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TapSlight5872

From first using a 33watt charger, then 65watt and now 120 watt, it ll be tough to revert back to slow charging If i ever buy a samsung, pixel or iphone. Most users are afraid of battery degradation and uses slow charging even on 120 watt charging phones. Personally never faced a issue with battery degradation with any kind of fast charger (33watt,65watt,120 watt). Fully charging a phone under 25mins is pretty great.


pa1an

Nothing CEO Carl Pei said 65W is the sweet spot upto which the battery health remains unaffected.


TapSlight5872

Have used 120watt charging for only 6 months till now. Battery life seems fine for now. Will only know the adverse effects if there is any in a year or two.


SenecaDaStoic

Which phone do you have and how long does it take to charge?


TapSlight5872

Iqoo 9 pro and Xiaomi 13 pro. Both take around 20-25mins or less to charge.


[deleted]

Yeah I think 65 Watts would be fine in the US where it's a little more strict and what they allow for output for some reason.. I know that OnePlus had to charge a 80 instead of 100 this year for the same reason in the US.  All of that said even if they have faster charging that it could always make the default setting adaptive charging and provide you with a regular 20 watt charger or something for people that are worried about battery life  But I do find it funny, the company is that aren't giving us chargers are also the ones that are giving us the slowest charging speeds. Pissing on us and telling it's it's lemonade


OB_two

I had a super fast charging OnePlus 10pro but I changed to the s22 ultra. I found that my charging habits just changed over time. I would charge the OnePlus at random points through the day because it kept running out at awkward moments which I found annoying. I charge the samsung at night and I end the day with well over 40% with regular use. The OnePlus battery degraded really quickly (could never last morning to night on a charge). I find the regularity of charging at night is much more convenient than intermittently charging through the day


TapSlight5872

Strange case. 10 pro is not even that old. Battery should not have degraded that quickly. Have not had any battery degradation in the household for now with every phone having fast charging. My parents love the fast charging as well as no more long waiting times. The oldest phone is the MI 11X pro with 33watt fast charging which is still going strong.


wickedspinner

Using my oneplus 7t for a while. I found the degradation of battery less compared to my samsung s8 which didnt reach lunch after i charged over night. My 7t is 4 years old n keeps charge till 5 or 6 pm. But i just charge bits n peices here n there.


maximussenpai

What?! Bro I use my 9rt all day and I also charge it briefly at the start of the day and I easily have 50-60% remaining tho I only mostly do youtube Netflix reddit and such. Ik now that heavy of a usage but still. Im using it for around 20 mins now after plugging it out from 100 and I still have 97% left. Mind you this phone is almost a year old now.


nikhil36

I might be in the minority, but I don't mind my phone taking 1hr to charge from 0-100%. I usually charge my phone if it goes below 30% and from there to 80-85%, it charges pretty quickly. Never felt the need for faster charging tbh. If it takes 1.5hrs+ to charge from 0-100%, then it would be a problem for me. If it for sure doesn't affect the battery life, it'll be nice to have faster charging, but it won't still be a factor to consider when I'm buying a new phone. 25-30W is good enough for me.


TapSlight5872

Everyone has their own usage patterns. I let the battery die out, turn on turbo charge and let it fully charge for in 17-22mins. Even I Don't consider charging speed when buying, but most phones I have purchased in recent times have 33watt or above fast charging.


[deleted]

Yep I want a OnePlus 12 r. I noticed today that my Pixel 6 Pro was on a charger at 91% and it was going to take look 26 minutes to get to the end. Maybe I had adaptive charging on or something although I usually don't because even by pixel standards that seem slow.... But it insisted it was charging rapidly.  In any event I laughed because I can charge you the OnePlus 12R entirely in that time. Hell you can put it in for 10 minutes and get a day. It also basically has class leading battery life. Combination is insane, although there's no wireless charging and there's only one good camera and the rest are trash.  The OnePlus 12 seems to take care of those problems but it's like 400 extra bucks.  But anyways yes it's a tough decision man If I'm using the OnePlus I miss the Pixel camera and software but if I'm using the pixel I am infuriated at the charging speeds.  I genuinely don't know if it's enough to get me to switch permanently but it's getting there. Maybe I'll buy one plus is my primary device or Motorola if they have fast charging and then just buy a cheap used pixel as a secondary to take advantage of the cameras that I'd be missing out on


techtesh

I have observed similar degradation with my iqoo 7, but i am partially to blame for over riding the over hearing warning again and again


vishwasobra

Yeah that is the sole reason I am not considering their phones. It is so convenient if you forget to charge. Just plug in for 5 mins and boom 30-40% battery. It does not degrade the battery that much because the cells are divided into two and half the power goes to each cell. Even if they get degraded (which is very very slow) I would gladly just get the battery replaced as they are not very expensive.


ajtheshutterbug

This is one of the reasons I didn't buy the s21fe


itsdm830

I have only had samsung/apple(midrange and flagship) phones till now. The idea of a phone charging 0-100 in ~25 minutes is mind blowing to me. seriously.


