Everything you need to know about fast charging of your iPhone

Starting in 2017, iPhone support wireless charging. But Apple wouldn’t be Apple if it didn’t create a lot of problems around this feature. How to charge your iPhone which adapter to buy, which wire to use is only part of the questions that we will answer.

Which iPhone supports fast charging?

Fast charging support iPhone 8, iPhone 8 Plus, iPhone X, iPhone XS iPhone XS iPhone Max and XR. These devices can be charged at a maximum power of 18 watts. Older Apple smartphones limit the power to 10 watts.

What technology is used for fast charging iPhone?

Manufacturers of Android smartphones have developed a lot of technology in fast charging, such as Dash Charge from OnePlus, SuperVOOC from Oppo, Huawei and SuperCharge from Quick Charge from Qualcomm. The most popular of these is the Quick Charge, but it’s not as powerful as SuperCharge, which could provide up to 50 watts of power.

The problem with all these standards is that they are all incompatible with each other. This means that you will not be able to use a quick charger certified by Qualcomm for charging OnePlus 6.

To solve this problem and development of the ecosystem USB, the standard was developed fast charging USB Power Delivery (PD). This specification fast charge is part of USB-C and is able to provide power up to 100 watts.

Apple uses USB PD ports in MacBook with USB-C and a new iPad Pro. Although the iPhone is not equipped with a USB type-C, it also supports USB PD. And since all of the different fast-charging technology are incompatible with each other, use adapters with Dash Charger or SuperCharge for fast charging of iPhone will not work.

What nuances have USB PD on the iPhone?

Another issue when charging using the USB PD is that it is not as fast as those of competitors. For example, OnePlus Dash Warp Charge Charge and provide 20 watts and 30 watts of power respectively. The rate of charge remains unchanged, regardless of whether you use the device or not. And she’s not very hot phone.

USB PD is much more complicated. iPhone can consume up to 18 watts of power. Worse, if in the process of charging a smartphone is used, the charging rate decreases. Also the iPhone will heat up, because the process of voltage conversion is done by phone, not by the adapter.

Who else uses USB PD?

In addition to the Apple USB PD uses Google for charging smartphones Pixel. Although Samsung does not officially support USB PD and its flagship smartphones since the Galaxy S8 can be recharged by using the USB PD. However, the Samsung charger is not compatible with USB PD.

All the other manufacturers of Android smartphones are using their technology to either Quick Charge from Qualcomm. Charging technology Quick Charge 4.0+ – compatible with USB PD, but so far, these adapters are very rare.

How fast is charging the iPhone?

Most effective fast charge your iPhone from 0 percent to 50 percent. In this case, iPhone 8, iPhone X, iPhone XS and XR the iPhone can be charged to 50 percent in just half an hour. After that, the charging speed will decrease, so as not to negatively impact on the battery. However, the iPhone 8 Plus will charge from 0 to 100 percent for about 120 minutes. For comparison, with a standard adapter 5 W charging will take 190 minutes.

iPhone X, iPhone XS iPhone XS Max will charge from 0 to 100% using fast charge in about the same time — 120 minutes.

Which adapter to use?

The problem with charging devices with USB PD is that they are few, and they are expensive. Furthermore, such adapters require a USB-C instead of USB-A.

Owners MacBook with USB-C can use adapters from laptops for charging iPhone. If it’s not, Apple is offering to purchase a compatible charger for 18 W 2890 rubles.

You can also consider options from other manufacturers:

  • Aukey 18W
  • Anker USB 30 C W
  • Choetech USB-C 39 watts

Some of them are sold in Russia. Prices range from 2500 to 3500 rubles. Before buying any adapter you need to make sure that it is compatible with USB PD.

And one more thing but

In addition to the adapter, need to buy USB charging cable-C/Lightning. Certified cable produces only one company — Apple. Meter cable is 1790 rubles, two-meter — 2890 roubles.

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