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Compare Redragon DHARMA K556 HE vs EISA K686 HE Differences Side by Side

This comparison is for buyers choosing between two wired, Hall Effect keyboards from Redragon. The decision hinges on layout preference and build approach. The DHARMA offers a traditional 100% size with a solid aluminum base, while the EISA provides a space-saving 90% layout with a dedicated knob and a gasket-mounted plastic case. Both share core gaming features like 8000 Hz polling, rapid trigger, and adjustable actuation, making the choice about form factor and typing feel.

DHARMA K556 HE (Magnetic Hall Effect Keyboard)
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EISA K686 HE Rapid Trigger Gaming Keyboard

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  • Available in a 100% layout
  • Uses a Bottom Mount mounting style
  • Weighs about 1130 g
  • Made with a Aluminum case
  • Available in a 90% layout
  • Comes with a knob
  • Features N-key rollover
  • Uses a Gasket Mount mounting style
  • Weighs about 1200 g
  • Sized at 90 x 430 x 190 mm
  • Made with a Plastic case
Scores
  • Performance: 93.3
  • Build Quality: 57.3
  • Productivity: 56.3
  • Customizability: 44.7
  • Portability: 41.7
Scores
  • Performance: 97.6
  • Build Quality: 56.9
  • Productivity: 62.5
  • Customizability: 48.6
  • Portability: 41.5
Name
Redragon DHARMA K556 HE
Name
Redragon EISA K686 HE
Release year
2025
Release year
2025
Switch Options
Magnetic
Switch Options
Magnetic
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
100%
Layout Size
90%
Layout Standard
ANSI
Layout Standard
ANSI
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
Wired, Wired only
Polling Rate
8000 Hz
Polling Rate
8000 Hz
Battery capacity
-
Battery capacity
-
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
Bottom Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Rgb
Case Colors
Case Colors
Case Material
Aluminum
Case Material
Plastic
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
-
Dimensions
90 x 430 x 190 mm
Weight
1130g
Weight
1200g
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Pros and Trade-offs

Your primary need dictates the choice. If you require a numpad and prefer the heft of an aluminum board, the Redragon DHARMA K556 HE is the straightforward option. If you want to maximize desk space, value a control knob, and are interested in the gasket mount sound profile, the Redragon EISA K686 HE offers more features in a smaller form factor. Both deliver identical high-end gaming performance.

Redragon DHARMA K556 HE

  • +Solid aluminum base construction for a premium, stable feel.
  • +Full 104-key layout includes a dedicated numpad.
  • +Includes dual-layer sound dampening foam.
  • +Comes with a detachable USB-C cable and four spare switches.
  • −Large 100% footprint requires significant desk space.
  • −Uses a standard bottom mount instead of a gasket mount.
  • −Heavier weight may be less desirable for portability.

Redragon EISA K686 HE

  • +Compact 90% (98-key) layout saves space while keeping navigation keys.
  • +Features a dedicated multi-function control knob.
  • +Utilizes a gasket mount design for a potentially more flexible typing feel.
  • +Vendor description highlights a 5-layer noise dampening system with PORON foam.
  • −Plastic case construction versus the DHARMA's aluminum.
  • −Lacks a dedicated numpad, which some users require.
  • −The vendor notes it ships only to select countries (DE, CA, US, UK).

Which Keyboard Is Better for Your Needs?

The EISA K686 HE wins in scenarios prioritizing a compact footprint, such as programming or travel, and offers potential acoustic benefits for modders. The DHARMA K556 HE is the clear choice for office work requiring a numpad. For core gaming performance and content creation, the keyboards are evenly matched, sharing their most critical high-performance features. The final choice often comes down to a simple preference for a full-size or compact layout.

GamingTie
  • •Both feature an 8000 Hz polling rate for minimal latency.
  • •Both include Hall Effect switches with software-adjustable actuation from 0.1-3.4mm and rapid trigger technology.
  • •Both list PRCS/SOCD gaming functions for competitive play.
OfficeRedragon DHARMA K556 HE
  • •The DHARMA's 100% layout includes a dedicated numpad for data entry.
  • •Its aluminum base may provide a more stable, premium feel on a desk.
  • •Both offer web-based driver support for cross-platform functionality.
ProgrammingRedragon EISA K686 HE
  • •The EISA's 90% layout saves desk space while retaining arrow and navigation keys.
  • •The inclusion of a multi-function knob can be handy for scrolling or adjusting volume.
  • •The vendor description mentions its PBT keycaps resist wear and greasy buildup for longevity.
TravelRedragon EISA K686 HE
  • •The EISA has a more compact 90% layout (430mm wide) compared to the DHARMA's full-size footprint.
  • •Both are wired-only and have similar heavy weights (1.13kg vs 1.2kg), but the smaller form factor is easier to pack.
ModdingRedragon EISA K686 HE
  • •The EISA uses a gasket mount style, which may offer a different typing feel compared to the DHARMA's bottom mount.
  • •The EISA's vendor description specifies a 5-layer noise dampening system with PORON foam, suggesting a focus on acoustics.
  • •Both are pre-built and list included spare switches, but neither is advertised as hot-swappable with third-party switches.
Content CreationTie
  • •Both keyboards offer fully customizable RGB lighting with 16.8 million colors.
  • •The EISA's knob can be mapped to media controls or scrubbing timelines.
  • •The DHARMA's full layout provides dedicated media keys if programmed via software.

Frequently Asked Questions (FAQ)

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