Check out this infographic from NoWhereElse that summarizes current rumors for the iPhone 6.
Some of the rumored features with the highest probabilities include: ● 4.7-Inch Display (100%) ● Ultra slim iPod touch like design (95%) ● Over 1GB of RAM (80%) ● 1704x960 px screen resolution (75%) ● Better front facing camera (75%)
Take a look at the infographic below for more details...
If you are referring to the plastic toys, it's going to be the same size as this one probably but the real name for the next one is f because f stands for failure.
Why would Apple make home machines? There are several to choose from and you don't know which are bad or good or better than another. Apple is doing good as they are already for on the go technology.