KLO Rechargeable Bluetooth 5.2/3.0/Type-C/USB-2.4G vs ProtoArc Ergonomic Mouse, EM11 NL Bluetooth
Updated August 2026 — KLO Rechargeable Bluetooth 5.2/3.0/Type-C/USB-2.4G wins on noise level and battery life, ProtoArc Ergonomic Mouse, EM11 NL Bluetooth wins on ergonomics and price.
The KLO mouse is a budget-friendly option with versatile connectivity, while the ProtoArc offers ergonomic benefits for prolonged use.
Why KLO Rechargeable Bluetooth 5.2/3.0/Type-C/USB-2.4G is better
Price
KLO is significantly cheaper at $11.99.
Noise Level
KLO reduces noise by up to 96%.
Weight
KLO is lightweight and portable.
Why ProtoArc Ergonomic Mouse, EM11 NL Bluetooth is better
Ergonomics
ProtoArc's vertical design reduces wrist strain.
Multi-Device
ProtoArc connects to up to 3 devices simultaneously.
DPI Range
ProtoArc offers a higher DPI of 2400.
Overall score
Specifications
| Spec | KLO Rechargeable Bluetooth 5.2/3.0/Type-C/USB-2.4G | ProtoArc Ergonomic Mouse, EM11 NL Bluetooth |
|---|---|---|
| Brand | KLO | ProtoArc |
| Connection Modes | 4 modes | 2 modes |
| Battery | Lithium polymer | 500mAh Li-Ion |
| DPI Levels | 1000/1200/1600 | 1000/1600/2400 |
| Weight | Lightweight | Medium |
Dimension comparison
Price Comparison
When considering the price, the KLO Rechargeable Bluetooth Mouse is priced at $11.99, making it about 56% cheaper than the ProtoArc Ergonomic Mouse, which costs $26.99. This significant price difference can be a deciding factor for budget-conscious consumers. The KLO mouse offers a cost-effective solution for users who want functionality without breaking the bank, while the ProtoArc mouse appeals to those willing to invest more for ergonomic features.
Design and Comfort
The KLO Rechargeable Bluetooth Mouse features a sleek and lightweight design that fits comfortably in the palm. It is designed for a wide range of devices, including MacBook Air, Pro, and iPads. In contrast, the ProtoArc Ergonomic Mouse boasts a vertical design that promotes a natural wrist position, reducing strain during prolonged use. This design is particularly advantageous for users with smaller to medium hands, as it is tailored for hand lengths under 7.5 inches. While both mice cater to comfort, the ProtoArc's ergonomic design specifically targets users seeking to alleviate discomfort from traditional mouse use.
Connectivity Options
Connectivity is a strong point for both mice, but they cater to different user needs. The KLO mouse offers four connection modes: Bluetooth 3.0, Bluetooth 5.2, USB 2.4G, and Type-C, allowing it to connect with a variety of devices seamlessly. On the other hand, the ProtoArc mouse can connect to up to three devices simultaneously using Bluetooth 5.0 and a 2.4GHz USB-A receiver, though it lacks a USB-C receiver. This makes the ProtoArc ideal for users who frequently switch between multiple devices, while the KLO mouse provides versatility in connection types for those who may not have USB-A ports.
Battery Life and Rechargeability
Battery life can heavily influence user experience, and here the KLO Rechargeable Bluetooth Mouse offers impressive longevity. It features a durable lithium polymer battery that can last between 7 to 30 days on a single charge, depending on usage, with a quick recharge time of just 2-3 hours. In comparison, the ProtoArc mouse has a built-in 500mAh battery that can also be recharged via a Type-C cable, but it does not specify how long the charge lasts between uses. This uncertainty in battery longevity makes the KLO mouse a more reliable choice for users who require consistent performance without frequent recharges.
Performance and Functionality
In terms of performance, both mice have adjustable DPI settings, with the KLO offering three levels: 1000, 1200, and 1600 DPI. This feature allows users to customize the mouse speed according to their preferences, enhancing productivity. The ProtoArc mouse, on the other hand, provides higher sensitivity with DPI levels of 1000, 1600, and 2400, offering more precision for tasks that require fine control. While both mice perform well, the ProtoArc's higher DPI range may appeal more to gamers or graphic designers who demand precision.
Noise Level and User Experience
The KLO Rechargeable Bluetooth Mouse is designed to operate quietly, reducing noise by up to 96% compared to other mice. This feature is beneficial in office environments where silence is appreciated. Conversely, the ProtoArc does not specify its noise levels, which may be a consideration for users sensitive to sound. The KLO's ultra-silent operation can improve the overall user experience, particularly in shared spaces, making it a preferable choice for those valuing a quieter mouse.
Target Audience
The KLO Rechargeable Bluetooth Mouse primarily targets casual users and students looking for a budget-friendly and multifunctional mouse. Its compatibility with various devices and focus on practicality make it an excellent choice for everyday tasks. In contrast, the ProtoArc Ergonomic Mouse is aimed at professionals and gamers who prioritize comfort and prolonged use, particularly those who experience wrist strain. Its ergonomic design and multi-device connectivity cater specifically to users who need to switch between devices frequently without sacrificing comfort.
Which should you buy?
Ultimately, the decision between the KLO Rechargeable Bluetooth Mouse and the ProtoArc Ergonomic Mouse comes down to personal preference and intended use. If you seek an affordable, versatile, and quiet mouse primarily for casual use, the KLO is a solid choice. However, if you require a mouse that offers ergonomic benefits and the ability to connect to multiple devices simultaneously, the ProtoArc is worth the higher price tag. Your choice should align with your specific needs and how you plan to use the mouse day-to-day.

