DJ12C-A01SG (S) is an entry level model of soya maker. DJ13C-D08SG is an advance level model of soya maker with Ultra Fine Grinding & 360 degree Surrounding heating for more even cooking, resulting in extra fine and fragrant soya milk. Though it may appear that DJ12C-A01SG (S) has more functions, it does not have the Jam or Porridge function. DJ13C-D08SG can cook everything that DJ12C-A01SG (S) can. In addition to Jam & Porridge, it also has a one touch Easy Washing function, Double Thick function and a Progress Bar indicator that are not found in DJ12C-A01SG (S).