Opera is an innovative browser that focus on implementing new technologies without dropping simplicity and ease of use, speed and security; supporting and contributing to open web standards. It offers a highly customizable start page (Speed Dial) where you can set your top sites and bookmarks and get news content recommendations. On the side bar you have access to "workspaces" to easily switch between groups of tabs, popular services like Whatsapp, Facebook and Telegram, etc.
- Firefox is focused on privacy and it is open-source. Opera is closed-source and it is owned by a chinese company.. Not so private...
- Innovative features, good extension support, stable
- Opera has so many new features in the new update 42 comes with the new sidebar,new animations and more features and it has a very nice design