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| AULA F87 Pro | Epomaker TH80 V2 Pro | Keychron J4 |
-15% off 66 Overall/ Value 65.5Build Quality 58.8Customizability 52.2Performance 60.2Productivity 61.6Portability 69.1![]() | -14% off 80 Overall/ Value 79.6Build Quality 67.7Customizability 72.2Performance 64.9Productivity 82.1Portability 84.9![]() | 76 Overall/ Value 75.9Build Quality 70.8Customizability 88.7Performance 81.8Productivity 89.2Portability 73.1![]() |
4.8 stars (22 reviews) | 4.8 stars (31 reviews) | 0.0 stars (0 reviews) |
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Name AULA F87 Pro | Name Epomaker TH80 V2 Pro | Name Keychron J4 |
Release year 2023 | Release year 2026 | Release year 2025 |
Switch Options - | Switch Options Linear, Silent | Switch Options Linear, Tactile, Clicky |
Profile Normal Profile | Profile Normal Profile | Profile Normal Profile |
Hot Swappable | Hot Swappable | Hot Swappable |
Layout Size 80% | Layout Size 80% | Layout Size 80% |
Layout Standard ANSI | Layout Standard ANSI | Layout Standard ANSI |
Layout Ergonomics Normal | Layout Ergonomics Normal | Layout Ergonomics Normal |
Knob Support | Knob Support | Knob Support |
Display Support | Display Support LCD | 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 4000 mAh | Battery capacity 10000 mAh | Battery capacity 4000 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 Gasket Mount | Mount Style - |
Screw in Stabilizers | Screw in Stabilizers | Screw in Stabilizers |
Sound Dampening | Sound Dampening | Sound Dampening |
Backlight Rgb | Backlight Rgb, South-face | Backlight Rgb, North-face, White |
Case Colors | Case Colors | Case Colors |
Case Material PBT, Silicone | Case Material ABS | Case Material ABS |
Keycaps Material PBT | Keycaps Material PBT | Keycaps Material PBT |
Dimensions 41 x 139 x 365 mm | Dimensions 47 x 323 x 141 mm | Dimensions 38 x 366 x 138 mm |
Weight 1023g | Weight 950g | Weight 870g |
The AULA F87 Pro is a compact 80% mechanical keyboard suited for users who want a balance of desk space savings and solid typing comfort. It fits gamers or fast typists needing responsive input and those who value quieter, softer keystrokes. Its hot-swappable switches and customizable lighting also appeal to hobbyists who like to tailor their setup.