Logitech M705 Marathon Wireless Mouse vs Logitech Signature M650 L Full Size Wireless Mouse - for Large Sized Hands
Updated August 2026 — The Logitech Signature M650 L offers superior comfort and customisation for larger hands, while the M705 excels in battery life and affordability. Choose based on your specific needs.
The Logitech Signature M650 L offers superior comfort and customisation for larger hands, while the M705 excels in battery life and affordability. Choose based on your specific needs.
Why Logitech M705 Marathon Wireless Mouse is better
price
M705 is £22.99, more affordable than M650 L at £34.97
battery life
M705 has a 3-Year Battery Life
right-handed design
M705 is designed for right-handed users
Why Logitech Signature M650 L Full Size Wireless Mouse - for Large Sized Hands is better
ergonomics
M650 L is designed for larger hands and left-handed users
noise reduction
M650 L features SilentTouch technology for quieter operation
customisation
M650 L allows customisation of side buttons with Logitech Options+
Overall score
Specifications
| Spec | Logitech M705 Marathon Wireless Mouse | Logitech Signature M650 L Full Size Wireless Mouse - for Large Sized Hands |
|---|---|---|
| Brand | Logitech | Logitech |
| Connectivity | USB Receiver | Bluetooth/USB |
| Compatibility | Windows, Mac | Windows, Mac, Linux, ChromeOS, iPadOS, Android |
| Click Noise | Standard | Silent |
| Thumb Buttons | Yes | Customisable |
Dimension comparison
Design and Comfort
When it comes to design and comfort, the Logitech M705 Marathon Wireless Mouse and the Logitech Signature M650 L focus on ergonomic features tailored to their target users. The M705 is sculpted for comfort, fitting naturally in the right hand and allowing for easy access to controls. This mouse is designed for prolonged use and supports a 3-Year Battery Life, making it a practical choice for users who spend long hours at their computers.
On the other hand, the Signature M650 L is specifically designed for larger hands and left-handed users, ensuring an optimal fit for those demographic groups. It features a contoured shape with a soft thumb area and rubber side grips, providing a snug hold during extended use. Both mice prioritise user comfort, but the M650 L offers additional ergonomic advantages for larger hands and left-handed individuals.
Performance
In terms of performance, the Logitech M705 boasts a hyper-fast scrolling capability that allows users to navigate documents and web pages swiftly. This feature is ideal for those who frequently browse or work with lengthy content, as it provides a significant time-saving advantage. The M705 also includes forward and back thumb buttons for extra productivity, enhancing the overall user experience.
Conversely, the Signature M650 L features a SmartWheel that enables users to switch between line-by-line precision and super-fast scrolling. This dual functionality offers a versatile scrolling experience, making it suitable for both detailed work and quick navigation. The M650 L also incorporates SilentTouch technology, reducing click noise by 90%, which can be beneficial in quiet office environments.
Connectivity
Connectivity options differ between the two models, with the M705 primarily using a USB receiver for a stable connection. It allows pairing with up to six devices, creating a clutter-free workspace. This universal compatibility makes the M705 a great solution for users with multiple devices.
In contrast, the Signature M650 L provides more flexibility with its connectivity options. Users can connect via Bluetooth Low Energy or the Logi Bolt USB receiver, catering to diverse preferences and device types. This versatility allows the M650 L to seamlessly integrate with various operating systems, including Windows, macOS, Linux, ChromeOS, iPadOS, and Android.
Battery Life
Battery life is one of the standout features of the Logitech M705. With up to 3 years of battery life, this mouse significantly reduces the need for frequent battery replacements, saving both time and money. This long-lasting performance is a major selling point for users looking for reliability and minimal maintenance in their peripherals.
In comparison, while the Signature M650 L does not specify its battery life, it is designed for long hours of comfort. However, without a concrete battery life claim, it may leave users curious about its longevity compared to the M705. The extended battery life of the M705 certainly gives it an edge in this category.
Noise Level
The noise level of a mouse can greatly affect the working environment, and here the Logitech Signature M650 L shines with its SilentTouch technology, which diminishes click noise by up to 90%. This feature makes it an excellent choice for office settings or shared workspaces where minimising noise is important.
On the contrary, the M705 does not mention any specific noise reduction features. Its operation may produce standard click sounds, which could be a consideration for users who prefer a quieter working atmosphere. The M650 L's focus on a silent operation makes it particularly appealing for those who value a distraction-free environment.
Customisation
Customisation options are another area where the Logitech Signature M650 L excels. It allows users to customise the side buttons using Logitech Options+, available on both Windows and macOS. This feature enables users to assign their favourite shortcuts, enhancing productivity and personalisation.
The Logitech M705 offers some level of usability with its additional thumb buttons, but it lacks the extensive customisation capabilities of the M650 L. For users who appreciate tailoring their devices to their specific workflows, the M650 L provides greater flexibility and personalisation.
Price Comparison
In terms of pricing, the Logitech M705 is currently priced at £22.99, making it an affordable option for a reliable wireless mouse. The Signature M650 L, however, is priced higher at £34.97. While the extra cost of the M650 L can be justified by its ergonomic design, customisation options, and silent operation, budget-conscious consumers may prefer the more economical M705.
This price difference could influence potential buyers, particularly those who are seeking a basic but effective wireless mouse versus those who desire advanced features and comfort tailored for larger hands.
Which should you buy?
Choosing between the Logitech M705 Marathon Wireless Mouse and the Logitech Signature M650 L ultimately depends on your specific needs and preferences. If you prioritise battery life, affordability, and a design suited for right-handed users, the M705 could be the perfect fit. However, if you have larger hands, prefer a quiet mouse for a peaceful working environment, and value customisation, the Signature M650 L justifies its higher price with added ergonomic benefits and versatility. Assess your usage habits to determine which mouse aligns best with your daily activities.
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