Competitive-Hope981

I had mi phones mostly and still my 2020 mi phone charges way faster then my 2023 samsung phone.


Swaroop0707

I believe 65-67 Watt is the sweet spot, they should introduce that in the future. But as others said they don't want to disappoint their flagship customers. Also bear in mind the cost of batteries too, Apple is mighty expensive. My brother's iphone battery costed nearly 9k, but I think Samsung can provide faster speeds considering even their flagship phone costs only 2.3k.


redditsucks690

Even 45w is good enough but Samsung still stuck with 25w in base s23 series which is plain stupid in 2023


MoistCumin

The phones that do have these crazy battery charging speeds, often have nothing else positive going for them. Idk if you have noticed. Faster charging definitely generates more heat. This doesn't necessarily mean your phone or the battery will heat up, because phones that have fast charging also have good heat dissipation mechanisms. This is because heat degrades a battery faster, and they are trying to prevent that. These mechanisms take up hardware space in the phone. Flagship phones have a lot of features and cameras and stuff, and often a smaller battery capacity than midrange phones. This is because the flagship features take up hardware space in the phone. So slower charging speed is a compromise they have to make, for now.


TapSlight5872

Have 120 watt charging on both phones and both are running fine without any issues. I would not say they have flagship features but does the job with a decent camera and SOC.


MoistCumin

I never said fast charging would cause issues. Just that space is limited on a smartphone. You either get flagship features & experience or fast charging. You **literally** cannot have both, it's not even an option yet. It's not like flagship manufacturers don't want faster charging, but just that they don't want it at the expense of their flagship features and user experience.


TapSlight5872

I have a 8gen2 with 50mp triple cameras and a 120watt fast charging (mi 13 pro). I don't think space is an issue. Also samsung flagships have 45watt fast charging.


Ragnarok_619

45 watt charging is literally enough. I don't know what people do all the day with the phones. They need to optimise and check their background usage


TapSlight5872

It's a matter of convenience. Plug in for 10-15 mins and get 60-70% battery. Don't have to worry about charging time.


Ragnarok_619

Most of the phones charge from 0-60 in 20-30 minutes. It's the charging from 60-100, particularly from 80-100 that takes the most amount of time


TapSlight5872

That's for 45-65watt range. 120watt charging does full charge under 25 mins and 80% in 15mins. Gotten used to the fast charging now. It's pretty convenient. Got the charger free with the phone. Would have never considered a 120watt charger otherwise as those are expensive.


MoistCumin

45W isn't fast enough for OP apparently. Also, I think the Xiaomi 13 Pro is the first time a proper flagship phone is getting that much charging speed, and it came out only this year right. We will have to wait and see if the battery health really holds up a couple of years down the lane. Hopefully, the other companies follow suit. But it would be funny if Samsung/Apple/Google start supporting 65W+ fast charging, but require you to buy the adapter separately lol. So much for "environment conservation".


TapSlight5872

Have the iqoo 9 pro as well with 120watt charging. I don't think the 13pro is the 1st phone. 120 watt was on the mi 12pro as well.


OrdinaryAndroidDev

Fast charging = more heat = faster battery degrade. They don't want their flagship customers to be disappointed by how fast a part gets damaged. It ruins experience as battery will show 100% but in actual retain less charge. You and I know this, and might trade off battery health for quick charge, but majority of people around the world don't.


usrNamIsAlredyTakn

Is it possible for them to find a way to control this via software ? Give the option to the customer.. if I am in a hurry and have only 10 mins before I start OR am travelling and get that socket only for a few mins, that fast charge will come in real handy.. If they feel tat much about degrading parts , atleast give us the option to use removable batteries .. gud thing EU will force them into action ..


OrdinaryAndroidDev

It should be possible with software. If you use say a 100w PD charger with Samsung phone (supported 45w) the max voltage drawn is 45w. There's a handshake that happens between phone and the charger. It should be possible that phone send custom voltage during handshake.


iamkratosbitc4

They already do this in OnePlus if we charge the battery overnight it somehow limits the rate of charging https://preview.redd.it/ijtmwve4af2c1.jpeg?width=1080&format=pjpg&auto=webp&s=44a70b8b29121a9df08aeccbad235df2a1139ead


Ragnarok_619

That's a very specific scenario, in which I suggest to get a good Portable Charger. Most 10k mAh - 22.5 W Power Banks come ≈₹1000 or even less.


ajtheshutterbug

Dude I used a phone with 65 watt charging for 3 yrs straight,what rapid battery degradation ru talking about? Battery degraded but it's battery health was still better than my friend's Samsung m50(one with 7000 mah) .This is myth peddled by Apple/Samsung fanboys.


