At the end of March Xiaomi unveiled its solution regarding fast charging on cable and wireless, in fact breaking any previous record regarding the charging speed of a smartphone. With 200W on cable and 120W wirelessin fact, it only takes 8 and 15 minutes respectively to charge a 4000 mAh battery to 100%.

-20% autonomy after 800 charging cycles

In lengthy questions and answers published by the company on their Weibo account, some users asked engineers a few questions about the possible negative impact such a fast charging could have on battery power. The answer of Xiaomi shifted to readers as, according to information gathered during long test sessions, the battery in question should lose about 20% of its charging power later 800 cycles.

Numbers in hand, 800 cycles roughly correspond to what a normal user recharges his smartphone two years; Xiaomi, therefore, is telling us that a smartphone with a 4000 mAh battery will turn into one 200 mAh one after only two years. However, Xiaomi engineers pointed out that no measures have ever been taken regarding the control of heat management, voltage and also the type of electrolytes used, and that 80% of the reopening after 800 cycles are much higher than those required by law in China (60% residual recharge after 400 cycles).

Ultra fast charging on Xiaomi Mi MIX 4

The latest information published on Weibo by the leaker DCS starring Xiaomi Mi MIX 4, the long-awaited high-end smartphone that these days has been receiving important certification in China. According to the leaker, Xiaomi’s smartphone is to hit the market with fast charging technology capable of breaking old records.

Such information leads us to consider the high possibility that Xiaomi Mi MIX 4 will be the most Xiaomi’s first smartphone to integrate 200W fast charging technology, even if other conflicting voices instead of bet on support for charging from 120 W on cable and from 70 W in wireless.

Amazon Prime Day is approaching, so add the page on Prime Day offers for smartphones to your favorites so you’re ready on the day of the offers! Meanwhile, you may be interested in our guide to the best Xiaomi smartphones of the month.

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