BATTERY TEST iPhone 5s vs Galaxy S4 vs Nokia Lumia 1020 HD

In this comparison video we have the Galaxy S4, the iPhone 5s and the Lumia 1020, lets find out which one has the best smartphone battery! Our other 3 Video from the endslate: -Part 1 http://youtu.be/LoaCEgzYRnk -Part 4 http://youtu.be/1gJ0gxkhE_Y -iPhone 5s Scratchtest http://youtu.be/1PCi8j6zs3U Hi, my name is Alex and you´re watching my channel HelperSydrom. Welcome! This is where my buddy Chris and I upload videos of the latest smartphones, tablets, accessories and apps! Why? Because we love all that stuff and youtube is a fun place to share our passion :) By the way, you can watch most videos in German on our other channel called MrHelferSyndrom. Why just be a viewer when you can be a contributor? If you like what we do, you can help us keep the lights on by donating via paypal. Any donation is much appreciated and will be given special thanks! https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=NA9ZJKHMLF39U If you are a video creator too and interested in a collaboration just contact us (we live in Berlin and Munich Germany, but video projects over distance are also possible)! If you are a company and would like to see your device or product reviewed on this channel please contact us at acbusinesscontact [at] gmail.com