64Mp. (Not sure about the sensor proportions.....?)Some fancy WiFI stuffMid 2019 Nothing that I can find on the Leica USA pages...... Leica has apparently split the camera marketing into (more than?) 4 parts by lens mount.... CL, M and TL, SL , and S. The S stuff is pretty thin on the usa site...... Frank Filippone Red735i at verizon.net