Which Browser Uses the Least RAM : Optimize Your Browsing

Uncover the most efficient browser for your system. Compare RAM usage and boost performance. Find the ideal browser for smoother surfing. #RAMUsage #BrowserPerformance

Updated: 05 Apr, 24 by Lisa P 16 Min

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Have you ever been upset with your browser slowing down your entire system and consuming valuable RAM resources? Optimizing your browsing experience can significantly improve overall performance. In this blog post, we will answer an important question: which browser uses the least amount of RAM? Continue reading as we look at how to streamline your browsing habits and maximize efficiency.

When it comes to web browsing, the performance of your computer can be greatly influenced by a critical component known as Random Access Memory (RAM). RAM plays a pivotal role in how quickly and efficiently your computer can process information and execute tasks. This makes it essential to choose a web browser that optimizes RAM usage, ensuring a smooth and responsive browsing experience.

In this comprehensive browser RAM comparison guide, we will delve into the RAM usage of popular web browsers, providing you with insights to make an informed choice. We'll explore the RAM efficiency of browsers such as Chrome, Firefox, Edge, Safari, and others, helping you strike the right balance between a feature-rich browsing experience and efficient memory utilization. 

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To have a smooth and efficient online experience, you should be aware of which browsers use the least amount of memory. RAM use has a direct impact on overall system performance as website complexity increases and multitasking becomes more prevalent. Here, we highlight the most resource-efficient browsers, allowing users to reduce slowdowns, improve responsiveness, and extend the life of their devices.

1- Microsoft Edge

RAM Usage: 790 MB

Microsoft Edge may not be as popular as other browsers such as Chrome or Firefox, but it does have its advantages. It had a major update in 2020, making it easier to use because it is now based on the same technology as Google Chrome. Furthermore, it uses significantly less RAM than competing browsers. Even when you have a lot of tabs open, Edge takes up less memory than the others. With 10 tabs open, it uses only about 790 MB of memory, the least of any browser we tested. Even with 20 tabs open, it only requires roughly 1.2 GB of memory.

Edge has a wonderful feature called Sleeping Tabs. It puts tabs to "sleep" while they're not in use, which saves memory and makes your computer work more smoothly. You can also specify how long it takes for tabs to go to sleep, allowing you to tailor the experience to your specific browsing habits. Overall, Edge is a fantastic choice if you want a browser that will not significantly slow down your machine.

2- Opera

RAM Usage: 899 MB

Remember Opera? It was a popular browser back then, and it still has certain advantages now. Opera is particularly useful if you have an older or slower computer because it does not consume a lot of power. It loads webpages quickly, even if your computer isn't particularly fast. In our tests, Opera utilized approximately 899 MB of memory while we had ten tabs open, which is better than some other browsers. We expected it to perform even better because it is known for being extremely light on your computer's resources. With 20 tabs open, Opera consumed approximately 1.5 GB of memory, which is slightly better than Firefox. Do you want to know which browser uses less RAM Android? So, it is Opera!

3- Brave

RAM Usage: 920 MB

Some people are familiar with Brave, while others may not have heard of it. It is a relatively new browser, having launched in November 2019. Brave stands out for its emphasis on privacy and distinctive characteristics. Built on the same platform as Google Chrome, Brave includes features such as ad incentives and a built-in VPN, making it appealing to people looking for a different browsing experience. It automatically disables advertisements and trackers, protecting your privacy with no additional configuration required. However, when it comes to memory utilization, Brave is not the most efficient, using approximately 920 MB of RAM. So, while it has many advantages, it may not be the greatest option if you want a browser that is extremely memory efficient.

4- Chromium

RAM Usage: 930 MB

Google's Chromium web browser project aims to provide users with a safer, quicker, and more consistent surfing experience. While Google Chrome is built on Chromium, the two have minor differences in terms of features and license. Chromium supports popular browser extensions, allowing users to personalize their browsing experience with apps such as Todoist, Reply, and HubSpot Sales. Its user-friendly interface makes website loading as simple as clicking a link. Chromium, which was developed using C++, Java, JavaScript, and Assembly, supports all standard web technologies, allowing for smooth access to modern web content such as movies, audio, animations, and 3D graphics.

5- Mozilla Firefox

RAM Usage: 960 MB

Mozilla's well-known browser, Firefox, comes in fifth place, with a focus on privacy. However, despite its reputation for quickness, it can consume nearly as much memory as Chrome. Firefox utilized approximately 960MB of memory with ten tabs open, which was somewhat less than Chrome. This figure grew to 1.6GB with 20 tabs, indicating a large increase, even if it is lighter by 300MB. While few users open 40 tabs at once, testing revealed that if you do, Firefox will take a whopping 3GB of memory, reducing the efficiency of most machines. Although Firefox excels in privacy with its strong tracker and cookie policies, it is not the most memory-efficient browser, so you should weigh your alternatives carefully.

