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Logitech M705 Marathon Wireless Mouse vs Logitech B100 Wired USB Mouse

Updated August 2026The Logitech M705 offers advanced features and comfort, making it a better choice for frequent users, while the Logitech B100 is a budget-friendly option for basic tasks.

The Logitech M705 offers advanced features and comfort, making it a better choice for frequent users, while the Logitech B100 is a budget-friendly option for basic tasks.

Why Logitech M705 Marathon Wireless Mouse is better

Battery Life

M705 has a 3-year battery life compared to B100's wired connection.

Wireless Functionality

M705 offers wireless connectivity, while B100 is wired.

Ergonomic Design

M705 is designed for comfort with an ergonomic shape.

Why Logitech B100 Wired USB Mouse is better

Price

B100 is significantly cheaper at £4.99.

Simplicity

B100 offers a straightforward plug-and-play experience.

Ambidextrous

B100 is suitable for both left and right-handed users.

Overall score

Logitech M705 Marathon Wireless Mouse
85
Logitech B100 Wired USB Mouse
55

Specifications

SpecLogitech M705 Marathon Wireless MouseLogitech B100 Wired USB Mouse
BrandLogitechLogitech
TypeWirelessWired
DPIN/A800
WarrantyN/A3 years
Scroll SpeedHyper-FastStandard

Dimension comparison

Logitech M705 Marathon Wireless MouseLogitech B100 Wired USB Mouse

Overview of the Logitech M705 Marathon Wireless Mouse and Logitech B100 Wired USB Mouse

The Logitech M705 Marathon Wireless Mouse is priced at £22.99, whereas the Logitech B100 Wired USB Mouse is considerably more affordable at £4.99. This stark contrast in pricing reflects the different features and functionalities each mouse offers, catering to diverse user needs and preferences.

The M705 boasts a remarkable 3-year battery life, emphasising its efficiency and longevity, which can save users both time and money in the long run. In contrast, the B100 is a straightforward, budget-friendly option, designed primarily for basic computing tasks. Both mice are manufactured by Logitech, a brand well-known for its quality peripherals, ensuring reliability regardless of the choice.

Design and Comfort

The M705 is designed with comfort in mind, featuring a sculpted shape that fits naturally into the right hand. This ergonomic design aims to reduce strain during extended use, which is particularly beneficial for users who spend long hours at their computers. The B100, on the other hand, is an ambidextrous mouse that caters to both left and right-handed users, providing maximum comfort regardless of hand preference.

In practical terms, the M705's design includes specific controls that are within easy reach, enhancing user experience. The B100, while simple, offers a full-size build that ensures comfort during prolonged usage, making it suitable for general tasks. Ultimately, the choice between these designs will depend on personal preference, especially regarding hand orientation and comfort during extended use.

Connectivity Options

Connectivity is a significant differentiator between the M705 and the B100. The M705 is a wireless mouse that pairs with devices via a tiny unifying receiver, allowing users to connect up to six compatible Logitech devices. This feature is ideal for those who prefer a clutter-free workspace without the hassle of wires. In contrast, the B100 is a wired USB mouse that offers a straightforward plug-and-play experience, requiring no additional setup beyond connecting to a USB port.

While the M705's wireless functionality provides flexibility and mobility, the B100's wired connection ensures consistent performance without the need for battery replacements. Users who often travel or work in various locations may favour the M705, while those seeking simplicity and reliability might prefer the B100.

Performance and Accuracy

When it comes to performance, the M705 excels with its hyper-fast scrolling ability, allowing for quick navigation through documents and web pages. This feature is particularly useful for users who require efficiency when browsing or working with lengthy files. Additionally, the M705 provides enhanced precision through its optical tracking technology.

On the other hand, the B100 features an optical precision of 800 DPI, which is adequate for everyday tasks such as document editing and web browsing. Although it may not match the advanced scrolling capabilities of the M705, the B100 still delivers reliable performance for basic computing needs. Users who require high precision and speed may lean towards the M705, while those with more standard requirements will find the B100 satisfactory.

Battery Life and Maintenance

Battery life is a crucial factor for many users, especially for those who prefer wireless devices. The M705 boasts an impressive 3-year battery life, significantly reducing the frequency of battery replacements and contributing to a more sustainable choice. This extended battery life is made possible by its energy-efficient design, allowing users to focus on their tasks without worrying about running out of power.

Conversely, the B100 does not require batteries as it is wired, making it a hassle-free option in terms of maintenance. Users can plug it in and use it immediately without the need to manage battery life, but they may miss out on the convenience of wireless functionality. Therefore, the choice here depends on whether a user prioritises longevity and convenience over the simplicity of a wired connection.

Compatibility

Both the M705 and the B100 are designed for universal compatibility, but they cater to different user environments. The M705 is compatible with various operating systems, including Windows and Mac, thanks to its unifying receiver. This versatility allows it to work seamlessly across multiple devices, making it ideal for users who operate in mixed-OS environments.

The B100 also boasts broad compatibility, supporting Windows Vista through to Windows 10, as well as Linux and Mac OS X. This ensures that it can be used with virtually any desktop or laptop computer. While both mice can accommodate a range of systems, the M705’s wireless capabilities may provide an edge for users who frequently switch between devices.

Price Comparison

The price difference between the M705 and the B100 is substantial, with the M705 retailing at £22.99 and the B100 at a mere £4.99. This 460% price increase for the M705 reflects its advanced features, such as wireless connectivity and long battery life, which are appealing to more demanding users. Conversely, the B100’s low price makes it an attractive option for budget-conscious consumers or those who require a basic mouse for occasional use.

Ultimately, the decision will depend on the user's specific needs. If advanced features and comfort are priorities, the M705 may justify the higher price. However, for those who need a simple, reliable mouse without the bells and whistles, the B100 offers excellent value.

Which should you buy?

Deciding between the Logitech M705 Marathon Wireless Mouse and the Logitech B100 Wired USB Mouse largely depends on individual needs and preferences. If you value comfort, advanced features, and a long battery life, the M705 is a worthy investment at £22.99. Its wireless functionality and ergonomic design make it ideal for frequent users and those who prefer a tidy workspace.

Conversely, if you are looking for an affordable, straightforward option for basic computing tasks, the B100 is an excellent choice at only £4.99. It offers reliable performance without the complexities of wireless technology. Ultimately, your choice should align with how you use your mouse—whether for intensive daily tasks or casual browsing.

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Logitech M705 Marathon Wireless Mouse vs Logitech B100 Wired USB Mouse | versusfinder