Compare Keydous NJ80 CP V2 HE vs LANGTU LT84 Differences Side by Side

This comparison is for buyers deciding between two feature-rich, wireless mechanical keyboards at different price points. The Keydous NJ80CP V2 HE focuses on high-performance gaming with Hall Effect magnetic switches and rapid trigger. The LANGTU LT84 offers a unique color display screen, a more compact 75% layout, and extensive sound-dampening. The choice is difficult because both offer triple-mode connectivity, PBT keycaps, and RGB, but prioritize different user experiences.

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Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2024 Has Magnetic switch options Available in a 80% layout Includes a No display Utilizes Hall effect sensors Equipped with a 4800 mAh battery Made with a Aluminum case Offers Yes, Rgb, South-face, Rgb South-face RGB lighting	Released in 2023 Supports hot-swappable switches Available in a 75% layout Includes a Yes display Compatible with both Mac and Windows Connects via USB-C Features N-key rollover Has built-in sound dampening Uses a Sandwich Mount mounting style Sized at 29 x 138 x 362 mm Offers Yes, Rgb RGB lighting
Score	Scores Performance: 78 Build Quality: 43 Productivity: 50.5 Customizability: 50.1 Portability: 64.3	Scores Performance: 74.3 Build Quality: 49.8 Productivity: 83.2 Customizability: 73.3 Portability: 77.4
Name	Name Keydous NJ80 CP V2 HE	Name LANGTU LT84
Release year	Release year 2024	Release year 2023
Switch Options	Switch Options Magnetic	Switch Options -
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 80%	Layout Size 75%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Normal
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	Connection Bluetooth, 2.4 GHz, Wired, Wireless	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate -
Battery capacity	Battery capacity 4800 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 -	Mount Style Sandwich 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 -
Keycaps Material	Keycaps Material PBT	Keycaps Material PBT
Dimensions	Dimensions -	Dimensions 29 x 138 x 362 mm
Weight	Weight -	Weight -

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Pros and Trade-offs

Your primary need dictates the choice. For competitive gaming where adjustable actuation and rapid trigger are paramount, the Keydous NJ80CP V2 HE is the specialized tool. For nearly every other use case, including general productivity, programming, and customization, the LANGTU LT84 offers greater versatility with its screen, knob, hot-swap capability, and more compact design, often at a lower price point.

Keydous NJ80 CP V2 HE

+Hall Effect magnetic switches with adjustable actuation point (0.2mm - 3.1mm).
+Includes advanced gaming features: Rapid Trigger and Dynamic Key Stroke (DKS).
+Aluminum case and aluminum plate construction.
+South-facing RGB lighting for better compatibility with aftermarket keycaps.
+Large 4800mAh battery capacity.

−Lacks hot-swappable sockets, limiting switch customization.
−80% layout is larger than the LANGTU's 75% layout.
−No integrated display screen for status or controls.

LANGTU LT84

+Unique multi-function color display screen for settings and custom GIFs.
+Full-key hot-swappable sockets for easy switch replacement.
+Compact 75% layout with a multifunction metallic knob.
+Triple-layered sound dampening with EVA cotton, rubber, and silicone padding.
+Explicit Mac and Windows support listed.

−Uses standard mechanical switches instead of Hall Effect magnetic switches.
−Case material is not specified as aluminum, likely plastic.
−Battery capacity is not specified, unlike the Keydous's 4800mAh.

Which Keyboard Is Better for Your Needs?

The LANGTU LT84 wins in most categories outside of dedicated gaming. Its screen, knob, compact form factor, and hot-swap capability make it a versatile tool for office work, programming, travel, modding, and content creation. The Keydous NJ80CP V2 HE is the clear choice for gamers who prioritize the ultra-customizable actuation and rapid trigger features of its Hall Effect switches.

GamingKeydous NJ80 CP V2 HE

•Features Hall Effect magnetic switches with adjustable actuation from 0.2mm to 3.1mm.
•Includes Rapid Trigger and Dynamic Key Stroke (DKS) functionality for competitive play.
•South-facing RGB lighting is less likely to interfere with Cherry-profile keycaps.

OfficeLANGTU LT84

•Includes a multi-function color display screen for at-a-glance status and controls.
•Compact 75% layout (362mm wide) saves more desk space than the 80% Keydous.
•Explicitly lists Mac/Win support and a multifunction knob for volume and brightness control.

ProgrammingLANGTU LT84

•75% layout retains arrow and navigation keys while being more space-efficient.
•Full-key hot-swappable sockets allow easy switch changes for preferred typing feel.
•The multifunction knob can be used for scrolling or adjusting settings without leaving the home row.

TravelLANGTU LT84

•More compact dimensions (362 x 138 x 29 mm) compared to the 80% Keydous.
•Lighter weight implied by its plastic case construction versus the Keydous's aluminum case.
•Includes a screen and knob for on-the-go adjustments without software.

ModdingLANGTU LT84

•Features full-key hot-swappable sockets for easy switch replacement.
•Uses a sandwich mount structure, which is often preferred for a bouncier typing feel.
•Has a triple-layered sound-shock absorbing design with EVA cotton, rubber, and silicone padding for acoustic tuning.

Content CreationLANGTU LT84

•Multifunction knob provides tactile control for timeline scrubbing, volume, or brush size.
•Color display screen can show system stats, media info, or custom graphics.
•Side flank RGB strip adds visual flair for streaming setups.