I will talk in Pros and Cons
Pros: 1) Snapdragon 615 Processor is decent and offers good performance in gaming and everyday usage, it runs miui smoothly.
2) Camera quality is good with good details on both cameras, it has the best camera in its price range.
3) Dual sim device with good network reception and call clarity.
4) miui has tons of features.
5) Battery life is good.
6) Compact design with good build quality.
Cons:
1) 16gb with no sd support.
2) Overheating( heats up fast even when browsing or using camera, temperatures reach 50+ degrees when gaming)