Nikon and Canon aren’t yet done with DSLR announcements. In terms of specs the new D780 (UPDATE: now announced and available here) is the direct competitor of the Sony A7III. Here are the specs
・The Nikon D780 is a high-performance full-frame DSLR aimed at both creative photographers and videographers.
・F-mount lenses. 24.5 MP full-frame CMOS sensor. EXPEED 6 image processor. The same 180K-pixel RGB sensor and Advanced Scene Recognition system as the D850.
・The 51-point Phase-Detection AF system is sensitive down to -3 EV. You get flagship tracking capabilities and quick switching between advanced AF modes.
・The 273-point Hybrid-AF system is sensitive down to -4 EV, or down to -6 EV in Low-Light AF.1 Eye-Detection AF is available when shooting stills.
・Shoot at up to 7 fps with AF/AE, or up to 12 fps in Silent Live View Photography mode. Users get full resolution images, even when shooting in RAW.
・The D780 boasts a wider ISO range than the acclaimed D850. Work with ISO 100–51200, extendable up to 204800 and down to ISO 50.
・Shoot ultra-high-resolution 4K/UHD footage at 30p/25p/24p with zero crop factor. Record in N-Log or capture rich Hybrid Log Gamma (HLG) footage.
・The 0.70x optical viewfinder gives a wide field of view and 100% coverage. The tilting 2359k-dot LCD monitor offers touch shutter release and AF.
・In-camera time-lapse. 2 MP stills at a blazing 120 fps. In-camera digitising menu. And more.
・The camera’s high-speed data-transfer capabilities and wireless connectivity make it easy to get images out there. And SnapBridge lets users share JPEGs and RAW files with any smart device.
EOS-1D X Mark III
・20.1 megapixel full-frame sensor with huge dynamic range and ISO sensitivity
・DIGIC X image processor For blazing speed and superb image quality
・Real-time, lag-free, no-delay. An optical viewfinder shows events as they happen
・Up to 20fps continuous shooting. Capture at 20fps in Live View mode and at 16fps when using the optical viewfinder
・Deep-learning autofocus. Programmed with real-world data from professional photographers.
・5.5K Raw video. Capture video footage with the ultimate in image quality
・Filmmaking at 4K/60p. Capture full-frame video at up to 4K resolution and 60 fps with Canon Log and H.265
・Smart controller. Adds fast intuitive control of AF point selection, even when wearing gloves.
・Dual Pixel CMOS AF. Focuses with lightning speed when shooting stills, and smoothly when capturing video
・Gigabit Ethernet and built-in Wi-Fi + Bluetooth. Let you get connected wherever you are, and get your pictures to the client first.