Logitech Wave Keys MK670 Combo vs Trueque KM31 Wireless Keyboard and Mouse Combo -
Updated August 2026 — Logitech Wave Keys MK670 Combo wins on battery and connectivity, Trueque KM31 Wireless Keyboard and Mouse Combo - wins on price.
The Logitech Wave Keys MK670 Combo offers superior ergonomics, battery life, and connectivity options compared to the Trueque KM31. However, the Trueque is a budget-friendly alternative.
Why Logitech Wave Keys MK670 Combo is better
Ergonomics
Wave Keys promotes a natural typing position.
Battery Life
Up to 3 years for keyboard vs. 90 days.
Connectivity
Supports Bluetooth and Logi Bolt for multiple devices.
Why Trueque KM31 Wireless Keyboard and Mouse Combo - is better
Price
Trueque is significantly cheaper at $18.99.
Full-Size
Trueque offers a full-size keyboard layout.
Simplicity
Plug-and-play setup with a single USB receiver.
Overall score
Specifications
| Spec | Logitech Wave Keys MK670 Combo | Trueque KM31 Wireless Keyboard and Mouse Combo - |
|---|---|---|
| Keyboard Type | Ergonomic | Full-Size |
| Mouse Type | Quiet | Silent |
| Battery Life | Up to 3 years | Up to 90 days |
| Connection | Bluetooth/USB | USB |
| Palm Rest | Yes | Yes |
Dimension comparison
Design and Ergonomics
The Logitech Wave Keys MK670 Combo offers a wavy keyframe design that promotes a natural typing position, making it suitable for long hours of use. In contrast, the Trueque KM31 provides a full-size layout with a 1.57-inch palm rest and adjustable tilt legs, catering to users who prefer a traditional keyboard feel. The ergonomic features of both products aim to enhance comfort, but the Wave Keys focuses on a unique design to reduce wrist pressure, whereas the KM31 emphasizes a familiar layout for ease of use.
Typing Experience
When it comes to typing experience, the Logitech Wave Keys MK670 Combo excels with its compact keys that allow for a more natural shoulder position. The model boasts quiet operation thanks to SilentTouch technology, which reduces click noise by 90%. On the other hand, the Trueque KM31 emphasizes a quieter typing experience with low-profile keys and a wireless mouse that boasts over 97% noise reduction. If your priority is minimal noise during typing, both options perform well, but the Wave Keys might provide a more comfortable ergonomic experience.
Battery Life
The Logitech Wave Keys MK670 Combo showcases impressive battery longevity with up to three years for the keyboard and two years for the mouse using the included batteries. In contrast, the Trueque KM31 offers up to 90 days of use for the keyboard and 30 days for the mouse, which is significantly shorter. This difference in battery life could impact your decision if you prefer a low-maintenance option that requires fewer battery changes.
Connectivity
In terms of connectivity, the Logitech Wave Keys MK670 Combo supports both Bluetooth and the Logi Bolt USB receiver, allowing seamless switching between devices and operating systems. It can connect to PCs, tablets, and phones, accommodating a diverse range of setups. The Trueque KM31 utilizes a plug-and-play USB receiver, which is convenient but offers less versatility than the Logitech’s multi-device capabilities. If you prioritize connectivity options, the Wave Keys has a clear advantage.
Aesthetic Appeal
Aesthetically, the Logitech Wave Keys MK670 Combo features a sleek graphite color that gives it a modern look suitable for various workspaces. Meanwhile, the Trueque KM31, while functional, has a more utilitarian design with less focus on visual appeal. If the look of your workspace is essential to you, the Logitech product may be more fitting.
Price Comparison
Price is a significant factor in decision-making, and the Trueque KM31 is notably cheaper at $18.99, making it about 76% less expensive than the Logitech Wave Keys MK670 Combo, which is priced at $79.99. This vast price difference may appeal to budget-conscious buyers looking for a reliable combo without breaking the bank. However, the additional features and ergonomic benefits of the Logitech may justify its higher price for some users.
Brand Reputation
Logitech is a well-established brand in the tech industry, known for producing high-quality peripherals that are often highly rated by consumers. The Wave Keys MK670 Combo benefits from this reputation, potentially offering more reliable performance and customer support. Conversely, Trueque, while providing a functional product, may not have the same level of brand recognition. For users who prioritize brand reliability and customer service, Logitech could be the preferable choice.
Which should you buy?
Ultimately, the choice between the Logitech Wave Keys MK670 Combo and the Trueque KM31 Wireless Keyboard and Mouse Combo boils down to your specific needs and preferences. If you value ergonomic design, extended battery life, and connectivity options, the Logitech offers significant advantages, albeit at a higher price point. However, if budget is your primary concern and you need a straightforward, full-size keyboard and mouse combo, the Trueque KM31 is a compelling option. Consider what features matter most to you to make the best decision for your workspace.

