Nub is z11 has the best camera under rs 15000 segment. The camera outperforms many smart phones even the ones priced around rs 30000. The camera performance is outstanding in both day light and low light photography. Coming to the design l, the phone feels and looks good. When going to the performance side, the phone has a snapdragon 615 coupled with android lollipop which is truly outdated and getting future android versions is something future will tell. If you are a photography enthusiast and has a budget around 15000 then go for it otherwise skip it if you want an overall performer.