Keychron 81 Pro vs PBTfans Athena 75 Specs

Compare Keychron 81 Pro vs PBTfans Athena 75 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron 81 Pro and PBTfans Athena 75 and view their biggest differences. The detailed comparison table allows you to see all the essential features, specifications, and benefits of each keyboard at a glance. Whether you're looking for performance, value, or specific functionalities, this comparison tool helps you make an informed decision.

Model
Rating	5.0 stars (8 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2023 Has Linear, Tactile, Clicky switch options Built with the ANSI layout standard Offers Normal ergonomics Comes with a knob Includes a No display Compatible with both Mac and Windows Provides dedicated media keys Supports QMK firmware Features N-key rollover Includes screw-in stabilizers Uses a Gasket Mount mounting style Supports Bluetooth, Wired, Wireless connectivity Runs at a 1000 Hz polling rate Equipped with a 4000 mAh battery Weighs about 1887 g Sized at 47 x 338 x 151 mm Offers Yes, Rgb, South-face, Rgb South-face RGB lighting	Released in 2026 Has Clicky switch options Built with the ANSI, ISO layout standard Offers Split Backspace ergonomics Includes a Yes, LCD display Supports VIAL configuration Uses a Top Mount mounting style Supports Wired, Wired only, connectivity Weighs about 2200 g Offers Yes, Rgb RGB lighting
Score	Scores Performance: 82 Build Quality: 86.9 Productivity: 97.3 Customizability: 94.9 Portability: 81.6	Scores Performance: 70.3 Build Quality: 81.1 Productivity: 75.1 Customizability: 82.7 Portability: 62.9
Name	Name Keychron 81 Pro	Name PBTfans Athena 75
Release year	Release year 2023	Release year 2026
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Clicky
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 75%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI, ISO
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Split Backspace
Knob Support	Knob Support	Knob Support
Display Support	Display Support	Display Support LCD
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	Connection Bluetooth, Wired, Wireless	Connection Wired, Wired only,
Polling Rate	Polling Rate 1000 Hz	Polling Rate -
Battery capacity	Battery capacity 4000 mAh	Battery capacity -
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 Gasket Mount	Mount Style Top Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, South-face	Backlight Rgb
Case Colors	Case Colors	Case Colors
Case Material	Case Material Aluminum	Case Material Aluminum
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT
Dimensions	Dimensions 47 x 338 x 151 mm	Dimensions -
Weight	Weight 1887g	Weight 2200g

Keyboard 81 Pro QMK/VIA Wireless Custom Mechanical Keyboard

-16% off

Select a keyboard to compare

5.0 stars (8 reviews)

0.0 stars (0 reviews)

Released in 2023
Has Linear, Tactile, Clicky switch options
Built with the ANSI layout standard
Offers Normal ergonomics
Comes with a knob
Includes a No display
Compatible with both Mac and Windows
Provides dedicated media keys
Supports QMK firmware
Features N-key rollover
Includes screw-in stabilizers
Uses a Gasket Mount mounting style
Supports Bluetooth, Wired, Wireless connectivity
Runs at a 1000 Hz polling rate
Equipped with a 4000 mAh battery
Weighs about 1887 g
Sized at 47 x 338 x 151 mm
Offers Yes, Rgb, South-face, Rgb South-face RGB lighting

Released in 2026
Has Clicky switch options
Built with the ANSI, ISO layout standard
Offers Split Backspace ergonomics
Includes a Yes, LCD display
Supports VIAL configuration
Uses a Top Mount mounting style
Supports Wired, Wired only, connectivity
Weighs about 2200 g
Offers Yes, Rgb RGB lighting

Scores

Performance: 82
Build Quality: 86.9
Productivity: 97.3
Customizability: 94.9
Portability: 81.6

Scores

Performance: 70.3
Build Quality: 81.1
Productivity: 75.1
Customizability: 82.7
Portability: 62.9

Name

Keychron 81 Pro

Name

PBTfans Athena 75

Release year

2023

Release year

2026

Switch Options

Linear, Tactile, Clicky

Switch Options

Clicky

Profile

Normal Profile

Profile

Normal Profile

Hot Swappable

Layout Size

75%

Layout Size

75%

Layout Standard

ANSI

Layout Standard

ANSI, ISO

Layout Ergonomics

Normal

Layout Ergonomics

Split Backspace

Knob Support

Display Support

LCD

Mac/Win Support

Multi-Media Keys

USB-C

USB passthrough

Connection

Bluetooth, Wired, Wireless

Connection

Wired, Wired only,

Polling Rate

1000 Hz

Polling Rate

Battery capacity

4000 mAh

Battery capacity

Hall Effect Support

QMK Support

VIA Support

VIAL Support

N-Key Rollover

Rapid Trigger

Mount Style

Gasket Mount

Mount Style

Top Mount

Screw in Stabilizers

Sound Dampening

Backlight

Rgb, South-face

Backlight

Rgb

Case Colors

Case Material

Aluminum

Case Material

Aluminum

Keycaps Material

PBT

Keycaps Material

PBT

Dimensions

47 x 338 x 151 mm

Dimensions

Weight

1887g

Weight

2200g

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Model
	93	-16% off 81	Select a keyboard to compare
Rating	5.0 stars (8 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2023 Has Linear, Tactile, Clicky switch options Built with the ANSI layout standard Offers Normal ergonomics Comes with a knob Includes a No display Compatible with both Mac and Windows Provides dedicated media keys Supports QMK firmware Features N-key rollover Includes screw-in stabilizers Uses a Gasket Mount mounting style Supports Bluetooth, Wired, Wireless connectivity Runs at a 1000 Hz polling rate Equipped with a 4000 mAh battery Weighs about 1887 g Sized at 47 x 338 x 151 mm Offers Yes, Rgb, South-face, Rgb South-face RGB lighting	Released in 2026 Has Clicky switch options Built with the ANSI, ISO layout standard Offers Split Backspace ergonomics Includes a Yes, LCD display Supports VIAL configuration Uses a Top Mount mounting style Supports Wired, Wired only, connectivity Weighs about 2200 g Offers Yes, Rgb RGB lighting
Score	Scores Performance: 82 Build Quality: 86.9 Productivity: 97.3 Customizability: 94.9 Portability: 81.6	Scores Performance: 70.3 Build Quality: 81.1 Productivity: 75.1 Customizability: 82.7 Portability: 62.9
Name	Name Keychron 81 Pro	Name PBTfans Athena 75
Release year	Release year 2023	Release year 2026
Switch Options	Switch Options Linear, Tactile, Clicky	Switch Options Clicky
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 75%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI, ISO
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Split Backspace
Knob Support	Knob Support	Knob Support
Display Support	Display Support	Display Support LCD
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	Connection Bluetooth, Wired, Wireless	Connection Wired, Wired only,
Polling Rate	Polling Rate 1000 Hz	Polling Rate -
Battery capacity	Battery capacity 4000 mAh	Battery capacity -
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 Gasket Mount	Mount Style Top Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb, South-face	Backlight Rgb
Case Colors	Case Colors	Case Colors
Case Material	Case Material Aluminum	Case Material Aluminum
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT
Dimensions	Dimensions 47 x 338 x 151 mm	Dimensions -
Weight	Weight 1887g	Weight 2200g