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Opera GX vs Firefox: which browser is better?

Opera GX has gaming features, while Firefox is a flexible, open-source browser with many add-ons.

You already know that Firefox is a popular web browser that works on a lot of different devices and has more than 10% of the market share for browser users. It is one of the best web browsers for all devices because it has great add-ons and privacy and security features.

On the other hand, Opera GX is a Chromium-based browser, but there are other browsers from other companies that work the same way. Opera GX is a PC browser made for gamers. It has some abilities that no other PC browser has. Opera and Firefox are two important websites that have changed to keep up with modern browsing trends. If you’ve been browsing for a while, you’ll agree that Mozilla Firefox was one of the most famous web browsers before Chrome and Internet Explorer came along.

If you know what makes Firefox and Opera GX different from each other, you can make better choices about which one to use based on your needs. The good thing about these sites is that they have been around for a while. Since then, they have gone through a number of changes and improvements that have made them even better. If you don’t know whether to use Opera GX or Firefox as your everyday web browser, our review will help you decide.

Opera GX vs Firefox Comparison Table

The differences between Opera GX and Firefox are shown in this table. Opera GX is good for gamers because it lets them control their resources and has built-in gaming features. On the other hand, Firefox puts privacy first and has a large library of add-ons that can be used to customize it and a lot of tools for developers.

FeatureOpera GXFirefox
Customizable InterfaceYesYes
Built-in Ad BlockerYesNo
Built-in VPNYes (Limited to 3 locations in free version)No
Resource Usage ControlYes (GX Control Panel for CPU, RAM, and Network)No
Gaming IntegrationYes (GX Corner for game news and integrations)No
Sidebar ExtensionsYes (Access to messaging and social media apps)Yes (via add-ons)
Speed and PerformanceFast, designed for gamingFast
Privacy and SecurityStandard privacy featuresStrong emphasis on privacy
Extensions and Add-onsLimited extension libraryExtensive add-on library
Cross-Platform SupportWindows, macOS, LinuxWindows, macOS, Linux
Syncing and AccountYes (Sync bookmarks, settings, and more)Yes (Firefox Account for sync)
Developer ToolsStandard developer toolsRobust developer tools
Open SourceNoYes
Community and SupportActive user forums and supportStrong open-source community support
Custom Search EnginesYesYes
Mobile VersionYes (Opera GX Mobile)Yes (Firefox for Android/iOS)
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Opera GX vs Firefox: User Interface and Customization

Opera GX vs Firefox

Opera GX is a browser that runs on Chromium and is made for players. It has a stylish and useful user interface that is both unique and can be changed. The usual theme for the browser is dark and red, but users can easily change it to something they like. Opera GX also lets you change the look of the browser, add your own widgets, and even make your own workspaces.=

Firefox is a browser that is not built on Chromium. It is known for being open source and caring about privacy. The browser’s user design is clean and modern, making it easy to get around. Firefox also has a lot of ways to make it your own. For example, you can change the browser’s theme, add your own plugins, and use CSS to change how the browser works.

FeatureOpera GXFirefox
User interfaceGaming-centric, dark theme with red accentsTraditional
Extensions and add-onsYesYes
Unique featuresBuilt-in RAM limiter, CPU limiter, Opera WalletBuilt-in screenshot tool, reading mode, extensive add-on library

I’ve spent a lot of time with both Opera GX and Firefox, and I’ve found that both of them let you change the way the user interface looks. But I like the customization choices in Opera GX better because they are more complete and easier to use. For example, Opera GX lets me make unique workspaces, which are basically different profiles I can use for different things. This is a very useful tool for me because it lets me keep my work browsing separate from my game browsing.

I also think that the tools that come with Opera GX are better than the ones that come with Firefox. For example, Opera GX has a Twitch widget built in that makes it easy for me to watch my favorite shows. On the other hand, I have to add a different extension for this in Firefox. Overall, I think Opera GX’s user interface and ability to be customized are better than Firefox’s. But either one is a good choice, and in the end it comes down to what you like best.

Opera GX vs Firefox: Features and Functionality

Opera GX and Firefox are both great web browsers with a lot of tools and options. But there are some big differences between the two sites, especially when it comes to the tools they come with, how they handle tabs, and how they protect your privacy and security.

Built-in tools

Opera GX is known for having a lot of tools built in, like a VPN, an ad blocker, and game tools like a RAM limiter and a CPU limiter. Firefox, on the other hand, is less cluttered and has fewer tools built right in. Firefox does, however, have a lot of add-ons that can add new features and functions.

Tab management

Both Opera GX and Firefox have good ways to handle tabs, but Opera GX’s Workspaces feature makes it stand out. This lets you group tabs into different areas, which can help you keep your browsing sessions organized. Firefox doesn’t have a Workspaces tool built in, but there are add-ons that can do similar things.

Privacy and security features

Both Opera GX and Firefox have strong tools to protect your privacy and keep you safe. Opera GX has a VPN, an ad blocker, and a tracker blocker already built in. Firefox also has a cookie blocker and a number of other settings that you can change to protect your privacy.

Syncing and cloud services

Both Opera GX and Firefox have syncing and cloud services, so you can keep your bookmarks, browser history, and passwords the same on all of your devices.

I have used both Opera GX and Firefox a lot, and I think they are both great computers. But I personally like Opera GX better. I like that it comes with a VPN and an ad blocker as well as a lot of other tools. I also like the Workspaces tool, which helps me keep my browsing sessions organized.

