Here is a quick update on upcoming Canon full frame mirrorless cameras and Nikon full frame mirrorless cameras.
Canon Full Frame Mirrorless Camera:
The first Canon full frame mirrorless camera will be announced before Photokina 2018. It will have a brand new 30.4MP full frame sensor, same MP as 5D Mark IV, but not the same sensor. The second Canon full frame mirrorless camera will be announced in 2019. You can see rumored specs of Canon full frame mirrorless cameras.
Nikon Full Frame Mirrorless Camera:
The first Nikon full frame mirrorless camera will be announced next week, it will be 45MP full frame sensor, US price around $4,000, release date in late August to early September. The second Nikon full frame mirrorless camera will be announced in September before Photokina 2018, it will be 24MP full frame sensor, US price around $2,500. You can see rumored specs of Nikon full frame mirrorless cameras.