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 iphone charger - 20w/30w/35w

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TSwhw_1002 P
post Mar 18 2023, 11:04 PM, updated 3 months ago

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hi, i just got iphone 13 pro max. mostly people recommended 20w charger but i feel it charge so slow. i want fast charge meanwhile it doesn't have the battery or shorten battery life. did anyone tested before with 30w/35w charger change iphone? is 30w/35w charger recommended for charge my iphone 13 pro max? i check on apple malaysia website it said it's compatible with my iphone 13 pro max but i worry 30w/35w harm or shorter my iphone battery life.
vez
post Mar 18 2023, 11:09 PM

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QUOTE(whw_1002 @ Mar 18 2023, 11:04 PM)
hi, i just got iphone 13 pro max. mostly people recommended 20w charger but i feel it charge so slow. i want fast charge meanwhile it doesn't have the battery or  shorten battery life. did anyone tested before with 30w/35w charger  change iphone? is 30w/35w charger recommended for charge my iphone 13 pro max? i check on apple malaysia website it said it's compatible with my iphone 13 pro max but i worry 30w/35w harm or shorter my iphone battery life.
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electronic device is how many watts it will draw, not how many watt a charger push to device

you using 100W charger, iphone 13 pro max still draws 20W
some report claimed might go up to 23-27W
but it wont be 0-100% consistently draw 23-27W

heat is battery enemy, for sure drawing 5-10W generate less heat, so the battery degrade slower
TSwhw_1002 P
post Mar 19 2023, 01:16 PM

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QUOTE(vez @ Mar 18 2023, 11:09 PM)
electronic device is how many watts it will draw, not how many watt a charger push to device

you using 100W charger, iphone 13 pro max still draws 20W
some report claimed might go up to 23-27W
but it wont be 0-100% consistently draw 23-27W

heat is battery enemy, for sure drawing 5-10W generate less heat, so the battery degrade slower
*
i see. so that's meaning that

1) if i use 30w/35w, maybe my iphone 13 pro max just draw 20w only.
2) higher watt charger, battery will get more heat so battery degrade slower
3) so 20w it's safer and prolong iphone battery health

am i right?
krayden
post Mar 19 2023, 01:27 PM

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He's saying even if you use 10000W charger, the phone will only draw 20W. So no hatm but no point paying more for something you dun use, unless you plan to charge a Mcbook on it sometimes.
lee82gx
post Mar 19 2023, 02:53 PM

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QUOTE(whw_1002 @ Mar 19 2023, 01:16 PM)
i see. so that's meaning that

1) if i use 30w/35w, maybe my iphone 13 pro max just draw 20w only.
2) higher watt charger, battery will get more heat so battery degrade slower
3) so 20w it's safer and prolong iphone battery health

am i right?
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2) higher watt charger, battery will get more heat so battery degrade faster

This post has been edited by lee82gx: Mar 19 2023, 02:53 PM
TSwhw_1002 P
post Mar 19 2023, 06:56 PM

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noted with thanks
HolySatan
post Mar 19 2023, 08:07 PM

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im using 200W ugreen GaN charger
charge ip14pm, ipad pro, AWU & mbp 14

user posted image
slaveone
post Mar 19 2023, 08:12 PM

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the communication between the charger and phone would limit the charging speed to the maximum that the phone allow. doesnt matter what the charging capability of the charger is

just get a charger based on your charging requirement; whether it's single phone, multiple phones or phone with a laptop/tablet
nexona88
post Mar 23 2023, 10:09 PM

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Just use the recommend 20w chargers for your phone...

Don't waste $$$ for higher one...
chickenriceboy
post Apr 19 2023, 11:13 AM

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having a magsafe powerbank is a must ...
starlight
post Apr 19 2023, 05:31 PM

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QUOTE(HolySatan @ Mar 19 2023, 08:07 PM)
im using 200W ugreen GaN charger
charge ip14pm, ipad pro, AWU & mbp 14

user posted image
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Hi i bought ugreen 100W Gan charger however im not able to use it while charging, the electric leak will shock my hands, painful. unusable. Does it happen to you too?

my phone model is iphone 13 pro max
HolySatan
post Apr 19 2023, 07:05 PM

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QUOTE(starlight @ Apr 19 2023, 05:31 PM)
Hi i bought ugreen 100W Gan charger however im not able to use it while charging, the electric leak will shock my hands, painful. unusable. Does it happen to you too?

my phone model is iphone 13 pro max
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im using ip14pm & ip12pm + 100w & 200w gan

no electric leakage

user posted image
max_cavalera
post May 25 2023, 09:23 PM

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QUOTE(lee82gx @ Mar 19 2023, 03:53 PM)
2) higher watt charger, battery will get more heat so battery degrade faster
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This

I been using 20w charger on my iphone 13 the past 1.5 years.

Its quite fast not even 1 hour already fully charged. Possibly 40 mintues to fully charge from really low level.

But I do feel the battery kinda degrade faster though.
westlife
post May 29 2023, 06:23 AM

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QUOTE(max_cavalera @ May 25 2023, 09:23 PM)
This

I been using 20w charger on my iphone 13 the past 1.5 years.

Its quite fast not even 1 hour already fully charged. Possibly 40 mintues to fully charge from really low level.

But I do feel the battery kinda degrade faster though.
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user posted image

Impossible to be less than 1 hour.

Anyway, 20w and 30w charger seriously make no difference in terms of charging time.
romuluz777
post May 29 2023, 08:23 AM

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I would use 20w to preserve the battery health as much as possible.
treblecase
post May 29 2023, 11:37 AM

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20W user here.

 

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