In this motorola moto G Mobile phone you getAndroid OS v4.3(Jally bean) this is old virsion but good from my view and this virsion is upgreadeble to v5.1.1(lolipop), there are Qualcomm MSM8226 Snapdragon 400 Chipset in this mobile phone And Quad core 1.2GHz Cortex A7Processor.
With 1 GB Ram It Help you to run mobile fast and good there are two model in this mobile phone in one You Will Get 8GB Rom And In One You Get 16 GB Rom, You Can Do Best Photography and video graphy with it’s 5 MP rear and 1.3Mp Front camera