I have redmi on my hand , So it is best phone.
You can purchase this phone for gaming or as business phone. It has very good battery.
For gaming it has power processor 10 core snapdragon.
Camera is very good , video recording is average. Everything inside phone is very powerful battery goes full day heavy usage.
You don’t need to carry your charger all over time.
I it my personal best phone.
I love xiaomi redmi note 4.