⚡️ Quick Verdict - KEYCHRON K2 (2019)
- Best For: macOS users, typists seeking compact wireless solutions, multi-device setups.
- Strengths: Versatile multi-OS support, compact 75% layout, robust build with aluminum frame option, long battery life.
- Drawbacks: Tall profile, non-standard keycap sizes for some keys, some initial models not hot-swappable.
- Verdict: A reliable and feature-rich compact wireless mechanical keyboard for everyday use.
⚖️ Pros & Cons Explained
| Aspect | Pros | Cons |
|---|---|---|
| Connectivity & Compatibility | Users appreciate the seamless switching between up to three Bluetooth devices and its full compatibility with both macOS and Windows. | Some users reported occasional Bluetooth dropouts or lag, especially in environments with high wireless interference. |
| Design & Ergonomics | The compact 75% layout saves desk space while retaining essential function keys. Many like the aesthetic of the aluminum frame option. | The keyboard has a relatively high front profile, which many users found required a wrist rest for comfortable long-term typing. |
| Typing Experience | The availability of multiple Gateron switch types (Red, Brown, Blue) allowed users to choose their preferred typing feel. The included keycaps are generally reported as decent quality. | Stock stabilizers on larger keys (spacebar, shift) can be rattly for some users. The initial 2019 models were not hot-swappable, limiting switch customization without soldering. |
| Keycaps & Customization | Uses a common MX stem, allowing for broad keycap compatibility for most keys. Includes dedicated Mac function keys. | Certain keycap sizes, particularly the right shift, Alt, and Fn keys, are non-standard, making it challenging to find full replacement keycap sets. |
🔧 What’s Included? & Why It Matters
| Component | Why It Matters |
|---|---|
| Keychron K2 Keyboard | The core product, offering a 75% mechanical keyboard layout with Mac/Windows compatibility and wireless Bluetooth connectivity. |
| USB-A to USB-C Cable | Used for wired connectivity, charging the internal battery, and flashing firmware updates. Ensures broad compatibility with chargers and computers. |
| Keycap Puller | Essential tool for safely removing keycaps for cleaning, swapping, or accessing switches. |
| Switch Puller (If Hot-Swappable Version) | Allows users to easily remove and replace mechanical switches without soldering, offering significant customization flexibility. (Note: Many 2019 K2 models were not hot-swappable). |
| Extra Keycaps (Mac & Windows) | Provides alternative keycaps (e.g., Command/Alt, Windows/Alt) to match the user's preferred operating system, enhancing usability. |
💰 Is It Worth It? – Value & Cost Efficiency
| Aspect | Positive | Negative |
|---|---|---|
| Feature Set for Price | Many users felt the K2 (2019) offered a strong combination of features (wireless, Mac/Windows, mechanical switches) at a competitive price point compared to alternatives available at the time. | Some felt that the standard plastic frame model felt less premium for its cost than the aluminum version, even though it was more affordable. |
| Durability & Longevity | The keyboard is generally perceived as robust and built to last, particularly the models with the aluminum frame. The mechanical switches have a long lifespan. | The stock ABS keycaps on some models could show shine over time, indicating potential long-term wear for heavy users. |
| User Experience Investment | The versatility for multi-device use (laptop, tablet, desktop) adds significant value, reducing the need for multiple keyboards. | For users who prefer a lower profile or specific keycap sets, the necessity of purchasing a wrist rest or struggling with non-standard keycap sizes added to the overall cost or effort. |
⚔️ Alternatives vs KEYCHRON K2 (2019)
| Aspect | Anne Pro 2 | Ducky One 2 Mini | KEYCHRON K2 (2019) |
|---|---|---|---|
| Layout | 60% | 60% | 75% |
| Connectivity | Wireless (Bluetooth 4.0) & Wired (USB-C) | Wired (USB-C) | Wireless (Bluetooth 3.0) & Wired (USB-C) |
| Switch Options | Gateron, Kailh, Cherry MX | Cherry MX (wider range initially) | Gateron |
| Build Material | Plastic | Plastic | Plastic / Aluminum Frame Option |
| OS Compatibility | Windows, macOS, Linux, Android, iOS | Windows, macOS, Linux | Windows, macOS, Linux, Android, iOS (dedicated Mac keys) |
| Portability | Extremely compact and lightweight | Compact and lightweight | Compact, but slightly heavier due to 75% layout and battery. |
| Customization (Hot-swap) | No (soldered) | No (soldered) | No (original 2019 models generally not hot-swappable) |
💡 FAQ (Frequently Asked Questions)
- Is the Keychron K2 (2019) hot-swappable? The initial Keychron K2 (2019) models were generally not hot-swappable, meaning switches were soldered to the PCB. Hot-swappable versions became more widely available in subsequent revisions of the K2, such as the K2 V2. Users interested in hot-swappability should confirm the specific version they are considering.
