ProtoArc Foldable Keyboard and Mouse, XKM01 True vs XISOGUU Retro Wireless Keyboard with Round Keycaps, 2.4GHz
Updated August 2026 — ProtoArc Foldable Keyboard and Mouse, XKM01 True leads on functionality and battery.
The ProtoArc Foldable Keyboard and Mouse offers superior functionality and portability compared to the Retro Wireless Keyboard, making it the better choice for professionals.
Why ProtoArc Foldable Keyboard and Mouse, XKM01 True is better
Multi-device support
ProtoArc connects to 3 devices, Retro only to 1.
Rechargeable
ProtoArc has rechargeable batteries, Retro uses disposables.
Typing experience
ProtoArc offers a full-size layout with quiet keys.
Why XISOGUU Retro Wireless Keyboard with Round Keycaps, 2.4GHz is better
Price
Retro is significantly cheaper at $19.99.
Aesthetic
Retro has a colorful and playful design.
Simplicity
Retro is plug-and-play with no setup required.
Overall score
Specifications
| Spec | ProtoArc Foldable Keyboard and Mouse, XKM01 True | XISOGUU Retro Wireless Keyboard with Round Keycaps, 2.4GHz |
|---|---|---|
| Connection | Bluetooth + 2.4G | 2.4G only |
| Battery Type | Rechargeable | Disposable |
| Key Layout | Full-size | Full-size |
| DPI Settings | 3 Levels | 3 Levels |
| Weight | Lightweight | Moderate |
Dimension comparison
Design and Aesthetics
The ProtoArc Foldable Keyboard and Mouse has a sleek and professional look, ideal for business environments, while the Retro Wireless Keyboard with Round Keycaps offers a cute and colorful aesthetic. The ProtoArc features a minimalist black and gray design that enhances its portability, making it a practical choice for frequent travelers. In contrast, the Retro Wireless Keyboard stands out with its vibrant pink and round keycaps, adding a playful touch to any workspace. This design difference caters to varying consumer preferences, where the ProtoArc targets professionals seeking functionality and the Retro model appeals to those looking for a fun, stylish accessory.
Functionality and Features
In terms of functionality, the ProtoArc Foldable Keyboard and Mouse combo is significantly more versatile, supporting connections with up to three devices through both Bluetooth and a 2.4GHz wireless connection. This feature makes it an excellent option for users who switch between a laptop, tablet, and phone frequently. On the other hand, the Retro Wireless Keyboard is limited to a plug-and-play 2.4GHz connection using a single USB receiver for both the keyboard and mouse. While the Retro model is sufficient for basic tasks, the ProtoArc's multi-device capability offers added convenience for multitaskers.
Typing Experience
The typing experience on the ProtoArc is optimized for productivity, featuring a full-size 105-key layout that includes dedicated function and number pads. This design is particularly beneficial for tasks like coding or data entry, delivering a desktop-like experience on the go. Conversely, the Retro Wireless Keyboard, while full-sized, utilizes round keycaps that may not appeal to everyone and could affect typing efficiency. The ProtoArc also incorporates whisper-quiet scissor switches for a silent typing experience, making it suitable for shared workspaces, unlike the Retro model which, despite being silent, may not offer the same level of comfort during extended typing sessions.
Portability
The ProtoArc Foldable Keyboard and Mouse excels in portability, designed specifically for frequent travelers. Its ultra-slim profile and foldable design allow it to fit easily into any laptop bag, while the included carrying case serves as a protective sleeve that also features a foldable stand for tablets. In contrast, the Retro Wireless Keyboard, while not overly bulky, is a traditional keyboard shape that lacks the compactness of the ProtoArc. Users looking for a lightweight option for travel will find the ProtoArc to be the superior choice.
Battery Life and Power Management
When it comes to battery life, the ProtoArc boasts rechargeable devices—both the keyboard and mouse can be powered via a Type-C cable, with the keyboard offering an impressive standby time of 150 days and the mouse up to 200 days. This feature not only reduces the hassle of changing batteries but also ensures long-lasting performance between charges. The Retro Wireless Keyboard, however, relies on disposable batteries, requiring two AAA batteries for the keyboard and one AA for the mouse. While the Retro model automatically enters sleep mode after 10 minutes of inactivity to conserve power, it does not match the convenience of the ProtoArc's rechargeable design.
Compatibility
In terms of compatibility, the ProtoArc Foldable Keyboard and Mouse combo supports a wide range of operating systems, including Windows, macOS, Chrome OS, iPadOS, and Android. This extensive compatibility makes it an ideal choice for users who operate across different devices and platforms. The Retro Wireless Keyboard also offers compatibility with various Windows operating systems (XP, Vista, 7, 8, 10), but it does not support as many platforms as the ProtoArc. Users seeking a versatile keyboard that can seamlessly transition between devices will find the ProtoArc to be more accommodating.
Price Point
The price difference between the two products is quite significant, with the ProtoArc Foldable Keyboard and Mouse priced at $79.99, while the Retro Wireless Keyboard is available for just $19.99. This makes the Retro model about 75% cheaper than the ProtoArc. Despite the lower price, the Retro keyboard does not offer the same level of features, portability, or functionality as the ProtoArc. For budget-conscious consumers, the Retro model may seem appealing, but those requiring advanced features and better performance will likely justify the higher cost of the ProtoArc.
Which should you buy?
Choosing between the ProtoArc Foldable Keyboard and Mouse and the Retro Wireless Keyboard with Round Keycaps largely depends on your specific needs and preferences. The ProtoArc is ideal for professionals seeking a portable, feature-rich solution that supports multiple devices, making it perfect for business travel and multitasking. However, if you're looking for a budget-friendly option that adds a playful style to your workspace, the Retro keyboard may be the right choice. Ultimately, for those prioritizing functionality and design tailored for on-the-go productivity, the ProtoArc stands out as the superior option.

