How Long Will My Battery Last?

plugging in a phone before it dies

If you've just dropped hundreds or even thousand on a new iPad Air or other battery powered device, you'll want to find out how long it's battery will last you.

To figure out exactly how much life your battery has ahead of it, a number of factors need to be considered. Things like daily usage, device type (laptop, smartphone, or tablet) and climate you live in can greatly impact the amount of time you have left before your beloved device kicks the bucket.

My simple but effective batter calculator can help you answer the age-old question how long will my phone battery last?

Battery Life Calculator

Battery Capacity (mAh):
Device Type:

Average Use (hours/day):
Average Ambient Temperature:
Celius or Fahrenheit

If you're unsure of what the battery capacity of your device is, check out my quick reference guide below.

Device Name Battery Capacity (mAh)
iPhone 12 2,815
iPhone 12 Mini 2,227
iPhone 12 Pro 2,815
iPhone 12 Pro Max 3,687
iPhone SE (2020) 1,821
iPhone 11 3,110
iPhone 11 Pro 3,046
iPhone 11 Pro Max 3,969
iPad Air (4th gen) 7,606
iPad Mini (5th gen) 5,124
Samsung Galaxy S20 4,000
Samsung Galaxy S20+ 4,500
Samsung Galaxy S20 Ultra 5,000
Samsung Galaxy Note 20 4,300
Samsung Galaxy Note 20 Ultra 4,500
Samsung Galaxy S10 3,400
Samsung Galaxy S10+ 4,100
Samsung Galaxy S10e 3,100
Samsung Galaxy Note 10 3,500
Samsung Galaxy Note 10+ 4,300
Google Pixel 5 4,080
Google Pixel 4a 3,140
Google Pixel 4 2,800
Google Pixel 4 XL 3,700
OnePlus 8 4,300
OnePlus 8 Pro 4,510
OnePlus 7T 3,800
OnePlus 7T Pro 4,085
LG G8 ThinQ 3,500
LG V60 ThinQ 5,000
Motorola Edge 4,500
Motorola Edge+ 5,000
Huawei P40 3,800
Huawei P40 Pro 4,200
Sony Xperia 1 II 4,000
Nokia 8.3 4,500

Matt Irving is the CEO of Super Easy Tech, LLC.
Matt is the CEO of Super Easy Tech and creator of Super Easy CRM. He is a passionate software engineer, tech blogger, and gamer. Feel free to connect on any of the platforms listed below.

Posted by: Matt Irving on 8/15/2023