Is 18W good for iPhone 12?

Yes, your old 18W adapter charges the iPhone 12 as fast as the new 20W charger - PhoneArena.
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What wattage is best for iPhone 12?

Apple 20W USB-C power adapter

Note: For fast charging, iPhone 12 and later models require a power adapter with a minimum power output of 20 watts, such as the Apple 20W USB power adapter. If you use a third-party power adapter, it should meet these recommended specifications: Frequency: 50 to 60 Hz, single phase.
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Is fast charging good for iPhone 12?

Apple states that all models of the iPhone 12 can take advantage of fast charging, citing that each model can achieve a 50% charge in about 30 minutes.
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Is 18W charger good for iPhone?

You can fast charge your iPhone 8 and later up to 50 percent battery in around 30 minutes. Fast charging works when you use an Apple USB-C to Lightning cable and one of these adapters: Apple 18W, 20W,2 29W, 30W, 61W, 87W, or 96W USB-C Power Adapter.
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Can we use 18W charger for iPhone 12 Pro Max?

All replies. You can use the 18 watt charger if you want.
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iPhone Charge Test: 18w vs 20w vs 30w vs MagSafe Charger!



Is Apple 18W charger fast?

You can fast charge your iPhone 8 and later up to 50 percent battery in around 30 minutes. Fast charging works when you use an Apple USB-C to Lightning cable and one of these adapters: Apple 18W, 20W,2 29W, 30W, 61W, 87W, or 96W USB-C Power Adapter.
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Is 18W or 20W better?

Using a 20W charger provides an extra 20% of power to the battery (17% with an 18W charger). However, 30% won't reassure most people, so taking a power bank is the only option.
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Does fast charging iPhone 12 damage battery?

Fast charging won't damage your battery.
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Does 30W charge faster than 18w?

No difference. I believe the phone is capped at 12w charging so it doesn't matter if you have a higher watt charger.
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Is the 20W Apple charger worth it?

The Apple 20W USB-C Power Adapter was just what I needed, it is well built, the rounded edges are designed for you so that the adapter is easier to put into the wall and easier to pull out, Both my iPhones and iPad charge so much faster than they did before, Great product thanks Apple and Best Buy.
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Does Apple 20W charger damage battery?

20W USB chargers are not dangerous to use with an iOS device. A non-defective USB charger coupled with a non-defective iOS-device will not overheat, explode, or reduce the life-time of the device. It is perfectly valid and normal to use a 20W USB-charger with an iOS device. Any standards-compliant charger is fine.
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Can I use a 30W charger for iPhone 12?

You need a 20W or higher power adapter to fast charge your iPhone 12.
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Can we use 30W charger for 18W phone?

Nope! Smartphones will only take up to the amount of power that they can use from the 30W charger. Your 20W phone will not be fried by a 30W charger.
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What charger should I use for iPhone 12?

Every iPhone 12 and iPhone 13 comes with a USB-C-to-Lightning cable, and that's pretty much it. So out of the box, those who don't currently have any Apple power adapters will need a USB-C power adapter to charge the iPhone 12 and 13.
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Is a 30W charger good for iPhone?

The 30W USB‑C Power Adapter offers fast, efficient charging at home, in the office, or on the go. While the power adapter is compatible with any USB‑C device, Apple recommends using it with MacBook Air. You can also use it with select iPhone and iPad Pro models to take advantage of the fast-charging feature.
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Will 18W charger work with MagSafe?

Testing with Apple's prior-generation 18W iPad charger and a 96W MacBook Pro charger proved that those power adapters do not allow the ‌MagSafe‌ Charger to reach the full 15 watts. The same goes for many existing third-party power adapters, which also do not have the proper charging profile.
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Is iPhone 12 battery good?

The iPhone 12 posted good numbers on our battery life test - it can last nearly 20 hours on calls and 13 hours on web browsing or video playback. Last year iPhone 11 did better on the screen-on tests by scoring north of 15 hours on web browsing time and nearly 19 hours on video playback.
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Which is better 18W or 33w charger?

18W charger is better for smartphone battery life. The reason is very simple. The most damaging thing for a smartphone battery is heat. When charing with lower effect the battery will be less heated while charging and this makes the battery last a year or two more.
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What is 18W charger?

Quick Charge 3.0 dynamically boosts voltage from 3.2V to 20V, though peak power for both standards is 18W. That means, theoretically, phones with a 3,500mAh to 4,500mAh capacity can gain about 80 percent charge in just 35 minutes when the battery is depleted.
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Does Apple fast charging reduce battery life?

Fast charging will not reduce the battery life. Battery life, on the other hand, gets reduced regardless of how you charge your battery as time elapses. That is the nature of a Lithium battery. Enjoy your iPhone.
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Is it okay to charge iPhone 12 overnight?

It does not harm it. Also, you can not overcharge an iPhone. It is NOT possible to overcharge an iPhone. It's actually good practice to plug in to charge when you sleep and leave it plugged in till you get up in the morning.
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Is it better to fast charge or slow charge iPhone?

Basically, anything you can do to reduce heat will help your battery's longevity, so slow charging using a lightning cable will be much better than fast charging or inductive charging.
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Will 10W charger hurt iPhone 12?

You CAN use that power adapter with your iPhone 12 Pro. There will be no issues.
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Does fast charging damage battery?

The bottom line is fast charging won't impact your battery life substantially. But the physics behind the technology means you shouldn't expect the battery to last longer than using a conventional "slow" charging brick. But that's just a single factor. A battery's longevity varies depending on different factors.
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Can I use a 12W charger for my iPhone 12?

You can use Apple USB power adapters for iPad and Mac notebooks to charge iPhone, iPod, Apple Watch, AirPods, and other Apple products. You can use Apple 10W and 12W USB power adapters to charge your iPad, iPhone, iPod, Apple Watch, and other Apple accessories, like AirPods and Siri Remote.
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