How low should I let my iPhone battery get?

Therefore, we recommend the following:
  • Do not fully charge or fully discharge your device's battery — charge it to around 50%. ...
  • Power down the device to avoid additional battery use.
  • Place your device in a cool, moisture-free environment that's less than 90° F (32° C).
Takedown request   |   View complete answer on apple.com


How low should you let your iPhone battery go before charging?

It's best to charge it when it goes below 20%, primarily to avoid the risk of it going to zero when you don't have a charger available, and to prevent unexpected shutdowns when you might need the phone.
Takedown request   |   View complete answer on discussions.apple.com


At what percent should I charge my iPhone?

Apple recommends, as do many others, that you try to keep an iPhone battery between 40 and 80 percent charged. Topping up to 100 percent isn't optimal, although it won't necessarily damage your battery, but letting it regularly run down to 0 percent can prematurely lead to a battery's demise.
Takedown request   |   View complete answer on macworld.com


How low should my iPhone battery health be?

At What Battery Health Percentage Should I Replace My iPhone Battery? Your iPhone should retain up to 80 percent of its original battery capacity after 500 complete charge cycles. Once the battery health percentage drops below 80 percent, the amount of charge your battery can hold starts to diminish.
Takedown request   |   View complete answer on appletoolbox.com


At what percentage should I charge my phone?

When should I charge my phone? The golden rule is to keep your battery topped up somewhere between 30% and 90% most of the time. Top it up when it drops below 50%, but unplug it before it hits 100%. For this reason, you might want to reconsider leaving it plugged in overnight.
Takedown request   |   View complete answer on techadvisor.com


How I Maintain 100% iPhone Battery Health



Should I charge my phone at 50 percent?

Charge Regularly

To get the most out of your smartphone's battery, you'll need to charge it properly. Most Smartphones have a lithium-ion battery that lives longer when charged regularly. Unlike the nickel batteries used in older phones, lithium-ion batteries do best when kept above a 50 percent charge.
Takedown request   |   View complete answer on samsung.com


Should I only charge my phone to 80?

Don't charge to 100 percent

A good rule of thumb seems to be to never charge your phone up to more than 80 percent of capacity. Some research shows that after 80 percent, your charger must hold your battery at a constant high voltage to get to 100 percent, and this constant voltage does the most damage.
Takedown request   |   View complete answer on inc.com


Is 75% battery good for health?

If, for example, your Maximum Capacity is 75%, that indicates that a full charge now will last you as long as a new battery charged to 75% would. So if the new battery would last you for 8 hours, a battery with 75% capacity will last you for around 6 hours.
Takedown request   |   View complete answer on xda-developers.com


Is 80% battery health good iPhone?

Apple considers any iPhone with a battery capacity of 80% or above to be in optimal condition. In fact, Apple feels so strongly about battery health that its 1-year warranty covers any battery at 80% capacity or more. It's not unusual to see iPhones that, after one year, still have a battery capacity of 95% or above.
Takedown request   |   View complete answer on swappie.com


Is 70 percent battery health good?

Yes, 70% is extremely low.. usually at 80% battery health, that's already very low.. With 70%, I would expect the iPhone to have unexpected shutdowns and poor battery life.. so yes, get a replacement iPhone battery. You can teach yourself how to replace it or pay someone to do it.
Takedown request   |   View complete answer on quora.com


Is it OK to not charge iPhone fully?

Therefore, we recommend the following: Do not fully charge or fully discharge your device's battery — charge it to around 50%. If you store a device when its battery is fully discharged, the battery could fall into a deep discharge state, which renders it incapable of holding a charge.
Takedown request   |   View complete answer on apple.com


How do I keep my battery healthy?

Effective ways to maintain an Android device's battery health
  1. Make use of 'Power-saving mode' ...
  2. Restrict app usage on your Android Smartphone. ...
  3. Turn off 'location services' ...
  4. Enable 'optimized battery charging' feature. ...
  5. Use the 'Auto-brightness' feature. ...
  6. Don't use the iPhone in extreme temperatures. ...
  7. Use 'Low-power mode'
Takedown request   |   View complete answer on indiatoday.in


Does frequent charging damage phone battery?

Frequently charging the phone can harm the battery's life. Also, it is recommended that you charge the device from 0-80% and then unplug the charger. Moreover, it is better if you wait until your phone's battery level drops to 10% or below and then plug it in for charing.
Takedown request   |   View complete answer on onsitego.com


Is the 40 80 battery rule real?

This rule discourages charging your battery fully to 100%, and you should not let it run dry to zero percent before you recharge it. Lithium batteries mainly used on laptops work best between 40 percent to 80 percent.
Takedown request   |   View complete answer on whatsabyte.com


Is 85 battery health Good For You?

In general, if your iPhone's battery health is at 85% or 90%, your phone should still be operating at an optimum level for another six months to a year. Keep in mind also that certain things could cause your battery and phone to malfunction, such as extreme heat or cold.
Takedown request   |   View complete answer on gadgetgone.com


Can I charge my iPhone at 50?

Therefore, we recommend the following: Do not fully charge or fully discharge your device's battery — charge it to around 50%. If you store a device when its battery is fully discharged, the battery could fall into a deep discharge state, which renders it incapable of holding a charge.
Takedown request   |   View complete answer on apple.com


Is 81 a good battery health?

81% in 2 years time is quite good actually. I would bump on Minho's advice and get your battery replaced while it's still cheap.
Takedown request   |   View complete answer on forums.macrumors.com


Is 80% a good battery health?

When the battery health is below 80%, battery replacement is recommended.
Takedown request   |   View complete answer on istyle.com.lb


Is 86 a good battery health?

It's good to 80%.
Takedown request   |   View complete answer on forums.macrumors.com


How long will 70 battery last on iPhone?

This means that if the Low Power mode uses 70 percent of the power in standard mode, the battery should last 1.43 times as long. A 14 hour battery life would be 20 hours. That's not too bad.
Takedown request   |   View complete answer on wired.com


Is 89 battery health good for iPhone?

That's decent. All battery degrades over time. If you have 89% maximum capacity left, you can see it says, “your battery is currently supporting peak performance,” or something similar. It means the iPhone is still performing as good as new with that battery.
Takedown request   |   View complete answer on quora.com


What percentage does Apple replace battery?

A normal battery is designed to retain up to 80% of its original capacity at 500 complete charge cycles when operating under normal conditions. The one-year warranty includes service coverage for a defective battery.
Takedown request   |   View complete answer on support.apple.com


Should I charge my phone to 85?

Hamilton says that you should only be partially charging your phone to slow down the depletion of your batteries life cycle. She says the sweet spot to keep your battery charged is at 25-85 percent. “Lithium-ion batteries can be stressed at the extremes.
Takedown request   |   View complete answer on rd.com


Is it OK to charge phone at 60?

Experts agree that keeping your phone's battery between 30 and 80 percent most of the time is the sweet spot for promoting its longevity. There is no danger in using your phone while it's charging. This myth comes from fears about batteries overheating.
Takedown request   |   View complete answer on xfinity.com


Is it okay to unplug phone at 80?

This is supposed to optimally prolong the battery's lifespan. Realistically, it's not easy to stop the phone from... According to Cadex (the world's largest manufacturer of battery testing equipment), who should know, 50% to 80% is ideal for lithium batteries. 40% to 80% isn't too bad.
Takedown request   |   View complete answer on androidcentral.com
Next question
Is Thunderbird a roamer?