I want to compile a list of phones that people have been using to play Pokemon Go without any lag, hopefully it can help other people deciding on a phone if they're planning to buy a new phone. Obviously people have different Apps running on the background, so use this as a basic guide only.
Supported devices (from Niantic Labs website 15/7/16)
Android
- Android 4.4 to Android 6.0.1
- (Android N will not supported until the official Android release)
- resolution of 720x1280 pixels (Not optimized for tablet)
- Strong internet connection (Wi-Fi, 3G, or 4G)
- GPS and Location Services
- Intel CPUs are not supported (I believe the latest update now supports Intel CPUs)
iOS
- iPhone 5+
- iOS 8+
- Strong internet connection (Wi-Fi, 3G, or 4G)
- GPS and Location Services
- Jailbroken devices are not supported
To start off, I've got a Sony Xperia M4 Aqua and sadly it lags quite a bit.
Phone: Sony Xperia M4 Aqua
CPU: Snapdragon 615
RAM: 2GB
OS: Android 5.1 (Lollipop)
5s. Works great but battery drains quick