Canon EOS 77D no relation new T7i
New 24.2-megapixel CMOS sensor with Dual Pixel CMOS AF, instead of Hybrid CMOS AF III.
Canon released the Dual Pixel CMOS AF version in EOS 77D, EOS 80D, EOS 200D, EOS 800D, and also M6 it is the world's fastest AF focusing speed of 0.03 second.
45 cross-type AF points, compared to 19.
DIGIC 7, standard ISO 100–25600, H:51200 (DIGIC 6, ISO 100–12800, H:25600 on the 760D)
High-speed Continuous Shooting at up to 6.0 fps
Built-in NFC, and Bluetooth.
1080p at 60/50 fps video recording capability
Movie Electronic IS (electronic stabilisation for movies)
Built-in HDR and time-lapse recording capability
Inherited AF-ON button from mid-line and pro-line.
15 Custom Functions with 44 settings settable with the camera
By default, the 77D uses Canon's standard UI, but it can be switched to the more beginner-friendly graphic UI also found in the new T7i if desired
Compatible with Bluetooth remote BR-E1
no relation