Keychron has released the K5 Ultra 8K, a full-size mechanical keyboard that targets users who need high-speed responsiveness without sacrificing desk space. The device supports an 8,000Hz polling rate over 2.4GHz wireless and USB-C, which reduces input lag for competitive gaming or fast typing tasks. This update matters because it brings ultra-high polling speeds to a standard layout that includes a number pad, a configuration many users still prefer for data entry or spreadsheet work.
Full-size low-profile mechanical keyboard with hot-swap switches
The keyboard uses Keychron’s low-profile Milk POM switches, which come in linear Red, tactile Brown, and tactile Banana variants. These switches sit on a hot-swappable circuit board, allowing users to replace them without soldering. The layout is a 100% full-size design that retains the numpad, making it suitable for users who rely on numeric input alongside standard keys.
Keychron K5 Ultra 8K Specifications
- Polling Rate: 8,000Hz
- Switches: Low-profile Milk POM (Red, Brown, Banana)
- Battery: 2,600 mAh (up to 370 hours)
- Firmware: Open-source ZMK
- Price: $114.99
Connectivity options include 2.4GHz wireless, a wired USB-C connection, and Bluetooth 5.2 for multi-device setups. The internal 2,600 mAh battery supports up to 370 hours of use on a single charge when RGB lighting is turned off. The keyboard operates on open-source ZMK firmware, allowing users to customize settings via a web application instead of proprietary desktop software.
Pricing starts at 114.99 USD (around $115) for the global market. The keyboard is now available for purchase directly from Keychron’s website and through Amazon. We looked at Keychron V6 Ultra HE keyboard supports in our earlier Keychron coverage to track the vendor's recent switch technology trends.
The K5 Ultra 8K ships with confirmed specifications for polling rate, switch types, and battery life. Users can buy the device immediately at the listed price point.
Source: Keychron, GIZMOCHINA
