Just seen your reply, I'm located in the UK and yes I do use turbo. However, I am now going to stop using Opera because it no longer supports Acrobat reader which I use a lot and I don like the chrome pdf reader. It is too restrictive so after 6+ years I'm bidding farewell to Opera
The speed dial can be changed with the zoom function just like any other webpage. Unfortunately it simple makes everything bigger, not just the icons. I like it though. I generally use it at 130%. It even saves this setting when you exit.