Logitech MX Master 3S - Wireless Performance Mouse with Ultra-fast Scrolling vs Logitech Signature M650 L Full Size Wireless Mouse - for Large Sized Hands
Updated August 2026 — The Logitech MX Master 3S offers advanced features and performance, while the Signature M650 L is a budget-friendly option for casual users.
The Logitech MX Master 3S offers advanced features and performance, while the Signature M650 L is a budget-friendly option for casual users.
Why Logitech MX Master 3S - Wireless Performance Mouse with Ultra-fast Scrolling is better
advanced features
MX Master 3S has 8K DPI tracking
multi-device support
MX Master 3S connects to 3 devices
customisation
MX Master 3S offers extensive app-specific profiles
Why Logitech Signature M650 L Full Size Wireless Mouse - for Large Sized Hands is better
price
Signature M650 L is more affordable
comfort for large hands
Signature M650 L is designed for larger hands
quiet operation
Both mice have 90% less click noise, but M650 L is simpler
Overall score
Specifications
| Spec | Logitech MX Master 3S - Wireless Performance Mouse with Ultra-fast Scrolling | Logitech Signature M650 L Full Size Wireless Mouse - for Large Sized Hands |
|---|---|---|
| Brand | Logitech | Logitech |
| Price | £68.99 | £34.97 |
| Connectivity | Bluetooth (3 devices) | Bluetooth, USB |
| Customisation | Extensive | Basic |
| Noise Level | 90% quieter | 90% quieter |
Dimension comparison
Design and Comfort
The Logitech MX Master 3S and Logitech Signature M650 L are both designed for comfort, but they cater to different user needs. The MX Master 3S features an ergonomic design specifically crafted for a natural wrist posture, which is essential for extended use. Its silhouette is optimally shaped to accommodate thumb controls, enhancing usability during long hours of work. In contrast, the Signature M650 L is tailored for larger hands, providing a snug fit that benefits left-handed users. With a contoured shape, soft thumb area, and rubber side grips, it promises long hours of comfort as well.
Performance and Functionality
When it comes to performance, the Logitech MX Master 3S stands out with its advanced 8K DPI sensor, allowing for precise tracking on virtually any surface, including glass. This feature offers a customisable sensitivity that appeals to users who require high performance for tasks like graphic design or gaming. The Signature M650 L, while not as advanced in DPI, offers a SmartWheel that lets users switch between line-by-line precision and super-fast scrolling, making it versatile for both documents and web pages. Both mice provide quiet clicking, with the MX Master 3S boasting 90% less click noise, making it conducive for quieter environments.
Connectivity Options
Connectivity is another area where these two mice differ significantly. The Logitech MX Master 3S allows users to connect up to three devices via Bluetooth, accommodating a range of operating systems including Windows, macOS, Chrome OS, and Linux. This multi-device capability is particularly advantageous for those who work across multiple platforms. The Signature M650 L also supports Bluetooth Low Energy and a Logi Bolt USB receiver for easy connection, catering to a wider array of devices, including those running Chrome OS. However, it does not support the same seamless cross-device functionality as the MX Master 3S.
Customisation Features
Customisation options play a crucial role in enhancing user experience, and both mice offer this feature. The MX Master 3S provides countless customisation possibilities through the Logi Options+ app, allowing users to optimise their workflow with app-specific profiles. This level of customisation is particularly beneficial for professionals who use specific software and require tailored button functions. The Signature M650 L also allows users to customise side buttons but is more focused on providing shortcuts for common tasks, which may be sufficient for general users but lacks the depth of the MX Master 3S's offerings.
Noise Level
Both the Logitech MX Master 3S and Signature M650 L prioritise a quieter workspace. The MX Master 3S features Quiet Clicks that reduce click noise by 90%, making it ideal for office settings or shared workspaces where noise reduction is important. Similarly, the Signature M650 L employs SilentTouch technology, which also decreases click noise by 90%, ensuring users can concentrate without distractions. This shared focus on noise reduction makes either mouse suitable for users who value a quiet working environment.
Price Point
The price point is a significant factor when comparing these two products. The Logitech MX Master 3S is priced at £68.99, reflecting its high-end features and advanced technology tailored for performance-oriented users. On the other hand, the Signature M650 L is much more affordable at £34.97, making it an attractive option for budget-conscious consumers or casual users who do not require the extensive features of the MX Master 3S. This price difference may heavily influence a buyer’s decision based on their specific needs and usage scenarios.
Target Audience
The target audience for these two mice differs considerably. The Logitech MX Master 3S is aimed at professionals and power users who need high performance, customisation, and the ability to work across multiple devices seamlessly. Its advanced features support demanding tasks such as design work, programming, or gaming. Conversely, the Signature M650 L is designed for everyday users, particularly individuals with larger hands or those who prefer a more straightforward, comfortable experience without the need for extensive customisation or advanced features.
Which should you buy?
Choosing between the Logitech MX Master 3S and the Logitech Signature M650 L ultimately depends on your specific needs and budget. If you require advanced features, high DPI tracking, and multi-device support, the MX Master 3S is worth the investment at £68.99. However, if you are looking for a reliable, comfortable mouse for general use at a more economical price of £34.97, the Signature M650 L is an excellent choice. Each mouse serves distinct purposes, making it essential to consider what features matter most to you before making your decision.
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