You should buy this smartphone because it is a best smartphone under 6 thousand rupees budget. Redmi 5a is really desh ka phone, which is manufactured for indians, made for indians. Redmi 5a is best budget phone, with best specifications in 6 thousand.
Looks
Redmi 5a is very slim, and good looking smartphone.
Advantages
Redmi 5a is with 16 gb inbuild storage, and 2 gb ram.
Disadvantages
No fingerprint sensorI think it is a best phone, buy it. And enjoy the MI experience in low budget.