LG G6 battery life test results are out: can a 3,300 mAh battery handle a 5.7" screen?

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The LG G6 is an exciting phone: the first mainstream phone with a 'full-screen', 5.7-inch display, it's actually smaller than last year's 5.3-inch LG G5. This became possible because of the new, taller and narrower, 2:1 display, but including such a bigger display meant LG had one more battery challenge.

A phone's display is usually the number one source of battery drain, so that's why we were curious to see the LG G6 battery life. The G6 features a 3,300 mAh battery, a big increase from the 2,800 mAh cell on the G5. Increasing the battery capacity is a great move on LG's part: poor battery life was the G5's weakest point, and we went into our battery testing with high hopes that LG has improved this year around.

So how is the LG G6 battery life?

Unfortunately, it is nothing to write home about: the LG G6 scores a score of 6 hours and 20 minutes of battery life on our test, slightly better than the G5 and G4. What does that mean for you? We have been living with the phone for the past two weeks or so, and we have found that it gets us through a full day of use and even lasts a bit more, but we have not been pushing it to its limits. If you start playing more games and taking more pictures you might need to recharge before the end of the day, but if you use your phone moderately, you should not worry about getting through a day without a trip to the charger. 

LG G6 Battery Life


Battery life(hours)Higher is better
LG G66h 9 min(Poor)
LG G55h 51 min(Poor)
LG G46h 6 min(Poor)
Apple iPhone 77h 46 min(Average)
Apple iPhone 7 Plus9h 5 min(Good)
Samsung Galaxy S76h 37 min(Average)
Samsung Galaxy S7 edge7h 18 min(Average)
LG V206h 23 min(Poor)
OnePlus 3T5h 41 min(Poor)
Google Pixel7h 45 min(Average)

In our benchmark comparison, you can, however, see that the LG G6 is outlasted by Apple's iPhone 7, the Samsung Galaxy S7 and the Google Pixel. The difference is not huge in some cases, but it is there. Interestingly, the LG G6 lasts almost as much as the earlier released LG V20.

Full Charge(hours)Lower is better
LG G61h 37 min
LG G51h 16 min
LG G42h 7 min
Apple iPhone 72h 21 min
Apple iPhone 7 Plus3h 17 min
Samsung Galaxy S71h 28 min
Samsung Galaxy S7 edge1h 39 min
LG V201h 26 min
OnePlus 3T1h 25 min
Google Pixel1h 59 min

The next thing we look when we measure battery performance is charge times: how much time it takes for the in-the-box wall charger to fully charge up the phone's battery. The LG G6 is quick to recharge, but it's not among the fastest: it takes 1 hour and 42 minutes for a full charge. This is slightly faster than the Google Pixel and much faster than the iPhone 7, but it's slower than the S7 and OnePlus 3T.

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TL;DR


At the end of the day, we have the following LG G6 battery life testing TL;DR for you:

  • LG G6 battery benchmarks do not impress
  • In real-life, though, it has great stand-by
  • We get one day and even slightly more with average use
  • It is fast to charge, but not the fastest out there

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