Which smartphone should i buy? - 1

So i have decided to get a new smartphone, but my budget is kinda low. I need a reliable phone which can run most games, has nice rear and front camera and which won't get laggy after time. I want it to be fast and open apps easily my choices are:

Huawei g620S
http://www.gsmarena.com/huawei_ascend_g620s-6677.php

Samsung Galaxy S3 Neo
http://www.gsmarena.com/samsung_i9300i_galaxy_s3_neo-6289.php

LG Spirit
http://www.gsmarena.com/lg_spirit-7052.php

Lenovo S580 (my budget is most suitable for this)
http://www.gsmarena.com/lenovo_s580-6787.php

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