Compare Redragon DEVARAJAS K556 vs EISA K686 Pro Differences Side by Side

This comparison is for buyers deciding between two popular Redragon mechanical keyboards at a similar price point. The choice hinges on a fundamental trade-off: the DEVARAJAS K556 offers a traditional, heavy-duty aluminum build with a full 104-key layout, while the EISA K686 Pro provides modern tri-mode wireless connectivity, a space-saving 98-key layout, and a gasket-mounted design aimed at sound and feel. Both are hot-swappable and support RGB, making the decision less about features and more about your core priorities in connectivity, layout, and typing acoustics.

Model
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Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)
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Main differences	Released in 2018 Has Tactile, Linear switch options Available in a 100% layout Features N-key rollover Uses a Bottom Mount mounting style Supports Wired, Wired only connectivity Weighs about 1180 g Sized at 41 x 432 x 122 mm Made with a Aluminum case Features ABS keycaps Offers Yes, Rgb RGB lighting	Released in 2024 Has Linear switch options Available in a 90% layout Comes with a knob Has built-in sound dampening Uses a Gasket Mount mounting style Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Weighs about 1060 g Sized at 90 x 430 x 90 mm Made with a Plastic case Features PBT keycaps Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Score	Scores Performance: 74.7 Build Quality: 60.2 Productivity: 65.7 Customizability: 59.2 Portability: 45	Scores Performance: 66.2 Build Quality: 63.1 Productivity: 83.2 Customizability: 66.6 Portability: 51.8
Name	Name Redragon DEVARAJAS K556	Name Redragon EISA K686 Pro
Release year	Release year 2018	Release year 2024
Switch Options	Switch Options Tactile, Linear	Switch Options Linear
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 100%	Layout Size 90%
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 Bottom Mount	Mount Style Gasket Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb	Backlight Rgb, South-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material Aluminum	Case Material Plastic
Keycaps Material	Keycaps Material ABS	Keycaps Material PBT
Dimensions	Dimensions 41 x 432 x 122 mm	Dimensions 90 x 430 x 90 mm
Weight	Weight 1180g	Weight 1060g

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Pros and Trade-offs

Your primary need dictates the choice here. If you require a single, stationary wired keyboard with a sturdy metal build and full layout, the Redragon DEVARAJAS K556 is a straightforward pick. For anyone valuing cable-free flexibility, a more compact desk footprint, and a typing experience focused on sound dampening and softer feel, the Redragon EISA K686 Pro is the clear and more modern option.

Redragon DEVARAJAS K556

+Fully anodized aluminum frame for durability and a premium feel.
+Full 104-key layout with a standard numpad.
+Includes eight spare switches and a keycap puller in the box.
+Offers a choice between tactile (brown) and linear (red) switch types.

−Wired-only connectivity limits placement and device switching.
−Heavier weight (1400g) and larger full-size footprint.
−Uses ABS keycaps, which may develop shine over time.

Redragon EISA K686 Pro

+Tri-mode wireless connectivity via Bluetooth, 2.4GHz, and USB-C wired.
+Gasket mount design with sound-absorbing pads and foam for a softer typing feel.
+Compact 98-key layout saves space while keeping a numpad.
+Includes a dedicated control knob for media and backlight adjustment.
+Comes with PBT keycaps for better long-term texture.

−Plastic case construction compared to the K556's aluminum.
−Only available with linear red switches from the vendor.
−Smaller layout omits a few keys from the full 104-key standard.

Which Keyboard Is Better for Your Needs?

The K686 Pro is the more versatile choice, winning in office, travel, modding, and content creation due to its wireless connectivity, compact layout, and gasket-mounted design. The K556 takes the lead specifically for gamers who prioritize a wired connection and full-sized layout. For programming, the choice is a tie and comes down to a personal preference for layout size over wireless convenience.

GamingRedragon DEVARAJAS K556

•Wired-only connection on the K556 may offer more consistent latency for competitive play.
•Full 104-key layout includes a dedicated numpad for macros or in-game commands.
•Aluminum case provides a solid, stable base during intense use.

OfficeRedragon EISA K686 Pro

•Tri-mode wireless connectivity (Bluetooth, 2.4GHz, wired) allows easy switching between devices.
•Compact 98-key layout saves desk space while retaining a numpad.
•Dedicated control knob provides quick access to volume and media playback.

ProgrammingTie

•K556 offers a full 104-key layout, which some programmers prefer.
•K686 Pro's 98-key layout is more compact but retains arrow and navigation clusters.
•Both keyboards are hot-swappable, allowing for switch customization to suit typing preference.

TravelRedragon EISA K686 Pro

•K686 Pro is lighter at 1060g compared to the K556's 1400g.
•Wireless functionality removes the need to manage a cable on the go.
•Smaller 90% layout size is more portable than a full-size board.

ModdingRedragon EISA K686 Pro

•Gasket mount design on the K686 Pro is intended to provide a softer, more flexible typing feel.
•Includes sound-dampening features like a PO sound-absorbing pad and dampening foams.
•PBT keycaps are generally more durable and resistant to shine than the K556's ABS keycaps.

Content CreationRedragon EISA K686 Pro

•Dedicated control knob is useful for scrubbing timelines or adjusting volume/brush size.
•Wireless connectivity reduces cable clutter on a production desk.
•Compact layout frees up space for a graphics tablet or other peripherals.