I am at 1,192 cycles and 85.6% design capacity. 2015 MacBook pro, I guess the air's battery doesn't age as well. I have the same model with +1000 cycles, battery health is around %65. Usage really matters in this case. I am at about 95.2% after just 75 cycles on my 2020 16" MBP. My 15" MacBook Pro is older. My battery's health is 90% and it has been through 27 cycles. I get about 1.5 - 2 hours of battery life from a full charge when doing heavy development, about 2.5 - 3 hours doing light web-surfing on a wired connection with lower CPU usage. The call was still going on, and since I didn’t want to leave abruptly, by 9.38 pm, I caved and plugged in the power cable. I chose 9.38 pm because since I started at 8.38 am, the Macbook Pro M1 gave me a solid 13 hours of battery life throughout the day. The average MacBook Air lasts for 5-7 years. However, with care, it can last much longer. With heavy use, i.e., heavy graphics usage, heavy processing applications, and leaving the computer plugged into a charger for extended periods of time, you will likely be on the lower end of the timespan. That being said, keeping your MacBook constantly at 100% isn’t great either. You can use something like AlDente to manually set a max. percentage. If you set it to, say, 85%, the battery will only charge up until that point—after that, your MacBook will continue to use energy from the adapter to run itself. JamesGecko. Gone are the days when a laptop charge would only last a few hours. Apple on Tuesday said that its new MacBook Air will have 15 hours of battery life for wireless web browsing. ENYvx3. It's generally not stressful on cpu/heat. I can't tell if it affects the battery at all. I could do photoshop on energy saver as well and it wasn't a big deal. 16-24 meg raws are what I was working with. My M1 air goes from 100% battery to 25-30% over a 12 hour day. Screen at 40% brightness - no energy saver. Quick Links The Obvious Sign: Reduced Battery Life macOS Battery Service Warning High Cycle Count and Poor Battery Health Unexpected Shutdowns or Overheating What to Do About Your Failing Battery Keep Your MacBook Battery in Great Condition It doesn't matter how well you treat your MacBook, your battery won't last forever. Still one year later the battery has not degraded at all and I still get 3-4 hours of battery life with full performance settings, but now the message has changed from "Service Battery" to "Replace soon", after this there is still a "Replace now" message. I just tested this last battery, after booting in Safe Mode, disabling browser extensions, I ran a youtube video in a tab. Only. Brightness was down to about 60%. In 90 minutes, it ran down the battery from 79% to 17%--a 62% loss of battery capacity! And with battery health management, your Mac notebook can take battery optimization even further. Your battery's maximum capacity. Maximum battery capacity measures the device battery capacity relative to when it was new. A battery will have lower capacity as the battery chemically ages which may result in fewer hours of usage between charges. If you plan to store your device for longer than six months, charge it to 50% every six months. Depending on how long you store your device, it may be in a low-battery state when you remove it from long-term storage. After it’s removed from storage, it may require 20 minutes of charging with the original adapter before you can use it." Reply.

how long does a macbook air battery last