This year, we’ve seen some crazy charging tech from the likes of Xiaomi and Vivo. While the former’s method charges the phone with 4,000 mAh battery in 17 minutes, the latter’s tech does it in 13 minutes. However, both these are just concepts at the moment. On the other hand, their rival, Oppo has just released a new phone called the Reno Ace that charges fully in just 30 minutes. The phone comes with a 65W charger in the box – the highest in a commercially released phone. The company uses SuperVOOC 2.0 fast charging with new Gallium Nitride (GaN)…

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