Logitech M705 Marathon Wireless Mouse vs Logitech MX Master 3S - Wireless Performance Mouse with Ultra-fast Scrolling
Updated August 2026 — The Logitech MX Master 3S outperforms the M705 in precision, customisation, and connectivity, making it the better choice for professionals.
The Logitech MX Master 3S outperforms the M705 in precision, customisation, and connectivity, making it the better choice for professionals.
Why Logitech M705 Marathon Wireless Mouse is better
Battery Life
M705 offers up to 3 years of battery life.
Price
M705 is significantly cheaper at £22.99.
Simplicity
M705 has a straightforward unifying receiver.
Why Logitech MX Master 3S - Wireless Performance Mouse with Ultra-fast Scrolling is better
Precision
MX Master 3S features an 8K DPI sensor.
Customisation
MX Master 3S allows extensive button customisation.
Scrolling
MX Master 3S has MagSpeed scrolling technology.
Overall score
Specifications
| Spec | Logitech M705 Marathon Wireless Mouse | Logitech MX Master 3S - Wireless Performance Mouse with Ultra-fast Scrolling |
|---|---|---|
| Brand | Logitech | Logitech |
| Current Price | £22.99 | £68.99 |
| DPI | Not specified | 8000 |
| Noise Level | Standard | Quiet Clicks |
| Compatibility | Universal | Multi-device |
Dimension comparison
Design and Comfort
Both the Logitech M705 Marathon Wireless Mouse and the Logitech MX Master 3S are designed with user comfort in mind, though they cater to different preferences. The M705 is sculpted specifically for right-handed users, ensuring that controls are easily accessible. Its ergonomic shape supports prolonged use without strain, making it an excellent choice for those who spend many hours at their computer. Conversely, the MX Master 3S features an advanced ergonomic design that promotes a more natural wrist posture, which could be beneficial for users who experience discomfort with traditional mouse shapes.
Performance and Precision
When it comes to performance, the MX Master 3S significantly outshines the M705 with its 8K DPI sensor, allowing for precise tracking on virtually any surface, including glass. This level of sensitivity is a leap forward compared to the M705's capabilities, which, while effective for general use, do not match the advanced functionality offered by the MX Master 3S. The M705 provides reliable performance for everyday tasks, but for professionals requiring high precision, the MX Master 3S is the clear winner.
Battery Life
The Logitech M705 boasts an impressive battery life of up to three years, which is a substantial advantage for users who prefer a low-maintenance experience. This longevity means less time spent on battery replacement or charging, making it an ideal choice for casual users. In contrast, the MX Master 3S does not provide specific battery life details but is rechargeable and designed for efficiency. While the rechargeable feature is convenient, it requires users to manage charging schedules, which may not suit everyone.
Scrolling Features
The scrolling capabilities of these two mice highlight a significant difference in user experience. The M705 offers click-to-click scrolling, which provides precision when navigating documents or lists. However, the MX Master 3S elevates this experience with its MagSpeed scrolling technology, which is reported to be 90% faster and 87% more precise. This feature allows users to scroll through lengthy webpages and documents with remarkable efficiency and minimal effort, making it particularly appealing for those who handle extensive content.
Connectivity Options
Both mice excel in connectivity, but they cater to slightly different user needs. The M705 uses a unifying receiver to connect with multiple devices, enabling a tidy workspace while accommodating up to six devices. This is a straightforward solution for users who prefer a reliable USB connection. On the other hand, the MX Master 3S offers multi-device connectivity via Bluetooth, allowing it to connect with up to three devices across various operating systems, including Windows, macOS, Chrome OS, and Linux. This flexibility is advantageous for users with diverse tech setups.
Customisation Features
Customisation is another area where the MX Master 3S takes the lead. It allows users to personalise button functions and optimise workflows through the Logi Options+ app, offering tailored experiences based on individual preferences. The M705, while functional, does not offer similar levels of customisation, which may limit its appeal to users who thrive on personalising their devices for maximum productivity.
Noise Levels
For those concerned about noise during use, the MX Master 3S is engineered with Quiet Clicks technology, reducing click noise by 90%. This feature makes it an excellent choice for quiet working environments, where noise may be disruptive. In contrast, the M705 does not highlight any noise reduction features, meaning it may not be as suitable for users looking for a quieter operation.
Which should you buy?
Deciding between the Logitech M705 Marathon Wireless Mouse and the Logitech MX Master 3S ultimately hinges on your specific needs and preferences. If you prioritise exceptional battery life, a comfortable design for right-handed use, and a straightforward wireless experience, the M705 at £22.99 is a solid choice. However, if you require advanced precision, customisation options, and multi-device connectivity, the MX Master 3S is well worth the investment at £68.99. It excels in performance and offers features that cater to professionals and heavy users, making it a superior option for those who can benefit from its capabilities.
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