Iphone 7plus is upgraded version of iphone 6s which contains major improvements in camera as apple introduced depth effect and dual camera which captures amazing photos in low light, apple has drastically improved their processor supported by A10 fusion chip which works better than any andriod phone though front camera is also improved and apple tends to improve dynamics of their current device in future by introducing upgraded version of 7plus. Apple has also shown some improvents in their ios version with thought of giving their customers a better device then before in terms of performance.