Chrome and Firefox are the most popular cross-platform web browsers in the world. This is a good reason to compare the two browsers side-by-side. In this article, we’ll compare Firefox to Chrome in terms of features, security, privacy, per­for­mance, stability and usability. For general in­for­ma­tion and an overview of all current browsers, see our summary of the best browsers.

Side-by-side com­par­i­son: Chrome vs. Firefox

Google Chrome Mozilla Firefox
The most widely used browser in the world today According to different sta­tis­tics, Firefox ranks second or third place in terms of market share (in the com­pe­ti­tion for second place is Safari, a browser only available on Apple devices)
Cross-platform browser that can be used on desktop and mobile devices Currently the only cross-platform browser that is in­de­pen­dent of Google tech­nol­o­gy (like Google Chrome, browsers such as Microsoft Edge or Opera are now based on the Chromium engine)
Chrome is now the foun­da­tion for an entire Google product line, including the Chrome OS operating system, Chrome­book and Chrome­base laptops/tablets, Chrome­cast media players, the Chromebit stick PC and Chromebox compact desktop computer For a long time, Firefox was the most popular browser in European countries until Chrome took over
Col­lec­tion of user data for analytics, ad­ver­tis­ing and op­ti­miza­tion purposes plays a major role. Offers numerous features to protect user data and control or prevent tracking by websites or social networks.

Firefox and Chrome: Comparing key criteria

Next, we’ll compare the Google Chrome and Firefox web browsers in different areas: What features do they offer? What about security and privacy? How do the web browsers compare in terms of per­for­mance? What is there to know about stability and usability?

Features

Both browsers have so many features it would be nearly im­pos­si­ble to utilize them all. Each browser has its own app store with a library of add-ons if you want to integrate ex­ten­sions or add missing func­tion­al­i­ty. One es­pe­cial­ly useful function in Firefox is the Screen­shot feature, which lets you capture the visible screen, part of a page or an entire web page and save it as an image file. The Reader View in Firefox is also note­wor­thy. This feature allows you to open a clutter-free view of a web page, hiding all content not related to the main article.

Both browsers have a PDF viewer feature. Firefox also includes func­tion­al­i­ty for reading QR codes (es­pe­cial­ly useful on mobile devices) and a night mode for easier reading in low light. If you’re using Firefox on a mobile device, you also have the option of dis­play­ing the desktop view of any website if the mobile version doesn’t work.

Google Chrome has more extensive add-on libraries than any other web browser. Fur­ther­more, Chrome is highly in­te­grat­ed into tra­di­tion­al Google services, the Google search engine as well as Gmail, Google Docs and Google Translate. In Google Chrome, you can set up multiple user profiles, for example for work and personal life.

If you use Chrome on a mobile device, you can save web pages to read later (and offline) on another device. In Chrome, you can run a Google image search by right-clicking any image. As of Version 74, Chrome also offers a dark mode to reduce eye strain in low light.

Security

Both Firefox and Chrome are safe browsers.

Firefox blocks pop-ups by default, but not ads. However, you can install add-ons to integrate advanced ad blockers or pop-up blockers. Like Google Chrome, Firefox au­to­mat­i­cal­ly checks a Google database of malicious websites to protect users from fraud, spam or malware. In Firefox, you can use a master password to protect all website passwords saved in the browser.

Like Firefox, Google Chrome does not allow pop-ups and offers ad blocker ex­ten­sions. However, as the developer of the browser, Google lives on ad­ver­tis­ing, and consumer advocates fear that Google will sooner or later limit the ability to hide ad­ver­tis­ing. In Chrome, saved website passwords are protected by your device cre­den­tials.

Both Google and Mozilla con­stant­ly update their browsers to fix vul­ner­a­bil­i­ties. Fur­ther­more, Both Chrome and Firefox warn users before opening websites that do not transfer data over HTTPS, meaning pages that are not SSL/TLS-encrypted.

Privacy

When it comes to privacy, many users place greater trust in the Mozilla Foun­da­tion, the developer of Firefox. The non-profit foun­da­tion does not generate any income from ad­ver­tis­ing or by col­lect­ing or selling data. Fur­ther­more, Firefox offers excellent options for con­trol­ling or pre­vent­ing tracking by websites or social networks.

Google, the developer of the Chrome web browser, makes most of its money through ad­ver­tis­ing and the use of large amounts of data. Many services that are enabled by default in Chrome, such as au­to­com­plete sug­ges­tions for URLs and searches, collect data when you use them. Google Chrome’s privacy policy is long and com­pli­cat­ed, giving users little control over their privacy wishes. However, Google Chrome does offer many settings for trackers, data col­lec­tion and cookies, allowing ex­pe­ri­enced users to decide how their data is used.

