From brochures both UX180 & UX90 have MOS sensors, not CMOS
http://pro-av.panasonic.net/en/sales_o/news_info/news2016/20160907.html
http://pro-av.panasonic.net/en/sales_o/broch_pdf/ag-ux180.pdf
http://pro-av.panasonic.net/en/sales_o/broch_pdf/ag-ux90p.pdf
Oh, ok, I was just going by what it said on B&H
https://www.bhphotovideo.com/c/search?atclk=Brand_Panasonic&ci=16763&N=4256818817+4291296566