"Better firmware" is a relative term in this world. It usually refers to optimized ROMs developed by third-party developers or leaked "stable" builds from newer batches of the watch.
The HK8 Pro Max runs a stripped-down version of RTOS. Newer firmware optimizes the frame buffer. Swiping between tiles no longer feels like "wading through honey." It becomes snappy—almost Apple Watch-like. hk8 pro max firmware better
While it offers "GPS positioning," it requires a constant QR code connection to your phone's app rather than having onboard GPS. "Better firmware" is a relative term in this world