6- Google Chrome

RAM Usage: 1000 MB

Google Chrome dominates the browser industry, accounting for a stunning 59% of desktop browsers in the United States, according to Statista. Its appeal originates from its efficiency, security, speed, and easy-to-use interface. Chrome, on the other hand, is infamous for using around 1000 MB of RAM with only 10 tabs open, making it one of the most RAM-hungry browsers on our list. Although you can reduce RAM utilization by restricting the number of open tabs, this is not always realistic because most users have 5 to 10 tabs open at the same time. As you open additional tabs, Chrome's RAM utilization increases substantially; for example, with 20 tabs open, it can require 1.9 GB of RAM.

How much RAM does Chrome use?

Google Chrome often uses a lot of RAM, especially when several tabs are active. Chrome can use approximately 1000 MB of RAM on average when only ten tabs are open. However, this amount can fluctuate based on the number of extensions installed and the websites being visited.

7- Safari

RAM Usage: 1200 MB

Do you want to know which browser uses the least RAM Mac? Many people will be surprised to see Safari at the bottom of this list, but it is not due to poor performance—it is all about compatibility. Safari is Apple's unique browser, available only on their devices, including the iPhone, different macOS systems, and the iPad. While Safari is fully integrated with Apple's ecosystem and delivers excellent speed, there is a catch: you can only use it if you are a member of the Apple family. In areas where Apple devices are less widespread, numerous other operating systems cannot run Safari. Safari ranks last on our list due to its limited availability, despite its excellent performance within the Apple ecosystem. So, if you ask which browser uses the least RAM Mac, the answer will be Safari!

Now, we'd like to tell you which browser uses the least RAM. By looking into the RAM usage of popular browsers such as Chrome, Firefox, Edge, and others. We hope to provide useful insights on which browser leaves the smallest footprint, allowing users to make informed choices when selecting the best browser for their needs.

Edge vs Chrome RAM Usage Comparison

When comparing RAM use between Microsoft Edge and Google Chrome, Edge consumes fewer system resources. With similar features and performance, Edge's emphasis on optimization allows it to use less RAM than Chrome, making it a better option for consumers looking for efficiency without losing functionality. Edge's RAM use is 790 MB, but Chrome uses 1000 MB!

Firefox vs Chrome RAM Usage Comparison

Firefox generally outperforms Chrome in terms of resource efficiency, with 960 MB RAM consumption. While both browsers have extensive capabilities and customization choices, Firefox's streamlined design and memory management result in lower RAM use, giving consumers a more seamless surfing experience, particularly on devices with limited resources.

Which One Is the Lightest Browser?

The lightest browser in terms of RAM usage is often determined by individual usage patterns and preferences. However, because of their emphasis on optimization and efficient memory management, browsers such as Microsoft Edge, Opera, and Firefox are frequently ranked among the lightest. Finally, when choosing the browser that best meets your performance and resource requirements, keep your demands and priorities in mind.

Chrome has developed a reputation for being RAM-heavy for a variety of reasons.

  • Multiprocess Architecture: Chrome uses a multiprocess architecture, which means it generates a different process for each tab, extension, and plugin, ensuring stability and security. However, each process has its memory overhead, which results in higher RAM use than browsers with a single-process architecture.
  • Memory Allocation: Chrome is designed to assign a large amount of memory to each tab. This strategy seeks to deliver a seamless browsing experience, particularly for complicated online applications that require a large amount of resources.
  • Extensions and Plugins: Chrome's comprehensive support for extensions and plugins enables users to personalize their surfing experience. However, poorly optimized or resource-intensive extensions have the potential to drastically increase Chrome's memory footprint. It is critical to be choosy and only install extensions that are required and from reliable sources.
  • JavaScript Performance: Chrome's V8 JavaScript engine is noted for its speed. However, efficiently processing JavaScript can be memory-expensive, especially when dealing with large online apps or running numerous tabs with JavaScript-heavy content.
  • Caching and Memory Management: Chrome uses aggressive caching to boost performance. Cached material, which includes images, scripts, and other resources, is kept in memory for rapid access. While caching improves browsing speed, it also adds to RAM utilization.

