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Compare AULA HERO84 vs Keychron K3 V3 Differences Side by Side

This comparison is for users deciding between a specialized gaming tool and a versatile daily driver. The AULA HERO84 offers extreme performance specs for a lower price, while the Keychron K3 V3 provides a premium build and wireless freedom at a higher cost. The decision hinges on whether you prioritize raw, lag-free input for gaming or the convenience of Bluetooth connectivity and deep software customization for work and play.

67
AULA HERO84 Magnetic Switch Gaming Keyboard with 8K Polling Rate
83
Keychron K3 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3

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  • Released in 2025
  • Has Magnetic switch options
  • Built with the ANSI layout standard
  • Connects via USB-C
  • Utilizes Hall effect sensors
  • Has built-in sound dampening
  • Uses a Tray Mount mounting style
  • Supports Wired, Wired only connectivity
  • Runs at a 8000 Hz polling rate
  • Weighs about 910 g
  • Sized at 43 x 322 x 138 mm
  • Made with a ABS case
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
  • Released in 2024
  • Has Linear, Tactile, Clicky switch options
  • Features a low-profile design
  • Built with the ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic layout standard
  • Provides dedicated media keys
  • Supports QMK firmware
  • Supports VIA configuration
  • Uses a Top Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 1550 mAh battery
  • Weighs about 540 g
  • Sized at 19 x 306 x 116 mm
  • Made with a ABS, Aluminum case
  • Features PBT, ABS keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
Scores
  • Performance: 91.2
  • Build Quality: 57.5
  • Productivity: 76.7
  • Customizability: 60
  • Portability: 63.3
Scores
  • Performance: 81.8
  • Build Quality: 81.8
  • Productivity: 70.3
  • Customizability: 90
  • Portability: 74.6
Name
AULA HERO84
Name
Keychron K3 V3
Release year
2025
Release year
2024
Switch Options
Magnetic
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI, ISO, ISO-UK, ISO-DE, ISO-SW, ISO-Nordic
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
Wired, Wired only
Connection
Bluetooth, Wired, Wireless
Polling Rate
8000 Hz
Polling Rate
1000 Hz
Battery capacity
-
Battery capacity
1550 mAh
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
Top Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Material
ABS
Case Material
ABS, Aluminum
Keycaps Material
-
Keycaps Material
PBT, ABS
Dimensions
43 x 322 x 138 mm
Dimensions
19 x 306 x 116 mm
Weight
910g
Weight
540g
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Pros and Trade-offs

Your primary need dictates the choice. For a dedicated, high-performance gaming keyboard where every millisecond counts, the AULA HERO84 delivers exceptional value with its 8K polling and customizable magnetic switches. If you need a single keyboard for a clean, wireless desk setup that switches between multiple devices and offers deep customization for work or hobbyist tinkering, the Keychron K3 V3 is the more versatile and premium option.

AULA HERO84

  • +Features an 8000 Hz polling rate for minimal input latency.
  • +Hall effect magnetic switches with adjustable actuation distance (0.01mm - 3.4mm).
  • +Includes five layers of sound-dampening material and a steel plate.
  • +More affordable price point for its performance tier.
  • +Comes with two replacement switches and a keycap puller.
  • −Wired-only connectivity limits placement and portability.
  • −Heavier weight (910g) and taller profile (43mm) due to its standard switch design.
  • −Uses a tray mount construction, which can lead to less consistent typing feel.
  • −Software customization is limited to a proprietary web driver.

Keychron K3 V3

  • +Offers Bluetooth 5.2 and wired connectivity for multi-device use.
  • +Supports QMK and VIA firmware for unparalleled key remapping and macro control.
  • +Ultra-slim, low-profile design with adjustable feet for ergonomic typing angles.
  • +Build features an aluminum frame option and multiple acoustic foam layers (IXPE, EPDM, latex).
  • +Available in multiple ISO layouts (UK, DE, Swiss, Nordic) with keycaps for both Mac and Windows.
  • −Higher price point compared to the AULA HERO84.
  • −Lower 1000 Hz polling rate in wired mode (90 Hz in wireless).
  • −Hot-swap socket is only compatible with specific low-profile mechanical switches.
  • −North-facing RGB LEDs may cause interference with certain Cherry-profile keycaps.

Which Keyboard Is Better for Your Needs?

The Keychron K3 V3 wins in most productivity and mobility scenarios due to its wireless design, extensive programmability, and ergonomic low-profile form factor. The AULA HERO84 is the clear choice for dedicated gaming, leveraging its high polling rate and unique magnetic switches. For modders, the Keychron's open-source QMK support and accessible foam layers provide a more flexible platform, while content creators will find useful features in both.

GamingAULA HERO84
  • •The AULA HERO84 has an 8000 Hz polling rate, which is higher than the Keychron's 1000 Hz.
  • •Its Hall effect magnetic switches offer adjustable actuation from 0.01mm to 3.4mm for precise control.
  • •The vendor description highlights its design for competitive, esports-level speed.
OfficeKeychron K3 V3
  • •The Keychron K3 V3 offers Bluetooth connectivity for cable-free desk setups.
  • •It supports multiple ISO layouts (UK, German, Swiss, Nordic) for international users.
  • •Its low-profile design and adjustable typing angles (2.5°, 4.2°, 6.5°) promote ergonomic comfort.
ProgrammingKeychron K3 V3
  • •The Keychron K3 V3 supports QMK and VIA firmware for deep key remapping and macro creation.
  • •Its hot-swappable design allows for switch customization without soldering.
  • •The vendor states compatibility with Windows, macOS, and Linux via its web-based Launcher app.
TravelKeychron K3 V3
  • •The Keychron K3 V3 is significantly lighter (540g) and thinner (19mm height) than the AULA (910g, 43mm height).
  • •Its Bluetooth 5.2 connectivity eliminates the need to carry a cable for use with laptops or tablets.
  • •It includes a 1550mAh battery for wireless operation.
ModdingKeychron K3 V3
  • •The Keychron K3 V3 supports QMK open-source firmware, allowing for extensive community-driven customization.
  • •It features a hot-swappable PCB compatible with Keychron and Gateron low-profile switches.
  • •The build includes multiple foam layers (IXPE, EPDM, latex) for acoustic tuning.
Content CreationTie
  • •Both keyboards have a 75% layout with multimedia keys, saving desk space for peripherals.
  • •Both feature per-key RGB backlighting for visual setup customization.
  • •The AULA offers programmable macros via a web driver, while the Keychron offers deeper scripting via QMK.

Frequently Asked Questions (FAQ)

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