Womier SK75 75% Wireless Mechanical Keyboard - Solid Aluminum Build

In this review the Womier SK75 is evaluated as a compact, well-built 75% mechanical keyboard that targets gamers and productivity users who want a premium feel without a luxury price. The single biggest reason to consider it is the combination of a full aluminum alloy shell with multi-layer acoustic damping that produces a satisfying, crisp typing sound and a sturdy, weighty keypress. For users who value customization, the hot-swappable POM switches and VIA programmability make it a flexible daily driver.

Key Features

• Full aluminum alloy shell: A glitter powder finish on the aluminum case gives the keyboard a unique look while providing a durable and stable platform for every keystroke.
• Five-layer acoustic design: PORON plate foam, IXPE switch pad, PET acoustic pad, EPDM case foam and PET film work together to deliver a clear, hi-fi typing sound and reduced hollow resonance.
• VIA programmability: Open-source VIA support lets users remap keys and create custom layers and backlight effects without complex firmware flashing.
• Three wireless modes and long battery life: Wired, Bluetooth and 2.4 GHz modes plus a 4000mAh battery enable multi-device switching and sustained use for days on a single charge.
• Hot-swap POM switches: Pre-lubed POM linear switches are installed for smooth action, and the hot-swap PCB supports 3-pin and 5-pin switches for easy customization.

Who It's For

The SK75 is best for gamers and professionals who want a compact 75% layout with a premium metal chassis and strong acoustic tuning; its hefty aluminum construction and tuned internals appeal to users who value a satisfying, controlled typing sound and a solid "chunk" to each keypress. The VIA support and hot-swap compatibility also make it attractive to tinkerers who want to remap keys and swap switches without soldering.

Those who should look elsewhere include users who need a full-size keyboard with a numpad or anyone who prefers a very lightweight board for portability, since the heavy aluminum build can feel bulky for travel. Also, if you require wireless use beyond a few days without charging, a layout with lower power consumption may be preferable.

Pros & Cons

Pros

• Robust full aluminum shell and a refined glitter finish that resists wear and feels premium.
• Rich, focused sound from the five-layer acoustic damping and pre-lubed POM switches.
• Flexible connectivity with wired, Bluetooth and 2.4 GHz modes plus long battery life from the 4000mAh cell.
• Easy customization via VIA and hot-swap PCB for switch swapping and key remapping.

Cons

• The all-aluminum construction makes the keyboard noticeably heavy, which may be a downside for users wanting portability.
• The 75% layout omits a dedicated numpad, which could be limiting for heavy spreadsheet users.

Specifications

Our Verdict

The Womier SK75 is a strong value for users seeking a compact mechanical keyboard with a premium aluminum case, tuned acoustics and extensive customization. It delivers a satisfying typing sound and solid build quality that outperforms many plastic boards in the same price band, though its weight and lack of a numpad mean it is best suited to desktop setups rather than travel or heavy spreadsheet work.

Frequently Asked Questions

Is the SK75 hot-swappable?
Yes, the PCB supports hot-swap for both 3-pin and 5-pin switches so you can replace switches without soldering.

How long does the battery last?
With the 4000mAh battery the keyboard can run for multiple days in wireless use, typically around 6-7 days depending on usage and backlight settings.

Does it work with Mac and Windows?
Yes, the keyboard is compatible with both Windows and Mac systems and supports VIA for custom keymaps.