Deep Socket

If a telly has HDMI sockets in its spec does that mean it can handle Deep Colour?

The Toshiba 46ZF355d has 3 HDMI sockets according to the Toshiba site.
And the 46XF355D has three HDMI deep colour sockets specified.

I understand that the Toshiba 46ZF355d is a newer model than the 46XF355D so it is strange it [...]