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Compare Ajazz AK871 vs Keychron K2 Max Differences Side by Side

This comparison is for buyers deciding between a low-cost entry point and a feature-rich premium wireless mechanical keyboard. The Ajazz AK871 offers a simple hot-swappable TKL layout at a very low price, while the Keychron K2 Max commands a higher cost for superior materials, extensive firmware support, and a more compact 75% form factor. The decision hinges on whether you prioritize absolute cost savings or long-term value through build quality and customization.

Ajazz AK871 Wireless Dual-mode TKL Mechanical Keyboard
92
Keychron K2 Max QMK Wireless Mechanical Keyboard ISO Layout Collection

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  • Released in 2023
  • Has Clicky, Linear switch options
  • Available in a 80% layout
  • Built with the ANSI layout standard
  • Supports Bluetooth, 2.4 GHz, Wireless connectivity
  • Weighs about 970 g
  • Sized at 41 x 153 x 362 mm
  • Made with a ABS case
  • Features ABS keycaps
  • Offers No RGB lighting
  • Released in 2024
  • Has Linear, Tactile, Clicky switch options
  • Available in a 75% layout
  • Built with the ISO, ANSI, ISO-DE, ISO-UK, ISO-Nordic, ISO-SW layout standard
  • Provides dedicated media keys
  • Connects via USB-C
  • Supports QMK firmware
  • Supports VIA configuration
  • Features N-key rollover
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Uses a PCB Mount mounting style
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 4000 mAh battery
  • Weighs about 940 g
  • Sized at 32 x 317 x 122 mm
  • Made with a Aluminum, ABS case
  • Features PBT keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face, White, White South-face RGB lighting
Scores
  • Performance: 38.9
  • Build Quality: 39
  • Productivity: 50.8
  • Customizability: 48.6
  • Portability: 66.9
Scores
  • Performance: 81.1
  • Build Quality: 85.6
  • Productivity: 94.5
  • Customizability: 92.3
  • Portability: 79.5
Name
Ajazz AK871
Name
Keychron K2 Max
Release year
2023
Release year
2024
Switch Options
Clicky, Linear
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ISO, ANSI, ISO-DE, ISO-UK, ISO-Nordic, ISO-SW
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
Bluetooth, 2.4 GHz, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
-
Polling Rate
1000 Hz
Battery capacity
-
Battery capacity
4000 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
-
Mount Style
PCB Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Backlight
 
Rgb, South-face, White, White South-face
Case Colors
Case Colors
Case Material
ABS
Case Material
Aluminum, ABS
Keycaps Material
ABS
Keycaps Material
PBT
Dimensions
41 x 153 x 362 mm
Dimensions
32 x 317 x 122 mm
Weight
970g
Weight
940g
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Pros and Trade-offs

The Keychron K2 Max is the recommended choice for most users willing to invest in a keyboard. It delivers reliable wireless performance, a premium typing experience, and deep customization that justifies its higher cost. Only consider the Ajazz AK871 if your budget is extremely constrained and you are willing to accept potential wireless issues and fewer features.

Ajazz AK871

  • +Lower cost entry point for a hot-swappable wireless keyboard.
  • +Uses standard AAA batteries, which are easy to replace.
  • +Includes a magnetic suction upper cover for easy access.
  • +Offers a full TKL layout with dedicated arrow and function keys.
  • −Vendor reviews report very poor 2.4GHz wireless range and reliability.
  • −Uses ABS keycaps, which are more prone to shine over time compared to PBT.
  • −Lacks included keycaps for Mac layout, requiring a function key combination.
  • −No backlighting or RGB options are listed.

Keychron K2 Max

  • +Superior build with an aluminum frame, steel plate, and multiple sound-dampening foam layers (IXPE, PET, EPDM).
  • +Extensive customization via QMK/VIA firmware and the Keychron Launcher web app.
  • +Reliable 2.4GHz wireless with a specified 1000 Hz polling rate and Bluetooth 5.1 multi-device support.
  • +Includes high-quality OSA profile double-shot PBT keycaps and dedicated Mac/Windows keycap sets.
  • −Significantly higher price point than the Ajazz AK871.
  • −The 75% layout may have a steeper learning curve for users accustomed to TKL or full-size keyboards.
  • −Internal 4000mAh battery requires charging via cable, unlike user-replaceable batteries.

Which Keyboard Is Better for Your Needs?

The Keychron K2 Max is the clear choice for gaming, office work, programming, and content creation due to its reliable wireless performance, extensive programmability, and superior build features. For modding, the K2 Max's premium materials and construction offer a better starting point. The travel use case is a tie, with each board having slight advantages in size or power source. The Ajazz AK871's primary advantage is its lower price point for basic wireless functionality.

GamingKeychron K2 Max
  • •The Keychron K2 Max lists a 1000 Hz polling rate for its 2.4GHz and wired modes, which the Ajazz AK871's specifications do not mention.
  • •The K2 Max uses screw-in stabilizers and a steel plate, which the vendor page suggests improves stability for large keys.
  • •The Ajazz AK871's vendor reviews report significant issues with 2.4GHz wireless range and reliability.
OfficeKeychron K2 Max
  • •The Keychron K2 Max includes dedicated Mac and Windows keycaps and a system toggle, while the Ajazz AK871 requires a function key combination for Mac mode and lacks Mac keycaps according to a vendor review.
  • •The K2 Max supports Bluetooth 5.1 for connecting to three devices, facilitating multitasking across a computer, phone, and tablet.
  • •The K2 Max features a 4000mAh battery, whereas the Ajazz AK871 is powered by two AAA batteries.
ProgrammingKeychron K2 Max
  • •The Keychron K2 Max has native QMK and VIA support for extensive key remapping and macro programming via a web app.
  • •Its 75% layout saves desk space while retaining essential keys, compared to the Ajazz AK871's larger TKL (80%) layout.
  • •The K2 Max offers multiple ISO layout options (UK, DE, Nordic, etc.), which the Ajazz AK871 does not.
TravelTie
  • •Both keyboards support wireless connectivity via Bluetooth and 2.4GHz.
  • •The Keychron K2 Max is more compact (317mm wide) than the Ajazz AK871 (362mm wide).
  • •The Ajazz AK871 is slightly heavier (970g) than the K2 Max (940g).
  • •The K2 Max has an internal 4000mAh battery, while the Ajazz uses replaceable AAA batteries, which can be easier to manage on the go.
ModdingKeychron K2 Max
  • •The Keychron K2 Max features a layered foam construction (IXPE, PET, EPDM) for sound dampening, a steel plate, and an aluminum case frame, providing a more robust modding foundation.
  • •Both are hot-swappable, but the K2 Max vendor page explicitly states compatibility with 3-pin and 5-pin MX-style switches.
  • •The K2 Max uses screw-in stabilizers, which are generally preferred for modding over clip-in stabilizers.
Content CreationKeychron K2 Max
  • •The Keychron K2 Max features south-facing RGB backlighting with multiple effects, while the Ajazz AK871 has no RGB lighting.
  • •Programmable macros via QMK/VIA on the K2 Max can streamline editing workflows.
  • •The adjustable typing angle (5°, 9°, 12°) on the K2 Max may improve ergonomics during long sessions.

Frequently Asked Questions (FAQ)

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