In an unprecedented feat of electric vehicle endurance, the Mercedes-AMG Concept GT XX shattered 25 EV records at Italy’s Nardò Technical Center, covering an astounding 24,901 miles (40,075 km) in just 7.5 days. This achievement represents more than just numbers—it’s a testament to the future of high-performance electric mobility.
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Record-Breaking Performance Statistics
The Concept GT XX set a new benchmark for EV endurance with 5,479 km (3,404 miles) covered in 24 hours, obliterating the previous record held by the Xpeng P7. The vehicle maintained an average speed of 186 mph throughout the grueling test, with daily distances exceeding 5,300 kilometers despite challenging conditions including 35°C ambient temperatures.
| Record Category | Distance Achieved | Previous Record Holder |
|---|---|---|
| 24-Hour Distance | 5,479 km (3,404 miles) | Xpeng P7 |
| 7.5-Day Total | 40,075 km (24,901 miles) | New Category |
| Average Daily Distance | 5,300+ km | N/A |
| Maintained Speed | 186 mph average | N/A |
Revolutionary Powertrain Technology
The Concept GT XX generates over 1,360 horsepower from its triple-motor configuration, with peak output exceeding 1,000 kW (1,341 hp). This places it among the most powerful electric prototypes ever created, surpassing even the Lucid Air’s impressive output specifications.
Technical Specifications
The vehicle utilizes three advanced axial-flux motors paired with a Formula 1-inspired, directly cooled battery system. This cutting-edge powertrain represents Mercedes-AMG’s commitment to combining extreme performance with real-world durability—a philosophy that will underpin their upcoming AMG.EA production vehicles.

Ultra-Fast Charging Capabilities
Thanks to 850 kW charging capabilities, the Concept GT XX could replenish its battery at unprecedented speeds, essential for maintaining the relentless pace required for record-breaking endurance runs. The vehicle achieved multiple endurance milestones across 12, 48, 72, 96, 120, 144, and 168-hour intervals, proving consistent performance across extended periods.
Broader Industry Impact
This achievement signals a paradigm shift in electric vehicle development priorities. While pure power specifications dominate headlines, Mercedes is demonstrating that the future of EVs shouldn’t focus solely on peak horsepower—endurance, reliability, and sustained performance matter equally.
The record run validates Mercedes-AMG’s approach to electric performance, proving that their upcoming production vehicles can deliver both track-ready acceleration and long-distance touring capabilities. For more insights into how German automakers are reshaping the EV landscape, explore our comprehensive analysis of European EV innovations.

Formula 1 Technology Transfer
The Concept GT XX’s success demonstrates the direct benefits of Mercedes’ Formula 1 expertise in electric vehicle development. The sophisticated thermal management and battery cooling systems mirror technologies developed for hybrid F1 powertrains, showcasing how motorsport innovation translates to road-car applications.
This technological crossover positions Mercedes ahead of competitors in the ultra-high-performance EV segment, where sustained power delivery under extreme conditions separates leaders from followers. Learn more about motorsport technology in EVs and its impact on consumer vehicles.
The Concept GT XX’s historic achievement redefines expectations for electric vehicle endurance while proving that sustainable mobility doesn’t require performance compromises. As Mercedes prepares to launch production AMG.EA vehicles, this record run serves as compelling evidence that electric supercars can match—and exceed—traditional internal combustion benchmarks.
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