what is the difference between staph and strep bacteria
Making the world better, one answer at a time. The main difference is that staph infections and strep throat are cause by two different strains of bacteria. Staph infections are caused by Staphylococcus bacteria, and strep is caused by Streptococcus bacteria.taph infection is and infection caused by Staphylococcus aureus bacteria. You can get a staph infection usually from skin to skin contact. It is super common and finds its wa â¦ y in the body thru an open cut/break in your skin, mouth, nose, lungs etc.