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Firefox vs Opera Browser: What are the differences?


Here are the key differences between Firefox and Opera Browser.

  1. User Interface: Firefox has a more minimalist and user-friendly interface, whereas Opera has a sleek and modern design with customizable features, making it visually appealing to users.

  2. Extensions and Add-ons: Firefox has a vast collection of extensions and add-ons available through its Firefox Add-ons store, providing users with extensive customization options. While Opera also has add-ons, its library is not as extensive as Firefox's collection.

  3. Privacy and Security Features: Firefox is known for its strong emphasis on privacy and security, with features like tracking protection, privacy mode, and regular security updates. On the other hand, Opera browser also prioritizes privacy with built-in ad blocker and VPN, offering users a secure browsing experience.

  4. Syncing and Cross-Platform Compatibility: Firefox Sync allows users to sync their bookmarks, history, passwords, and other settings across multiple devices seamlessly. Opera browser offers a similar syncing feature, Opera Sync, ensuring a consistent experience across various platforms.

  5. Performance and Speed: Firefox is renowned for its speed and performance, especially with its Quantum project that significantly improved the browser's speed. Opera, on the other hand, is known for its fast browsing experience, particularly with features like Turbo mode that boosts browsing speed on slow connections.

  6. Innovative Features: Firefox is known for innovations such as Pocket integration for saving articles, Picture-in-Picture mode for video playback, and containers for better privacy. Opera stands out with unique features like built-in messaging apps, integrated social media tools, and a built-in currency converter.

In Summary, Firefox and Opera browsers differ in user interface, extensions, privacy and security features, syncing capabilities, performance, and innovative functionalities.

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Pros of Firefox
Pros of Opera Browser
  • 14
  • 13
    Open source
  • 11
  • 11
  • 10
  • 9
  • 8
    Account sync
  • 7
  • 7
  • 7
  • 6
  • 4
    Smooth autoscroll
  • 4
  • 3
  • 7
    Twitter, Messenger, WhatsApp, and Instagram built in
  • 6
    Add extensions to sidebar
  • 6
    Player, and My Flow
  • 6
    Multiple Workspaces
  • 5
  • 5
  • 4
  • 3
    Speed Dial Built In
  • 2
    Add websites integrated to opera
  • 1
    Highlight search results in web pages
  • 1
    Search highlight inside site

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Cons of Firefox
Cons of Opera Browser
  • 5
  • 3
  • 1
    It is now silencing voices
  • 2
    Memory hungry
  • 1
    Developer version might provide a better experience 4 u

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What is Firefox?

A free and open source web browser developed by The Mozilla Foundation and its subsidiary, Mozilla Corporation. Firefox is available for Microsoft Windows, macOS, Linux, BSD, and more.

What is Opera Browser?

It is a secure, innovative browser with a built-in ad blocker, free VPN, units converter, social messengers, battery saver and much more - all for your best browsing experience.

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What companies use Firefox?
What companies use Opera Browser?
See which teams inside your own company are using Firefox or Opera Browser.
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What tools integrate with Firefox?
What tools integrate with Opera Browser?

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What are some alternatives to Firefox and Opera Browser?
Google Chrome
Commonly known simply as Chrome. It was first released in 2008 for Microsoft Windows, and was later ported to Linux, macOS, iOS, and Android.
A fully functional browser on its own and supplies the vast majority of code for the Google Chrome browser.
It is a fast, private and secure web browser for PC and mobile. It blocks ads and trackers. It prevents you from being tracked by sneaky advertisers, malware and pop-ups.
It is faster and more energy efficient than other browsers. Handy tools help you save, find, and share your favorite sites. Built-in privacy features help keep your browsing your business.
Microsoft Edge
It is a fast and secure browser designed for Windows 10. Microsoft Edge comes exclusively with Windows 10 and cannot be downloaded or installed separately. It has easy tools to preview, group, and save tabs. Quickly find, manage, and open tabs you set aside without leaving the page you’re on.
See all alternatives