Realme’s 320W fast charging can fully charge a smartphone in four and a half minutes

Realme demonstrated its new 320W SuperSonic Charge technology at an event in Shenzhen. | Image: Realme

Realme has once again taken the lead in the fast charging arms race with its new 320W SuperSonic Charge technology. The company demonstrated the tech by fully charging a smartphone with a 4,420mAh battery (which is a bit smaller than what’s in the new Pixel 9 and 9 Pro) in four minutes and 30 seconds.

The charging speeds are made possible by two key innovations announced during an even...