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Keychron K5 Ultra 8K Wireless Custom Mechanical Keyboard (US ANSI Layout)

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Keychron K5 Ultra 8K Wireless Custom Mechanical Keyboard ISO Layout Collection

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| Keychron K5 Ultra | Keychron K5 Pro | Keychron K5 Max |
85 Overall/ Value 84.9Build Quality 75.6Customizability 90.0Performance 91.4Productivity 92.6Portability 57.1![]() | 88 Overall/ Value 87.8Build Quality 80.0Customizability 89.2Performance 81.0Productivity 80.0Portability 53.1![]() | 86 Overall/ Value 86.2Build Quality 82.1Customizability 90.4Performance 82.3Productivity 89.8Portability 54.5![]() |
0.0 stars (0 reviews) | 4.8 stars (8 reviews) | 3.9 stars (22 reviews) |
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Name Keychron K5 Ultra | Name Keychron K5 Pro | Name Keychron K5 Max |
Release year 2026 | Release year 2023 | Release year 2024 |
Switch Options Tactile, Linear, Clicky | Switch Options Linear, Tactile, Clicky | Switch Options Tactile, Linear, Clicky |
Profile Low Profile | Profile Low Profile | Profile Low Profile |
Hot Swappable | Hot Swappable | Hot Swappable |
Layout Size 100% | Layout Size 100% | Layout Size 100% |
Layout Standard ISO-DE, ISO-ES, ISO-FR, ISO-IT, ISO-PT, ISO, ANSI | Layout Standard ISO, ISO-DE, ISO-Nordic, ISO-UK, JIS, ISO-SW, ISO-FR, ISO-ES, ANSI | Layout Standard ISO-DE, ISO-Nordic, ISO-UK, ISO, ANSI |
Layout Ergonomics Normal | Layout Ergonomics Normal | Layout Ergonomics Normal |
Knob Support | Knob Support | Knob Support |
Display Support | Display Support | Display Support |
Mac/Win Support | Mac/Win Support | Mac/Win Support |
Multi-Media Keys | Multi-Media Keys | Multi-Media Keys |
USB-C | USB-C | USB-C |
USB passthrough | USB passthrough | USB passthrough |
Connection Bluetooth, 2.4 GHz, Wired, Wireless | Connection Bluetooth, Wired, Wireless | Connection Bluetooth, 2.4 GHz, Wired, Wireless |
Polling Rate 8000 Hz | Polling Rate 1000 Hz | Polling Rate 1000 Hz |
Battery capacity 2600 mAh | Battery capacity 2000 mAh | Battery capacity 2000 mAh |
Hall Effect Support | Hall Effect Support | Hall Effect Support |
QMK Support | QMK Support | QMK Support |
VIA Support | VIA Support | VIA Support |
VIAL Support | VIAL Support | VIAL Support |
N-Key Rollover | N-Key Rollover | N-Key Rollover |
Rapid Trigger | Rapid Trigger | Rapid Trigger |
Mount Style - | Mount Style Tray Mount | Mount Style PCB Mount |
Screw in Stabilizers | Screw in Stabilizers | Screw in Stabilizers |
Sound Dampening | Sound Dampening | Sound Dampening |
Backlight Rgb, White, North-face | Backlight Rgb, North-face, White | Backlight Rgb, White, North-face |
Case Colors | Case Colors | Case Colors |
Case Material ABS, Wood, Metal | Case Material Aluminum, Plastic, ABS | Case Material ABS, Aluminum |
Keycaps Material PBT | Keycaps Material ABS, PBT | Keycaps Material PBT, ABS |
Dimensions - | Dimensions 18 x 120 x 435 mm | Dimensions 18 x 424 x 119 mm |
Weight 566g | Weight 720g | Weight 720g |
The Keychron K5 Ultra is a slim wireless mechanical keyboard designed for users who want a low-profile typing experience with flexible connectivity and extensive customization. It suits professionals or hobbyists who value a compact 100% layout and the ability to program macros through software. Its compatibility with multiple operating systems makes it a versatile choice for mixed environments.
The keyboard supports three connection modes: wired USB, Bluetooth, and 2.4 GHz wireless. This flexibility allows users to connect to multiple devices or switch between wired and wireless depending on their environment or battery status.
The K5 Ultra works with Windows, macOS, and Linux, covering most desktop operating systems. Its ZMK firmware enables advanced key remapping and macro programming through a web app, which is useful for users who want to tailor their keyboard layout without complex software installations.