There are many reasons why some smartphones are lower priced than others. I know I like my budget phones -- I've never spent more then $45 on a phone, but I admit many of them don't have the longest life either.
https://www.youtube.com/watch?v=yCkwXKRRHHs
"WIFI Enabled Tea Kettle? Shake hands with the internet of shit. What could possibly go wrong? ="
99% of lead that is used for batteries is recycled.
"Visually both microprocessor and microcontroller almost look identical but they are different in many aspects. They are different in terms of the application in which they are used, processing power, memory, cost and power consumption."