Tecno N7, F7, Gionee E3, G2 Gpad & Infinix 450: Which Phone Is The Best One?

Am the most confused person right now, truely to many phones to choose from. I wanted to order for a phone on aliexpress until a friend of mine took me to slut and i saw there are better phones to buy better than most of the rubbish you see on aliexpress. besides i dont trust all those stuffs, now back to the matter. I sadly dont know which fone to choose. i am like super confused, i never knew there is so much competition in the market. It has even come that am begining to like that china phone tecno So please help me choose a phone. 1). Tecno n7 2). Tecno f7 3). Gionee e3 4). Gionee g2 gpad 5). Infinix 450 The price and specs would be best. I don't like al thouse 512 mb ram am hearing about, and I need something with a good battery and color. Thanks in advance