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| Nuphy Air75 V2 | Keychron K3 HE | Lofree Flow Lite 2 |
90 Overall/ Value 90.2Build Quality 76.7Customizability 90.9Performance 79.2Productivity 81.4Portability 81.1![]() | 86 Overall/ Value 85.8Build Quality 85.5Customizability 88.7Performance 92.4Productivity 88.5Portability 81.8![]() | 85 Overall/ Value 84.5Build Quality 73.2Customizability 78.2Performance 60.3Productivity 88.5Portability 81.7![]() |
4.6 stars (850 reviews) | 5.0 stars (6 reviews) | 0.0 stars (0 reviews) |
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Name Nuphy Air75 V2 | Name Keychron K3 HE | Name Lofree Flow Lite 2 |
Release year 2024 | Release year 2026 | Release year 2026 |
Switch Options Clicky, Tactile, Linear | Switch Options Magnetic, Linear, Tactile, Clicky | Switch Options Linear, Clicky |
Profile Low Profile | Profile Low Profile | Profile Low Profile |
Hot Swappable | Hot Swappable | Hot Swappable |
Layout Size 75% | Layout Size 75% | Layout Size 75% |
Layout Standard ANSI | Layout Standard ISO, ISO-DE, ISO-ES, ISO-FR, ANSI, JIS | Layout Standard ANSI, ISO, ISO-UK, ISO-DE, ISO-FR, JIS |
Layout Ergonomics Normal | Layout Ergonomics Normal | Layout Ergonomics Normal |
Knob Support | Knob Support | Knob Support |
Display Support | Display Support LED | Display Support LED |
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, 2.4 GHz, Wired, Wireless | Connection Bluetooth, 2.4 GHz, Wired, Wireless |
Polling Rate 1000 Hz | Polling Rate 1000 Hz | Polling Rate 1000 Hz |
Battery capacity 4000 mAh | Battery capacity 2600 mAh | Battery capacity 3000 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 Gasket Mount |
Screw in Stabilizers | Screw in Stabilizers | Screw in Stabilizers |
Sound Dampening | Sound Dampening | Sound Dampening |
Backlight Rgb | Backlight Rgb, White, North-face | Backlight White, North-face |
Case Colors | Case Colors | Case Colors |
Case Material Aluminum, ABS | Case Material Aluminum, Wood, ABS | Case Material ABS |
Keycaps Material PBT | Keycaps Material PBT | Keycaps Material PBT |
Dimensions 14 x 316 x 133 mm | Dimensions 25 x 319 x 126 mm | Dimensions 22 x 317 x 143 mm |
Weight 598g | Weight 580g | Weight 625g |
The Nuphy Air75 V2 is a compact, wireless mechanical keyboard designed for users who want low latency and extensive customization in a portable form. It suits gamers needing fast response times and professionals who value flexible key remapping and compatibility across multiple operating systems. Its slim profile and improved wireless performance make it a practical choice for laptop users and those on the move.