Low-end PCs frequently struggle with resource-intensive operations, so it's critical to use a browser that's optimized for resource efficiency. By using a lightweight browser designed for low-end hardware, you can expect smoother performance, faster loading times, and less pressure on system resources. Best Browser for a Low-End PC are:



  • Lightweight and efficient, ideal for low-end PCs
  • Fast performance and minimalistic user interface
  • Customizable with various plugins and extensions

K-Meleon is a lightweight web browser optimized for low-end PCs, with a simple user interface and efficient resource utilization. It is noted for its rapid performance and low system requirements, making it suitable for older or less powerful machines.

UR Browser


  • Streamlined design with a focus on privacy and security
  • Optimized performance for a smoother browsing experience
  • Built-in tools for ad blocking and online privacy protection

UR Browser is another lightweight choice for low-end PCs, with a sleek look and efficient speed. It prioritizes privacy and security measures while keeping a tiny footprint, resulting in a seamless surfing experience even on less capable hardware.



  • Lightweight and open-source, suitable for low-end hardware
  • Fast and simple user interface
  • Supports customization through extensions and themes

Midori is a lightweight, open-source browser that prioritizes speed and simplicity. It is intended to be resource-efficient, making it an appropriate solution for low-end PCs. Midori's minimalist UI and fast speed make it a good choice for anyone looking for a lightweight browsing experience.



  • Comprehensive internet suite with multiple built-in tools
  • Lightweight and resource-efficient
  • Offers a range of features including web browsing, email, IRC chat, and HTML editing

SeaMonkey is a full-featured internet suite that includes a web browser, email client, IRC chat client, and HTML editor. Despite its vast features, SeaMonkey is remarkably lightweight and runs smoothly on low-end computers. Its modular design enables users to personalize their browsing experience while minimizing resource utilization.



  • Text-based browser, extremely lightweight and minimalistic
  • Operates entirely in the terminal, consuming minimal system resources
  • Suitable for ultra-low-end PCs and situations where graphical browsers are impractical

Lynx is a text-based web browser that aims for simplicity and efficiency. Unlike graphical browsers, Lynx runs fully in the terminal and displays web pages as plain text. This simple approach uses incredibly few resources, making Lynx an ideal alternative for ultra-low-end PCs or situations where graphical browsers are impracticable.

Which browser uses the least RAM Mac?

Safari is the browser that utilizes the least amount of RAM on macOS machines. Because Safari was created expressly for Apple's hardware and operating system, it is optimized to perform effectively with macOS, resulting in less memory use than competing browsers such as Chrome or Firefox. Furthermore, Safari's interaction with macOS enables it to better utilize system resources, contributing to its reputation as a lightweight browser on Mac.

Which browser uses less RAM in Android?

Opera Mini and UC Browser are well-known for their efficient resource usage on Android smartphones, making them popular options for those looking for browsers with low RAM consumption. These browsers are designed to be lightweight and performance-oriented, allowing them to function smoothly even on devices with limited memory or processing capacity. Additionally, Google Chrome's Lite mode, which compresses web pages to decrease data usage, can result in lower RAM consumption than the usual mode, giving Android users the ability to maximize their surfing experience while preserving resources.

In the quest for the browser that uses the least RAM, it's important to strike the right balance. Your choice should align with your specific requirements and the resources available on your computer. Remember that while low RAM usage is crucial, it shouldn't come at the cost of a subpar browsing experience.

After evaluating the RAM usage comparisons and considering the user experience, customization options, and cross-platform compatibility, you can confidently select a browser that enhances your web experience without overburdening your computer's memory. Whether you prioritize speed, customization, or seamless integration, there's a browser out there that suits your needs.

Safari typically takes less RAM on Mac devices, while browsers like Opera Mini and UC Browser are known for their minimal RAM usage on Android devices.

The lightest browser often depends on the specific platform and device. Safari is considered lightweight on Mac devices, while Opera Mini and UC Browser are popular choices for Android users seeking minimal resource consumption.

For devices with 1 GB of RAM, lightweight browsers like Opera Mini, UC Browser, or Google Chrome's Lite mode may offer smoother performance and better efficiency compared to more resource-intensive browsers.

Microsoft Edge tends to use less RAM than Google Chrome, especially in recent versions that are based on the Chromium engine. However, the difference in RAM usage may vary depending on factors such as the number of tabs open and specific features enabled.

Lisa P

Lisa P

Hello, everyone, my name is Lisa. I'm a passionate electrical engineering student with a keen interest in technology. I'm fascinated by the intersection of engineering principles and technological advancements, and I'm eager to contribute to the field by applying my knowledge and skills to solve real-world problems.