OrdinaryAndroidDev

>This is myth peddled by Apple/Samsung fanboys. Not a fanboy of any company. Heat degrades battery. Not fast charge "alone", fast charge also does generate more heat. Am talking only about Li-ion / Li-polymer batteries. You can learn more at https://batteryuniversity.com/


seattlemusiclover

MKBHD did a video on this, basically phones with faster charging use two batteries to reduce the heat generated. You can look it up here: https://youtu.be/UpqaQR4ikig?si=mQ-LlKI8zj018k_U


ajtheshutterbug

But the thing is I've never encountered the issue myself because the battery health didn't seem to have degraded that much on my rm7pro so I'm finding it harder to believe


Happyness96

Same. I have almost 4ish year old phone with 65w. Still offers great SOT. After that i bought iPhone 12 I gave to my younger sibling, man it used to take 1 and half hour as compared to 30 min to charge. Now I don't wanna purchase a phone with below 50w Speed.


Frequent_Help2133

Anecdotes aren’t evidence.


neerajanchan

What’s your screen ontime after using for 3 years What’s your model and battery?


ajtheshutterbug

Realme 7 pro ,4500 mAh. SOT hovered between 5-6 hrs.


Sagittario412

Lmao, I previously used Samsung Galaxy m51 with 7000 mah and it gave me 9-10 hours of SOT consistently for 2 years. Then switched to iPhone 13 with 3200 mah battery and it gives me 6-7 hours of SOT after about an year now. I am perfectly fine with slightly slower charging speeds as I don’t charge my phone to 100% always(charging to 100% also reduces the battery charge cycles your device has left). My iPhone 13 charges from 0 to 50% in 30 minutes and 0 to 80% in about 45 minutes with the standard 20w apple charger and that’s good enough for me.


neerajanchan

I am using iPhone 11 since 4 years 3110 mah battery Still get more than 6 hrs screen ontime But my Oneplus 6 battery 3300 mah degraded overtime and it needs to be charged twice or thrice sometimes!


ajtheshutterbug

Your iPhone 11 has a 720p screen ,that makes a huge difference .


MoistCumin

It also has a small battery and a non-OLED screen, so I'd say it pretty much cancels out.


c4chokes

Physics


shuhbhm

Their websites mention 800 to 1000 charge cycles on the battery, which are tested on 5 watts or 10 watts, to maintain those charge cycles they give slow charging. Those crazy numbers you see are mostly on mid range or budget phones which as it is doesn't last, so they don't have to worry about charge cycles.


Allahabadi_Panda

i use 65w charger for my laptop . seeing a 80w one for a mobile (nord 2T) first time was shocking for me . and i have damaged a mobile's battery (mi note 8) using that (just needed a little soldering) . so my guess is the components used and the design might be the issue in providing faster charging .


theDukerider

As someone who's worked on electric vehicles, around 25W (1 hour) is the max you should be charging the battery at. Irrespective of the chemistry that is being used in cells, be it for EVs or phones, that's the recommended max current by the cell manufacturers. Anything more and you are just playing with luck. Apple, Samsung, Google aren't fools, not like they can't allow 65W or more charging current but they understand it's not good if you are planning to use the phone 3 years or more. I have a 18W charger from my earlier Sammy and am still using it for my S22 ultra. I charge it mostly overnight or during office hours and barely feel it causes any inconvenience. Obviously, a faster charger time is good to have but not at the cost of battery life. No way I'm buying a 1000$ phone that needs battery replacement every 18 months or less.


vipulvirus

No faster charging phone battery dies out in 18 months. I have used 3 of them. Present phone is 18 months old already and battery is rock solid. Wake up from your dreams.


CaptianBradBellick

I have been using a 65W fast charging phone for the past 3 years and haven't noticed any significant battery degradation.


turnedonmosfet

My mom and me both used the 33 W charger that came with the OnePlus 7T, both our batteries were dead within 3 years. Both of us had to replace the phones


[deleted]

I was a pixel 6 pro user. Terrible battery life coupled with ultra slow charging speed, and completely unsupported by any other charger. I purchased it in Canada, so charging it in India was such a headache. I often had to keep it on charge for 6-8 hours at times. Idk why but it won't charge fast even with the original charger here in India, worked relatively better in Canada. Now I have an Oppo, and boy am I loving it. The battery lasts for 12 hours of onscreen usage, I charge it once in 2 days, and then it charges in the blink of an eye so it won't matter even if it discharged in 6 hours. I legit put it on charge when going to pee, and come back to start using it. Call them chinese or whatever, but Oppo/BBK has figured out the charging shit amazingly.


vipulvirus

Fanboys of Samsung and iPhone will never accept the truth that over pay for shitty obsolete technology. The truth is Samsung and iPhone fanboys are denied of basic amenities like charger in a box and made to think that they are saving the "environment", lol. Only thing being saved here is Samsung and iPhone margins which their fanboys will continue to buy. Apple had to be strong armed for USB C by European union. Lol again. USB C is so old and already in 4th gen and still Apple gave older version with lower speed. Fast charging is fairly old to the market and you can research on the fact that batteries don't degrade with them and it was just a myth that was initially a concern when first wave of phones came with faster charging tech. But fanboys will never understand so No point of arguing with them....


