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Logitech Signature M650 L Full Size Wireless Mouse vs SUNGI Bluetooth Mouse for

Updated August 2026 — Logitech Signature M650 L Full Size Wireless Mouse wins on battery and comfort, SUNGI Bluetooth Mouse for wins on price.

The Logitech Signature M650 L offers superior comfort, battery life, and customization features, making it a better choice for serious users, while the SUNGI mouse is a budget-friendly option for basic needs.

Why Logitech Signature M650 L Full Size Wireless Mouse is better

Comfort

Designed for larger hands with ergonomic features.

Battery Life

Lasts up to 24 months on a single AA battery.

Customization

Allows side button customization for enhanced productivity.

Why SUNGI Bluetooth Mouse for is better

Price

Significantly cheaper at $13.98.

Portability

Slim design makes it easy to carry.

Simplicity

Basic functionality without complex features.

Overall score

Logitech Signature M650 L Full Size Wireless Mouse
85
SUNGI Bluetooth Mouse for
65

Specifications

SpecLogitech Signature M650 L Full Size Wireless MouseSUNGI Bluetooth Mouse for
ConnectivityBluetooth + USBBluetooth only
Battery TypeAARechargeable
DPI SettingsN/A800/1200/1600
Click Noise90% reduction80% reduction
CustomizationYesNo
Weight100g70g

Dimension comparison

Logitech Signature M650 L Full Size Wireless MouseSUNGI Bluetooth Mouse for

Design and Comfort

The Logitech Signature M650 L is designed with comfort in mind, especially for users with larger hands, while the SUNGI Bluetooth Mouse opts for a slim, lightweight profile. The Logitech mouse features rubber side grips and a soft thumb area, making it suitable for extended use without discomfort. In contrast, the SUNGI mouse boasts a sleek, ultra-thin design that enhances portability, ideal for travel. While both mice are comfortable in their own right, those who prioritize ergonomics may find the Logitech mouse more appealing, as it caters specifically to larger hands.

Connectivity Options

Logitech Signature M650 L offers versatile connectivity with both Bluetooth Low Energy and a Logi Bolt USB receiver, making it compatible with various devices. It seamlessly connects with Windows, macOS, Linux, ChromeOS, and even iPadOS, providing flexibility for multi-device users. On the other hand, the SUNGI Bluetooth Mouse exclusively uses Bluetooth 4.0, eliminating the need for additional ports or receivers. While the SUNGI mouse is compatible with a wide range of devices, including iPads and Chromebooks, the Logitech’s dual connectivity options may offer more convenience for users with multiple devices.

Performance and Battery Life

When it comes to performance, the Logitech Signature M650 L excels with its SmartWheel, which allows for both line-by-line precision and super-fast scrolling, enhancing productivity. It boasts an impressive 24-month battery life on a single AA battery, ensuring long-lasting usage without frequent replacements. In comparison, the SUNGI Bluetooth Mouse features a rechargeable lithium-ion battery that lasts about 5 to 7 weeks on a full charge, depending on user conditions. Although it offers the convenience of not needing disposable batteries, the overall longevity of Logitech’s battery life is significantly superior.

Noise Level

The Logitech Signature M650 L is designed with SilentTouch technology, providing 90% less click noise, making it an excellent choice for quiet environments like offices or libraries. This feature allows users to maintain focus without disturbing others. Similarly, the SUNGI Bluetooth Mouse claims to eliminate about 80% of mouse click noise, also making it suitable for quiet settings. While both mice prioritize low noise levels, the Logitech mouse offers a higher level of noise reduction, which can be crucial for users in particularly noise-sensitive environments.

Customization Features

Logitech Signature M650 L allows users to customize its side buttons using Logitech Options+, enabling shortcuts for tasks like copy/paste or back/forward navigation. This feature enhances productivity and tailoring the mouse's functionality to individual needs. Conversely, the SUNGI Bluetooth Mouse does not mention any customization options, focusing instead on its basic functionality and user-friendly design. For users who value personalization in their devices, the Logitech mouse offers a distinct advantage.

Price Comparison

The Logitech Signature M650 L is priced at $39.99, while the SUNGI Bluetooth Mouse is significantly more affordable at $13.98, making it about 65% cheaper. This price difference could be a deciding factor for budget-conscious consumers or those seeking a simple, reliable mouse without the additional features of the Logitech model. However, users must consider whether the added features and comfort of the Logitech mouse justify the higher price point for their specific needs.

Brand Reputation

Logitech is a well-established brand known for its high-quality computer peripherals, often receiving positive reviews for durability and performance. The Logitech Signature M650 L is designed with user comfort and productivity in mind, which has earned it a solid reputation. In contrast, SUNGI, while offering a budget-friendly option, may not have the same level of recognition or consumer trust as Logitech. For users who prioritize brand reliability and product performance, the Logitech mouse may hold more appeal.

Which should you buy?

Choosing between the Logitech Signature M650 L and the SUNGI Bluetooth Mouse ultimately depends on your specific needs and preferences. If you value comfort, customization, and superior battery life, the Logitech mouse is worth the investment at $39.99. On the other hand, if you are looking for a budget-friendly option that still offers decent performance and portability, the SUNGI mouse at $13.98 could be the right choice. Consider your usage scenarios, whether you prioritize features or price, and decide accordingly.