The Canon EOS 90D is a mid-to-high-end DSLR camera. It's a successor of Canon EOS 80D, it's a good camera for action and wildlife photographers.
This product has a few upgrades against its predecessor. It has a new CMOS sensor of 32.5 megapixels instead of a 24.2 sensor on the 80D. It uses a newer DIGIC 8 Processor, but its predecessor uses DIGIC 6. It has eye detection AF & spot AF and a new AF joystick. This camera can do focus bracketing, but its predecessor can't. It can shoot up to 10 fps continuous, while its predecessor shoots at 7 fps. It has Bluetooth, but without NFC, while its predecessor has no Bluetooth, but has NFC.