Gadget wigets continued

Why are not all Gadget widgets the same of HF predictions?

and

http://rigreference.com/solar

don't always show same traffic lights colors.
badge one has an explanation at http://www.hamqsl.com/solar2.html
that I'm trying to understand. but does not have any explanation I can find.
I'm going to compare them to what I hear on my trusty Sony portable and let you know which is more accurate.