Qualcomm has a trio of new Snapdragon processors that will power a new wave of mass-market Android smartphones. The new entries include the Snapdragon 429, 439 and 632, which supplant the Snapdragon 425, 430 and 626 respectively.
Starting from the bottom and working our way up, the Snapdragon 429 is a quad-core SoC featuring Cortex A53 performance

Source: Hot Hardware – Qualcomm Launches Snapdragon 429, 439, And 632 SoC Trio For Mainstream Phones