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| Niuniu KB40 | Keychron Q15 Max Ortholinear | Epomaker Hack70 |
70 Overall/ Value 70.0Build Quality 73.0Customizability 62.8Performance 45.1Productivity 77.3Portability 87.6![]() | 85 Overall/ Value 84.8Build Quality 78.9Customizability 85.6Performance 74.9Productivity 94.3Portability 88.9![]() | 76 Overall/ Value 75.9Build Quality 71.3Customizability 73.9Performance 72.4Productivity 83.7Portability 88.3![]() |
0.0 stars (0 reviews) | 0.0 stars (0 reviews) | 5.0 stars (1 reviews) |
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Name Niuniu KB40 | Name Keychron Q15 Max Ortholinear | Name Epomaker Hack70 |
Release year 2026 | Release year 2024 | Release year 2026 |
Switch Options - | Switch Options Tactile, Linear | Switch Options Linear |
Profile Normal Profile | Profile Normal Profile | Profile Normal Profile |
Hot Swappable | Hot Swappable | Hot Swappable |
Layout Size 40% | Layout Size 65% | Layout Size 65% |
Layout Standard ANSI | Layout Standard ANSI | Layout Standard ANSI |
Layout Ergonomics Ortholinear | Layout Ergonomics Ortholinear | Layout Ergonomics Ortholinear |
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, 2.4 GHz, Wired, Wireless | Connection Bluetooth, 2.4 GHz, Wired, Wireless |
Polling Rate - | Polling Rate 1000 Hz | Polling Rate 1000 Hz |
Battery capacity - | Battery capacity 4000 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 Gasket Mount | Mount Style Plate Mount | Mount Style Gasket Mount |
Screw in Stabilizers | Screw in Stabilizers | Screw in Stabilizers |
Sound Dampening | Sound Dampening | Sound Dampening |
Backlight | Backlight Rgb, South-face | Backlight Rgb, South-face |
Case Colors | Case Colors | Case Colors |
Case Material Aluminum | Case Material Aluminum | Case Material ABS, Plastic |
Keycaps Material - | Keycaps Material - | Keycaps Material PBT |
Dimensions - | Dimensions - | Dimensions 40 x 302 x 119 mm |
Weight - | Weight - | Weight 676g |
The NIUNIU KB40 Electrocapacitive is a 40% mechanical keyboard kit designed for hobbyists and enthusiasts who want a compact layout with electrocapacitive switch compatibility. It suits users who value a small footprint and the option to customize with both MX-style and electrocapacitive switches. The kit format requires assembly and some familiarity with keyboard building.