Opera GX vs Firefox: Compatibility and Cross-Platform Support

Opera GX is a fairly new browser, but gamers and other people who need a browser that can handle big loads have taken to it quickly. Since Opera GX is built on the Chromium engine, it works with most websites and web apps. However, Opera GX does not yet handle some newer web technologies and standards.

Firefox is a more well-known browser, and most websites and web apps work very well with it. Firefox also supports more web standards and tools than Opera GX. This is because Firefox doesn’t use the Chromium engine, so it doesn’t have the same restrictions.

In terms of cross-platform support, Opera GX and Firefox are both available for Windows, macOS, Linux, Android, and iOS, among other systems. But there are some important changes. Not all versions of Windows and macOS can run Opera GX. For example, Windows 7 and macOS 10.12 don’t have Opera GX. Firefox, on the other hand, works on all Windows and macOS versions, going back to Windows 7 and macOS 10.12.

FeatureOpera GXFirefox
Cross-platform supportExcellentExcellent
Supported platformsWindows, macOS, Linux, Android, iOSWindows, macOS, Linux, Android, iOS

Some versions of Android and iOS also don’t have Opera GX. For example, Android devices with Android 5.0 or lower or iOS devices with iOS 12 or lower cannot use Opera GX. Firefox, on the other hand, works with all Android and iOS versions, going back to Android 5.0 and iOS 12.

Overall, both Opera GX and Firefox are easy to use and work well with other platforms. But Firefox has a slight edge over Opera GX when it comes to supporting older versions of Windows, macOS, Android, and iOS as well as modern web technologies and standards.

Performance on Different Websites and Web Apps

Opera GX vs Firefox

I’ve been using both Opera GX and Firefox for a few years, and I’ve found that they both work well on a wide range of websites and web apps. But, based on your needs, there are a few key areas in which one browser may work better than the other. I’ve found that Opera GX and Firefox are about the same in terms of how well they work overall. Both browsers are quick and intuitive, and they can easily handle even the most complex websites and web apps. But if I had to pick one browser that performed slightly better generally, I would say that Opera GX is it.

Websites and web apps work well with both Opera GX and Firefox. But in a few rare cases, you may have problems with one browser that you don’t have with the other. Some websites, for instance, may use private technologies that not all browsers can handle. If Opera GX or Firefox doesn’t work well with something, you can generally fix it by switching to the other browser. But if you need to use a certain browser for a certain website or web app, you should check the browser’s support list first.

From my own experience, Opera GX and Firefox work just as well on most websites and web apps. But I do find that Opera GX is a bit faster and more responsive, especially when I’m using a lot of tabs or web apps that use a lot of memory.

Opera GX vs Firefox: Updates and Development

Opera GX is updated often. Every few weeks, new features and fixes for bugs are added. Firefox is also updated regularly, but not as often as Opera GX. Opera GX is still being made, and the people who make it are busy adding new features and making the browser run better. Firefox is also being worked on, but the makers are focusing more on making the browser safer and more private.

Since I’ve been using both Opera GX and Firefox for a few months, I’ve learned that each has its own pros and cons. Gamers should use Opera GX as their browser. It works quickly, has a lot of useful features, and is updated often with new features and fixes for bugs. But I’ve found that Opera GX can sometimes be buggy and use a lot of CPU and RAM.

FeatureOpera GXFirefox
Release date20192004
Gaming featuresYesNo
Privacy and security featuresGoodVery good
Updates and developmentFrequentFrequent

Firefox is a great browser for advanced users. It can be changed to fit your needs, has a lot of add-ons, and is focused on privacy and security. But I’ve found that Firefox is sometimes a little bit slower than Opera GX, and it doesn’t get updated as often. Overall, I would tell gamers to use Opera GX and power users to use Firefox. But both are good options, and the best one for you will rely on your needs and preferences.

Opera GX: Pros and Cons


  • Gaming-focused features like resource control and GX Corner.
  • Built-in ad blocker and VPN.
  • Customizable interface.
  • Messaging and social media integration.


  • Limited extension library.
  • Not open source like Firefox.

Firefox: Pros and Cons


  • Strong privacy and security features.
  • Extensive add-on library.
  • Open-source.
  • Robust developer tools.


  • Fewer gaming-related features.
  • Limited resource control for performance optimization.

Opera GX vs Firefox: which one should you consider?

Your wants and preferences will help you decide between Opera GX and Firefox. Opera GX is great for gamers because it has a built-in gaming hub, controls for how much resources are used, and a style that can be changed. It is known for its speed and unique tools, like a free VPN and ad blocker.

On the other hand, Firefox is known for putting privacy first and having a large number of add-ons. This makes it a great choice for people who want to customize and keep their information safe. Both browsers work on a variety of platforms, but if gaming and speed are your top concerns, you might want to choose Opera GX. Firefox is a great choice if you care about privacy and personalization.


Is Opera GX better than Firefox?

When it comes to security tools, Opera and Firefox are about the same. Even though it doesn’t have a special blocker for online fingerprinting, Opera offers better tracking protection and protects your online privacy with a free VPN and built-in Ad blocker.

Is using Opera GX better?

Opera GX is a browser that stands out as a good choice for people who like to have fun while surfing the web. We suggest Opera GX if you like bright colors, background music, or just having Twitch and Discord. It’s the same as regular Opera, but much more fun.

James Hogan
James Hogan
James Hogan is a notable content writer recognized for his contributions to Bollyinside, where he excels in crafting informative comparison-based articles on topics like laptops, phones, and software. When he's not writing, James enjoys immersing himself in football matches and exploring the digital realm. His curiosity about the ever-evolving tech landscape drives his continuous quest for knowledge, ensuring his content remains fresh and relevant.


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