- Does the K2 (2019) work well with Macs? Yes, the Keychron K2 (2019) is designed with strong Mac compatibility in mind, including dedicated Mac function keys and keycap legends for Command and Option keys. It seamlessly switches between macOS and Windows modes.
- What type of switches are available for the K2 (2019)? The Keychron K2 (2019) typically comes with Gateron mechanical switches, commonly available in Gateron Red (linear), Gateron Blue (clicky), and Gateron Brown (tactile) variants, allowing users to choose their preferred typing feel.
- What is the battery life of the Keychron K2 (2019)? The Keychron K2 (2019) is equipped with a large 4000 mAh battery. With the backlight off, it can last for up to 72 hours of typing. With backlighting on, battery life varies depending on the brightness setting and RGB effects used.
👍 Positive Reviews - What Users Love
- I love how easy it is to switch between my MacBook Pro and my Windows desktop. The dedicated Mac keys are a game changer for my workflow.
- The compact 75% layout is perfect for my desk, giving me back so much space without losing important function keys.
- The Gateron Brown switches feel great for both typing and a bit of gaming. It's a satisfying tactile bump without being too loud.
- The battery life is surprisingly long. I can go days without charging, even with some backlight usage.
- The aluminum frame version feels incredibly solid and premium, definitely worth the extra cost for the build quality.
👎 Negative Reviews - What Could Be Better
- The keyboard's high profile makes it uncomfortable to type on without a wrist rest, which isn't included and adds to the overall cost.
- I was disappointed that my 2019 model isn't hot-swappable, meaning I'm stuck with the original switches unless I want to solder.
- Finding replacement keycap sets that fit all the non-standard keys, especially the right shift and Alt, has been a real challenge.
- I've experienced some minor Bluetooth connectivity issues, mostly short disconnections that resolve quickly but are still annoying.
- The stabilizers on the larger keys rattle a bit, which takes away from the otherwise good typing experience.
📋 Key Details & Specifications
| Feature | Specification |
|---|---|
| Layout | 75% (84 keys) |
| Keycap Material | ABS (some versions may have PBT options) |
| Switch Type | Gateron Mechanical (Red, Blue, Brown) |
| Connectivity | Bluetooth 3.0 & USB-C (Wired) |
| OS Compatibility | macOS, Windows, Android, iOS |
| Number of Devices | Connects up to 3 devices via Bluetooth |
| Battery | 4000 mAh Rechargeable Li-polymer |
| Battery Life | Up to 72 hours (with backlight off) |
| Backlight | White LED or RGB (variant dependent) |
| Frame Material | ABS Plastic or ABS Plastic with Aluminum Frame |
| Dimensions (Plastic Frame) | 313 x 123 x 38.5 mm (12.3 x 4.8 x 1.5 in) |
| Weight (Plastic Frame) | 664g (1.46 lbs) |
| Key Rollover | N-Key Rollover (Wired), 6-Key Rollover (Bluetooth) |
| Polling Rate | 1000Hz (Wired), 90Hz (Bluetooth) |
🔚 Summary – Is This the Right Choice for You?
- The Keychron K2 (2019) stands out as a highly versatile and compact mechanical keyboard, particularly appealing to users who frequently switch between macOS and Windows devices or those who need a wireless solution for a cleaner desk setup.
- Its 75% layout strikes a good balance between compactness and functionality, retaining essential keys like the function row and arrow keys that are often missing on smaller layouts.
- While generally praised for its robust build and long battery life, prospective buyers should be aware of its relatively tall profile, which often necessitates a wrist rest for comfort. The original 2019 models were also typically not hot-swappable, limiting future switch customization without advanced technical skills.
- Overall, if you're seeking a reliable, multi-device compatible mechanical keyboard with a satisfying typing experience and you're comfortable with its high profile and potentially limited keycap customization due to non-standard key sizes, the Keychron K2 (2019) remains a solid choice for productivity and general use.
