Compare Redragon PENUMBRA K687 vs SHACO K641 PRO Differences Side by Side

This comparison is for buyers deciding between two aluminum Redragon keyboards at a similar price point. The choice is difficult because both offer hot-swappable switches and sound dampening, but diverge sharply on connectivity and layout. The Penumbra K687 is a dedicated wired board with a gasket mount and 75% layout, while the Shaco K641 Pro is a tri-mode wireless 65% board with included accessories. Your priority in wired performance versus wireless convenience will determine the winner.

Model
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Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2025 Has Linear switch options Available in a 75% layout Comes with a knob Features N-key rollover Uses a Gasket Mount mounting style Supports Wired, Wired only connectivity Weighs about 1500 g Sized at 43 x 133 x 43 mm	Released in 2023 Available in a 65% layout Uses a Bottom Mount mounting style Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Weighs about 1105 g Sized at 37 x 318 x 37 mm
Score	Scores Performance: 79.5 Build Quality: 73 Productivity: 71.2 Customizability: 62 Portability: 60.1	Scores Performance: 56.2 Build Quality: 65.4 Productivity: 57.3 Customizability: 56.1 Portability: 83.4
Name	Name Redragon PENUMBRA K687	Name Redragon SHACO K641 PRO
Release year	Release year 2025	Release year 2023
Switch Options	Switch Options Linear	Switch Options -
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 75%	Layout Size 65%
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 Wired, Wired only	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate -
Battery capacity	Battery capacity -	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 Bottom Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb	Backlight Rgb
Case Colors	Case Colors	Case Colors
Case Material	Case Material Aluminum	Case Material Aluminum
Keycaps Material	Keycaps Material -	Keycaps Material -
Dimensions	Dimensions 43 x 133 x 43 mm	Dimensions 37 x 318 x 37 mm
Weight	Weight 1500g	Weight 1105g

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Pros and Trade-offs

Select the Redragon Penumbra K687 if your setup is permanent and you prioritize a premium, acoustically tuned wired typing experience with convenient media controls. Opt for the Redragon Shaco K641 Pro if you need to switch between devices wirelessly, value a complete accessory package, or require a more travel-friendly keyboard. The core trade-off is wired acoustic performance versus wireless convenience.

Redragon PENUMBRA K687

+Gasket mount design for a cushioned, flexible typing experience.
+Comprehensive five-layer sound dampening with PO foam, IXPE foam, PET pad, and silicone.
+Includes a dedicated control knob for media and backlight adjustment.
+75% layout provides a function row without a full-size footprint.
+Pre-lubed Dragon Chant linear switches for a smooth out-of-box feel.

−Wired-only connectivity limits placement and device switching.
−Heavier at 1500g, making it less portable.
−Does not include a wrist rest or phone stand.

Redragon SHACO K641 PRO

+Tri-mode connectivity with Bluetooth, 2.4 GHz wireless, and wired USB-C.
+Package includes a detachable wrist rest and a detachable phone stand.
+Lighter weight (1105g) and more compact 65% layout for portability.
+Features gradient keycaps for a unique aesthetic without backlighting.
+Equipped with quiet red switches and 3.5mm EVA silencer foam.

−Bottom mount design may offer a different, potentially firmer feel than gasket mount.
−65% layout requires using function layers for arrow and navigation keys.
−Currently listed as sold out, indicating potential availability issues.

Which Keyboard Is Better for Your Needs?

The Penumbra K687 wins for stationary use cases where wired performance, a premium typing feel, and direct function key access are valued, such as gaming and programming. The Shaco K641 Pro is the clear choice for mobile or shared environments where wireless connectivity, quiet operation, and included ergonomic accessories are more important. For general content creation, the tools are evenly matched with different advantages.

GamingRedragon PENUMBRA K687

•Wired-only connectivity for consistent latency.
•Includes a dedicated control knob for media and lighting.
•Gasket mount design for a cushioned, consistent typing feel.

OfficeRedragon SHACO K641 PRO

•Tri-mode wireless connectivity for easy device switching.
•Includes a detachable wrist rest for comfort during long sessions.
•Quiet red switches and 3.5mm EVA silencer foam for a quieter environment.

ProgrammingRedragon PENUMBRA K687

•75% layout retains function row for direct access to IDE shortcuts.
•Dedicated knob can be mapped for scrolling or other functions via software.
•Heavier 1500g aluminum construction provides desk stability.

TravelRedragon SHACO K641 PRO

•Lighter weight at 1105g compared to the Penumbra's 1500g.
•Wireless operation removes cable management.
•65% layout is more compact for easier transport.

ModdingRedragon PENUMBRA K687

•Five-layer noise dampening system including PO foam, IXPE foam, PET pad, and silicone.
•Gasket mount design is often preferred for its typing feel.
•Comes with thick-lubed Dragon Chant linear switches pre-installed.

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