Question: what is the difference between the keurig k525 and k575?
Answer: The Bottom Line So, as you see, in essence, there's no physical difference at all between the Keurig K525 and the K575. So, what sets the K525 and the K575 apart? A water filter starter kit and the price… that's all. The K525 is slightly cheaper than the K575 with the filter kit.