Os rumores mencionados no link são esses abaixo (não consigo traduzir agora):
1. The Bluetooth chip of
Switch 2 still supports existing Joy-Con and Pro controllers, and still features HD vibration (ALPS dual-axis linear motor).
2.
Switch 2 has backwards compatibility with
Switch 1 cartridges, but
Switch 2 cartridges will be different and won’t fit on a
Switch 1.
3. The new joycons are larger and are magnetically attached to the console with an electromagnet. The SL and SR buttons are metallic now, and there’s a new button behind each joycon (location where the button is) and a new button below the home button on the right joycon (location where the button is)
4. The dock still has an USB-C port and will also support 4K image output.
5. The new kickstand also has a damping bracket on the back for improved angle adjustment.
6. The screen is bigger, up to 8 inches and the resolution is upgraded to 1080p.