Survey Says: Top Opera or Firefox? results, Computers Survey Selectsmart.com The top 2 Opera or Firefox? results of 168 participants. Percentages indicate the frequency of the self-selected participants' top results for Opera or Firefox?. #1 54.2% Mozilla Firefox #2 43.5% Opera Privacy statement. © 1999 - 2024 Selectsmart®.com Do not copy without written permission. All Rights Reserved. SelectSmart® is a registered trademark.