This comparison is for buyers choosing between two 80% tenkeyless Keychron keyboards with hot-swappable switches. The K8 stands out for Bluetooth, wired connectivity, and a 4000mAh battery, while the Q3 is wired-only and built around a CNC-machined aluminum case, gasket mount, and steel plate. Both offer RGB, USB-C, and Mac/Windows support, but the Q3 adds QMK/VIA support and a knob while weighing 2000g. Your choice mainly comes down to wireless flexibility versus a heavier, more configurable desk setup.
67 Overall/ Value 67.1Build Quality 66.3Customizability 66.2Performance 61.8Productivity 65.2Portability 73.0![]() | 97 Overall/ Value 96.7Build Quality 90.9Customizability 98.1Performance 72.0Productivity 97.5Portability 57.2![]() | Select a keyboard to compare |
4.8 stars (1556 reviews) | 4.7 stars (321 reviews) | |
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Name Keychron K8 | Name Keychron Q3 | |
Release year 2020 | Release year 2022 | |
Switch Options Linear, Tactile, Clicky | Switch Options Linear, Tactile, Clicky, Silent | |
Profile Normal Profile | Profile Normal Profile | |
Hot Swappable | Hot Swappable | |
Layout Size 80% | Layout Size 80% | |
Layout Standard ANSI, ISO, JIS, ISO-DE, ISO-UK, ISO-Nordic, ISO-ES | Layout Standard ANSI, ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-SW, ISO-UK | |
Layout Ergonomics Normal | Layout Ergonomics Normal | |
Knob Support | Knob Support | |
Display Support | Display Support | |
Mac/Win Support | Mac/Win Support | |
Multi-Media Keys | Multi-Media Keys | |
USB-C | USB-C | |
USB passthrough | USB passthrough | |
Connection Bluetooth, Wired, Wireless | Connection Wired, Wired only | |
Polling Rate - | Polling Rate 1000 Hz | |
Battery capacity 4000 mAh | Battery capacity - | |
Hall Effect Support | Hall Effect Support | |
QMK Support | QMK Support | |
VIA Support | VIA Support | |
VIAL Support | VIAL Support | |
N-Key Rollover | N-Key Rollover | |
Rapid Trigger | Rapid Trigger | |
Mount Style Tray Mount | Mount Style Gasket Mount | |
Screw in Stabilizers | Screw in Stabilizers | |
Sound Dampening | Sound Dampening | |
Backlight Rgb, White, North-face | Backlight Rgb, South-face | |
Case Colors | Case Colors | |
Case Material Aluminum, Plastic | Case Material Aluminum | |
Keycaps Material ABS | Keycaps Material PBT, ABS | |
Dimensions - | Dimensions 20 x 137 x 365 mm | |
Weight - | Weight 2000g |
Pick the Keychron K8 if wireless use, multi-device Bluetooth, and a lower listed weight matter most. Choose the Keychron Q3 if you want a full aluminum case, gasket mount, QMK/VIA customization, or a programmable knob, and are comfortable with a wired, 2000g keyboard. For a portable setup, the K8 is the clearer fit; for a customizable desk keyboard, the Q3 is better aligned.
The Q3 leads for programming, modding, and content-creation workflows because of its QMK/VIA support and programmable knob. Its wired connection and stated 1000 Hz polling rate also make it the more straightforward pick for gaming based on the listed connection details. The K8 is the more travel-oriented choice, with Bluetooth and substantially lower listed weights. For office use, its ability to connect to up to three Bluetooth devices gives it the edge for switching between setups.
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