I sold my 3401 and gg6 2nd gen. Retained my pcxp. Using it once a month for 3years now. Microfiber pads, m105 and d300 revolutionized random orbital polishers. In tempted to get the gg6 3rd gen
It's a good and cheap product. There are pros and cons. The shine it gives is ok. For me, it can't match the looks of p21s 100. 845 is easy on easy of. But i need to warm or heat up the bottle before application using my pcxp