China's BYD claims world record EV range with 644-mile electric run

China’s BYD has announced a significant upgrade to its Denza Z9 GT electric vehicle, claiming a world-record range of up to 644 miles on a single charge under the CLTC testing cycle. This marks a substantial 64% improvement over the previous Z9 GT model, which offered a maximum range of 391 miles. Additionally, regulatory filings suggest that the standard Denza Z9 sedan, using the same battery technology, could achieve an even higher range of up to 664 miles, potentially surpassing the Z9 GT, though Denza has not officially claimed the longest-range title for this model. The new Z9 GT also features BYD’s next-generation driver assistance system, God’s Eye 5.0, which includes advanced capabilities such as Navigate on Autopilot (NOA) for guided city and highway driving, and Automatic Emergency Steering (AES) for active safety interventions. The launch of the Z9 GT on September 20, 2024, marks a strategic