Keychron
Keychron K4 Pro QMK/VIA Bluetooth Wireless Mechanical Keyboard
Bottom line: The Keychron K4 Pro QMK/VIA Bluetooth Wireless Mechanical Keyboard is a specs-and-price decision rather than a crowd-consensus one in the keyboards & mice category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.
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Pros & Cons
Pros
- ✓ Backed by Keychron's warranty and support channels
Cons
- ✗ Check the listed dimensions, connectors and platform compatibility against your setup before ordering
- ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated
SpecPicks Verdict
SpecPicks scored Keychron K4 Pro QMK/VIA Bluetooth Wireless Mechanical Keyboard using a rating × review-volume × price-fit model applied to published specs and reviews across the keyboards & mice category. Keychron's keyboards & mice lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for keyboards & mice of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- Keychron K4 Pro - QMK/VIA Wireless Mechanical Keyboard white LED backlight allows anyone to master any keyboard keys or macro commands through VIA, it has included keycaps for both Windows and macOS, and users can hot-swap with any MX mechanical switch in a breeze.
- Program with QMK & VIA - Simply connect the K4 Pro to your device with a cable, drag and drop your favorite keys or macro commands to remap any key you want on any system (macOS, Windows, or Linux). An ultra-low-power ARM Cortex-M4 32-bit STM32L432 MCU which is powerful, and equipped with 128K Flash will provide more flexibility for developers.
- Wireless and Wired - You can connect the K4 Pro with up to 3 devices wirelessly via its stable Broadcom Bluetooth 5.1 for seamless multitasking across your laptop, phone, and tablet. Switch among them swiftly, and it’s fully compatible with both Mac and Windows. You can also enjoy a USB Type-C wired connection with 1000 Hz polling rate.
- Hot-Swappable - The hot-swappable sockets are mounted on the PCB, so you can hot-swap every switch on the K4 Pro with almost all of the 3pin and 5pin MX style mechanical switches on the market (including Cherry, Gateron, Kailh, Panda, etc.) without soldering. You can customize your own typing experience in seconds. Also integrated the PCB-mounted screw-in stabilizers for a smoother typing experience with less wobbliness on the big keys such as space bar, shift, enter, and backspace. The Keychron K4 Pro also supports third-party screw-in PCB stabilizers.
- South-facing Lights - The K4 Pro comes with our unique OSA profile (OEM profile with spherical-angle) that aim to provide a more comfortable fingertip feel with excellent oil resistance for long-term use. Comes with 14 types of white backlight settings, you can further fine-tune the brightness, effect speed with ease.
Full Specifications
| Brand | Keychron |
|---|---|
| Color | White-K Pro Red Switch |
| Style | Contemporary |
| Theme | Mechanical Keyboards" or "Gaming Keyboards |
| Language | English |
| Model Name | K4 Pro |
| Style Name | Contemporary |
| Unit Count | 1 Count |
| Switch Type | Linear |
| Connectivity | Bluetooth, USB |
| Model Number | K4P-O1 |
| Power Source | Battery Powered |
| Compatibility | Switch, Mac, Linux |
| Built-In Media | 1x Fully Assembled Keyboard, 1x Screwdriver, 1x Switch Puller, Keycap Puller, USB Cable |
| Number of Keys | 101 |
| Button Quantity | 114 |
| Connection Type | Wired |
| Keyboard Layout | QWERTY |
| Number of Items | 1 |
| Number of Packs | 1 |
| Full listing title | Keychron K4 Pro QMK/VIA Bluetooth Wireless Mechanical Keyboard, 96% Layout Custom Programmable Gaming Keyboard with White Backlit, Hot-Swappable K Pro Red Switch for Mac Windows Linux - White |
Ready to buy?
Keychron K4 Pro QMK/VIA Bluetooth Wireless Mechanical Keyboard, 96% Layout Custom Programmable Gaming Keyboard with White Backlit, Hot-Swappable K Pro Red Switch for Mac Windows Linux - White is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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