rides on the new AMG.EA platform, specifically designed for high-performance electric vehicles. The AMG.EA platform uses a mix of aluminum, steel and fiber composite materials to offer lightness and “exceptional rigidity.” Mercedes also noted the electric skateboard architecture enables the battery to be centrally integrated into the structure to offer a high level of crash safety.
Safety and Regulatory Compliance
The development of the CONCEPT GT XX aligns with evolving electric vehicle safety standards established by regulatory bodies. The NHTSA’s Battery Safety Initiative for electric vehicles helps coordinate research and safety standards to address potential risks related to high-performance battery systems.
Mercedes-AMG is ensuring compliance with Federal Motor Vehicle Safety Standards, particularly FMVSS No. 305a, which covers electric vehicle powertrain integrity and safety requirements.
Production Timeline and Market Impact
While the CONCEPT GT XX remains a technology demonstrator, Mercedes-AMG has confirmed that the revolutionary axial flux motors will enter production in 2026. The production version of the GT 4-Door successor is expected to arrive shortly after, incorporating many of the concept’s groundbreaking technologies.
The vehicle will compete directly with other high-performance electric sedans, including the Lucid Air Sapphire and upcoming models from Porsche and BMW’s M division.
Mercedes-AMG GT XX Specifications Table
| Specification | Details |
|---|---|
| Power Output | 1,341+ HP (1,000+ kW) |
| Motor Configuration | 3 Axial Flux Motors (1 front, 2 rear) |
| Top Speed | 223+ mph (359+ km/h) |
| Drivetrain | All-Wheel Drive (Variable) |
| Battery Type | NCMA (Nickel/Cobalt/Manganese/Aluminum) |
| Energy Density | 300 Wh/kg |
| Charging Power | 850+ kW |
| Range Addition | 249 miles in 5 minutes |
| Drag Coefficient | 0.198 |
| Production Timeline | Motors: 2026, Vehicle: TBD |
Frequently Asked Questions
Q: When will the Mercedes-AMG GT XX enter production? A: While the concept showcases future technology, the axial flux motors will enter production in 2026, with the production vehicle expected to follow shortly after.
Q: How fast can the GT XX charge? A: The concept can add approximately 249 miles of range in just 5 minutes using its 850+ kW charging capability.
Q: What makes the axial flux motors special? A: These motors are two-thirds lighter than conventional radial flux motors while producing significantly more power in a compact package.
