The bigger the solar panel the higher the voltage

Twice bigger is not used by native English speakers, as far as I know. It makes little sense to me. Twice as big clearly means double the size, so that one’s fine.

Children do sometimes use the comparatives "bigger" or "littler": when I was at infant school (aged five) I remember we used to talk about the "bigger children", who were …

Greater, higher, and larger are common choices to describe proportions and amounts; bigger does not sound idiomatic - I''m not sure why. proportion of

Hello I am in need of help about the adjectives which are usually used with, a number, a rate and a percentage, I have concluded that A number can be higher/lower, …

Their house is about three times as big as ours. Do you use "comparative" (bigger than) in this type of sentences?

bigger than the whole skySalt streams out my eyes and into my ears, Every single thing I touch becomes sick with sadness …

Not bigger than = negative of bigger than (would be used if there had already been a suggestion that one thing was bigger than another) They mean the same in practical terms, …