Both browsers offer a mode designed to leave no trace of browsing activity on the device. This mode is called Incognito mode in the Google Chrome browser and Private browsing in Firefox.

Per­for­mance

Firefox is con­sid­ered one of the fastest web browsers for both desktop and mobile devices. Firefox’s memory usage depends on the number of open tabs. On mobile devices, you have the option of disabling images on websites. This allows you to save bandwidth and reduce cellular charges or data usage. In addition, Firefox offers download, video and hardware ac­cel­er­a­tion options that are designed to optimize per­for­mance. Google Chrome is also very fast, but it uses more memory and doesn’t offer any special options for saving bandwidth on mobile devices.

Stability

Both Firefox and Google Chrome treat in­di­vid­ual tabs with open web pages as separate processes that do not affect each other. For this purpose, the in­di­vid­ual pages are “sandboxed”. Even if one tab with an open website crashes, the other tabs won’t be affected. Both browsers use an internal task manager that allows you to close any tab if necessary.

Usability

Both web browsers organize open web pages using tabs, which allow you to open as many websites as you want at the same time. When you do this in Chrome, the tabs get smaller and smaller, while Firefox keeps a minimum size for the tab and scrolls hor­i­zon­tal­ly as the number of open tabs increases. This means that part of the website’s title is always visible in Firefox, whereas in Chrome, you have to look at the icon (“favicon”) to recognize the website. The tiny tabs in Chrome can cause you to ac­ci­den­tal­ly close a tab by double-clicking it.

Both Google Chrome and Firefox offer various options for per­son­al­iz­ing the browser’s interface using add-ons such as Themes. By default, the browser’s address bar doubles as a search bar, and you can change the default search engine. Fre­quent­ly visited websites are clearly displayed on a homepage for easy access.

Google Chrome’s dominant market share means that prac­ti­cal­ly every website is optimized for Chrome, while not every developer bothers to optimize pages for Firefox. This means that a small number of websites may not be perfectly displayed in Firefox.

Both browsers allow you to block or mute open tabs. You can sync websites and other settings across multiple devices in both Firefox and Google Chrome. Both browsers have an au­to­com­plete feature for filling out forms.

Chrome vs. Firefox: Pros and cons

Mozilla Firefox Google Chrome
License Freely available under MPL 2.0 Freely available under Chrome Terms of Service
Pub­li­ca­tion 2002 2008
Open source Yes No (only the Chromium platform is open source)
Developed by Mozilla Foun­da­tion and open source community Google Inc. and the open source community for Chromium
Default search engine Google Google
Operating systems Windows, macOS, Linux, Android, iOS, Unix, FreeBSD;several “un­of­fi­cial” ports for other operating systems Windows, macOS, GNU/Linux x64, Android, iOS, iPadOS, Google Chrome OS
Automatic security updates Yes Yes
Supported media codecs WebM, Ogg Theora Vorbis, Ogg Opus, MPEG H.264 (AAC or MP3), WAVE PCM Vorbis, WebM, Theora, AAC, MP3, H.264
PDF viewer Yes (without plug-in, many features) Built-in plug-in with a limited range of functions, can be disabled
Address bar with search function (omnibox) Yes Yes
Screen­shot feature In­te­grat­ed, with ability to select part of page Via ex­ten­sions
Reader view Yes No
QR code reader Yes No
Night mode/dark mode Yes Yes (version 74 and higher)
In­te­gra­tions Via ex­ten­sions Gmail, Google Docs, Google Translate, Google Image Search, more via ex­ten­sions
Popup blocker In­te­grat­ed In­te­grat­ed
Ad blocker Via add-ons Via ex­ten­sions; may be limited in the future
Pro­tec­tion from malicious websites Via Google database Via Google database
Password man­age­ment Via master password Via device au­then­ti­ca­tion
Warning about un­en­crypt­ed pages (HTTP) Yes Yes
Private browsing Private browsing mode Incognito window
Tabs Yes Yes
Tab groups Yes No
Sandboxed tabs Yes Yes
Tab display Hor­i­zon­tal scrolling with favicon Favicon
Cross-device syn­chro­niza­tion Yes Yes
Au­to­com­plete for forms Yes Yes
Summary

If you’re set on using the leading web browser, Google Chrome is the clear choice. If you prefer to place your trust in open source features and you mistrust Google’s monopoly, Mozilla Firefox is an excellent al­ter­na­tive. Neither of the two browsers is nec­es­sar­i­ly better. Pro­fes­sion­als often install and use both.

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