Xiaomi’s 200 W phone charger goes from 0-100% in 8 minutes

Enlarge / Xiaomi’s charging demo. That is a wattage meter on the left.


Xiaomi has simply confirmed off a brand new excessive mark for smartphone charging: a 200 W charging system. The corporate demoed “Xiaomi HyperCharge” in a new Twitter video this weekend, saying that the brand new tech can rocket a cellphone from empty to full in eight minutes. That is about so long as a visit to the fuel station.

These quick-charging techniques do not present a steady cost fee, however Xiaomi was good sufficient to hook its new charger as much as an electrical energy utilization monitor so we are able to see what’s taking place. The cellphone expenses to 10 % in simply 44 seconds, then rapidly ramps as much as 200 W. The cellphone achieves a 50 % cost in a ridiculous three minutes. Subsequent, the cellphone slowly ramps the ability down, dropping to 150 W and hitting 75 % cost in five-and-a-half minutes. Lastly, the system ramps all the way down to 40 W on its option to a full cost at eight minutes.

Conduct like this—gently topping off the battery for the final a part of the cost cycle—is supposed to guard battery longevity, and it’s a part of the explanation there’s no evidence that quick charging degrades your battery extra rapidly than common charging.

Xiaomi is not the one firm pushing for sooner charging speeds. Qualcomm introduced 100 W charging tech final 12 months (although, for some cause, the uptake on this characteristic has been very poor), and Oppo is up to 125 W. Xiaomi’s finest industrial telephones hit 120 W. All of those techniques use proprietary chargers proper now, however with USB-C just lately including assist for 240 W power delivery, perhaps we may all agree on a normal? Please?

Xiaomi’s 200 W charging demo used a “customized” Mi 11 Professional. There isn’t any phrase on the commercialization of 200 W charging but, however Xiaomi’s 120 W charging did come to a industrial cellphone the identical 12 months it was demoed.

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