Logitech M170 Wireless Mouse for PC, Mac, Laptop, vs Logitech Signature M550 L Full Size Wireless Mouse
Updated August 2026 — Logitech M170 Wireless Mouse for PC, Mac, Laptop, wins on price and portability, Logitech Signature M550 L Full Size Wireless Mouse wins on noise and comfort.
The Logitech Signature M550 L offers superior comfort, battery life, and features compared to the M170, making it the better choice for most users.
Why Logitech M170 Wireless Mouse for PC, Mac, Laptop, is better
Price
M170 is cheaper at $15.99
Portability
M170 is smaller and easier to carry
Basic Functionality
M170 provides reliable performance for basic tasks
Why Logitech Signature M550 L Full Size Wireless Mouse is better
Comfort
M550 is designed for larger hands
Battery Life
M550 lasts 24 months compared to M170's 12 months
Noise Level
M550 features SilentTouch technology for quieter operation
Overall score
Specifications
| Spec | Logitech M170 Wireless Mouse for PC, Mac, Laptop, | Logitech Signature M550 L Full Size Wireless Mouse |
|---|---|---|
| Battery Life | 12 months | 24 months |
| Connectivity | USB only | Bluetooth & USB |
| Size | Compact | Full Size |
| Noise Level | Standard | Silent |
| Price | $15.99 | $29.99 |
Dimension comparison
Design and Comfort
When it comes to design and comfort, the Logitech Signature M550 L stands out as the more suitable option for larger hands. This full-sized wireless mouse features a contoured shape, soft thumb area, and rubber side grips, ensuring a snug fit for extended use. In contrast, the Logitech M170 Wireless Mouse is designed to be ambidextrous and compact, making it easier to transport but potentially less comfortable for prolonged use, especially for those with larger hands.
While the M170 is designed to fit any hand comfortably, its smaller size may not provide the same level of ergonomic support as the M550, which is specifically tailored for larger users. Consequently, if comfort during long hours of work is a priority, the Signature M550 L is the more favorable choice.
Connectivity Options
The Logitech Signature M550 L offers versatile connectivity options, allowing users to connect via Bluetooth Low Energy or the Logi Bolt USB receiver. This flexibility ensures that it can easily pair with various devices without the hassle of cords. On the other hand, the Logitech M170 Wireless Mouse also features a plug-and-play connection via a USB receiver, but lacks Bluetooth capability.
For users who prefer a wireless experience without relying solely on USB ports, the M550’s Bluetooth connectivity provides a significant advantage. While both mice are designed for seamless compatibility with multiple operating systems, the enhanced connectivity options of the Signature M550 L give it a more modern edge.
Battery Life
Battery life is a crucial consideration for wireless mouse users, and here, the Logitech Signature M550 L excels with a remarkable 24-month battery life on a single AA battery. In contrast, the Logitech M170 offers a solid 12-month battery life, which, while commendable, is only half of what the M550 provides.
The difference in battery longevity means that users of the Signature M550 L can enjoy an extended period of use without the need for frequent battery changes. This feature is particularly appealing for those who prefer a low-maintenance device. If battery life is a key factor for you, the M550 is the clear winner.
Noise Level
If you value a quieter working environment, the Logitech Signature M550 L is designed to minimize noise significantly, providing up to 90 percent less click noise thanks to its SilentTouch technology. This feature allows users to work more discreetly, making it ideal for office settings or shared spaces.
In comparison, the Logitech M170 does not emphasize noise reduction, which may lead to a more audible clicking experience. For users who prioritize a silent operation, especially in professional settings, the M550’s silent clicks make it the better option for maintaining focus and minimizing distractions.
Price Comparison
When comparing prices, the Logitech M170 Wireless Mouse comes in at $15.99, making it about 17% cheaper than the Logitech Signature M550 L, which retails for $29.99. This price difference may be a significant factor for budget-conscious consumers seeking a reliable wireless mouse without breaking the bank.
However, while the M170 is more affordable, it does come with trade-offs in terms of features and comfort. If you are willing to invest a little more for enhanced functionality and comfort, the Signature M550 L may provide better long-term value despite the higher upfront cost.
Compatibility
Both the Logitech M170 and the Signature M550 L boast seamless compatibility with a variety of operating systems, including Windows, macOS, Linux, Chrome OS, iPadOS, and Android. This ensures that users can easily integrate either mouse into their existing setups without compatibility concerns.
However, the M550's design as a full-size mouse for larger hands may provide a more tailored experience for users who require additional comfort and usability across different devices. Thus, while both mice are versatile, the Signature M550 L's compatibility with modern connectivity standards gives it an edge.
Performance and Tracking
In terms of performance, both mice deliver reliable optical tracking capabilities. The Logitech M170 offers smooth and accurate cursor control on almost any surface, which is essential for everyday computing tasks. The Signature M550 L enhances this experience with its SmartWheel, allowing users to toggle between line-by-line precision scrolling and super-fast scrolling for long web pages.
This additional functionality can significantly improve productivity, particularly for users who frequently navigate through documents or lengthy web content. Therefore, while both mice perform well, the added features of the M550 make it a superior choice for those who require greater efficiency in their daily tasks.
Which should you buy?
In conclusion, choosing between the Logitech M170 Wireless Mouse and the Logitech Signature M550 L ultimately depends on your specific needs and preferences. If you are looking for a budget-friendly option with solid performance for basic tasks, the M170 is a reliable choice at $15.99. However, for users who prioritize comfort, battery life, and advanced features, the Signature M550 L, priced at $29.99, offers significant advantages, including a tailored fit for larger hands, extended battery life, and quieter operation. Therefore, if you can accommodate the higher price, the Signature M550 L is the preferable option for a more comfortable and productive experience.