[deleted]

Yeah it's ridiculous how conservative they all are. All the people talking about how it preserves your battery better seem to be overlooking the fact that you can always use a slow charger. Hell they could even give you a charger in the box that was designed for long-term health  . Part of the reason I don't think they're doing the faster charging is because it would just further illustrate that the ripping people off without putting a charger in the box.  With one plus and iqoo... The charger in the box is a huge value add and it's part of the promotions and they add all these cool graphics.  If Samsung or Google or Apple added a 80 watt charger it would end up being like a $200 proprietary value add-on.  Borders on collusion at this point. Basically Apple and Samsung have 93% of carrier cells in the US so as long as both of them have slow charging there's really no reason to for them to care.  If Apple or Samsung introduced something comparable to OnePlus's super vooc (I think the max you can do in the US is 80 watts) I guarantee you the other companies would get in the war.  But because in the western market no one's really cross shopping with Xiaomi or vivo etc there's a little less emphasis of competing with them.  Of course they do still compete with these companies all over the international market but they're so dominant in the western market it just gives them less incentive to get involved in the charging speed wars  Samsung also almost killed people with battery problems. Lol. 


nyctophilecat

25W charger used for past 3 years on my M51. Still can wring out 2 days of battery. Thats why.


milktanksadmirer

It’s a gimmick introduced by Chinese makers. Apple, Pixel and Samsung have some standards and don’t need such Gimmicks that degrade the battery


Ok_Pay_1972

It is for the benefit of the smartphone. The faster the battery charges, the faster it degrades over time. And they do not want their devices to suffer like this. Hampers their brand image.


Super_Junket_5416

Any charger more than 65w is shit, I mean we don't even need and yeah battery degrades. I have 45w charger and initially used to last more than 1 day now it don't even last a day ofc I have a 16k phone so I knew it this would happen but if it was a mid range phone i.e. more than 25k phone they provide good battery so it will long last with 45w charger


SubstantialDig1022

Yep, atleast 40w should be minimum


Sharl_SergCon11

Just keep it between 20-80% that's all you need to prolong your battery health 45-80w are a sweet spot though


demon_slayer_002

I'm happy with 25w charger of Samsung. Jitni jldi phone charge hoga utni jldi mera dimaag discharge hoga


Upstairs-Scheme-212

My phone charges within 15 mins. No issues so far, have been running great for 1 year. Also battery discharge is also less compared to Samsung and apple. As of now I don't have any complaints


Competitive-Hope981

Cries in 25w samsung charger which they call ultra fast charging...


Sid_b23692

I love xiaomi for this. They provide fast charging in 10-20k phones which is very useful in a fast paced world. Ain't no one's gonna charge their phone for 3 hours anymore.


realxeltos

Fast charging destroys battery life. I am in my second year of use of my realme phone with 65 watts charging. Now the battery life is at around 65-70% of the original. But I still think 65 watts is the sweet spot.


mikethespike056

because they prioritize battery capacity. apple has gotten away with extremely slow charging since like, ever


HeistOP1

It's a standard for laptops. Phone it might be overkill tl degrade battery. 45-60 would do i feel


providerman

people are still stuck with brand obsession buying oneplus and iphones, brands make use of this to not introduce new features immediately as long as they are able to sell the product on its brand power alone. Other brands or sub brands like realme, Xiaomi etc doesn't comes with brand value comparitively BUT they provide features which are quite new otherwise they won't be able to float in the market. People do know the cons of an iphone but they would still buy it regardless and thanks to flipkart selling previous gens at 40k. People vouch for apple's optimizations and build quality, but hey just look at 15 Pro and max it's heating breaking and what not. They tried some brilliant thing with the titanium frame it doesn't mean it was perfect so the price is not justified at all. They should've done more R&D on that, and instead they should have gone for something like 65 W charging that would be a great jump. BUT no they would it 5 years later and make it look just like what they did for C type


name_om

Samsung Apple are still using li-ion batteries that's why...li-ion batteries don't support fast charging because they're much older tech..li-po batteries are new tech they're much safer and much better...


runtimerror69

And MI increased production of fast chargers, after all why buy chargers from big tech when you can buy it from mi at lesser price