1) Xiaomi Redmi Note 3 (1.8 GHz, Hexa Core, Qualcomm Snapdragon 650 Processor, GPU Adreno 510)

2) Lenovo Zuk Z1 (2.5 GHz, Quad Core, Qualcomm MSM8974AC Snapdragon 801 Processor, GPU Adreno 330)

Does Number of core matters or clock speed matters?

Please help me. I need to buy a phone.

See More: Which would be better?