If you're playing Pokémon Go, you'll know how draining it can be on your phone's battery. Every player's worst nightmare is finally tracking down that all elusive, rare Pokémon you've been hunting for for months and then your phone dying when you try to catch it.
One solution is to get one of our best Pokémon Go battery packs - but you also want your phone to have good battery life when playing one of the most popular mobile games right now.
We decided to put six of the best flagship phones on the market - phones you chose on our YouTube channel - to the test and find out which is the best for battery when playing Pokémon Go.
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James is Managing Editor for Android Police. Previously, he was Senior Phones Editor for TechRadar, and he has covered smartphones and the mobile space for the best part of a decade bringing you news on all the big announcements from top manufacturers making mobile phones and other portable gadgets. James is often testing out and reviewing the latest and greatest mobile phones, smartwatches, tablets, virtual reality headsets, fitness trackers and more. He once fell over.