I have got a Sony nex 3 twin lens had for nearly 2 years I am wanting to progress up to dslr mostly taking pics of my son and when we go out Been looking around playing with them in shops but still don't no what's best to get I have 700 budget was told cannon 600d or Nikon d5100 but also looking at the Sony slt 57 or65 but still non the wiser so just like people's views on them or any other cameras thanks for reading this Gary