
This comparison is for buyers deciding between two full-size, wired, hot-swappable Redragon keyboards at a similar price point. The choice is difficult because both offer core features like RGB and software support, but diverge significantly in build philosophy. The K556 uses a heavy aluminum case, while the K668 opts for a lighter plastic body with a gasket mount and sound dampening foam.
64 Overall/ Value 64.1Build Quality 60.3Customizability 59.4Performance 74.6Productivity 65.6Portability 45.2![]() | 67 Overall/ Value 67.2Build Quality 69.5Customizability 56.7Performance 62.6Productivity 71.0Portability 43.8![]() | Select a keyboard to compare |
0.0 stars (0 reviews) | 0.0 stars (0 reviews) | |
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Name Redragon DEVARAJAS K556 | Name Redragon TRUNDLE K668 | |
Release year 2018 | Release year 2023 | |
Switch Options Tactile, Linear | Switch Options Linear | |
Profile Normal Profile | Profile Normal Profile | |
Hot Swappable | Hot Swappable | |
Layout Size 100% | Layout Size 100% | |
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 - | Polling Rate - | |
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 Bottom 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 ABS | Keycaps Material PBT, ABS | |
Dimensions 41 x 432 x 122 mm | Dimensions 37 x 364 x 133 mm | |
Weight 1400g | Weight 880g |
Your priority should guide your choice. If you value a rock-solid, heavy keyboard with a metal build, the Redragon K556 is the clear pick. If you prefer a lighter keyboard with a potentially more comfortable typing feel, dedicated shortcut keys, and built-in sound dampening, the Redragon K668 is the better option. Both are competent hot-swappable boards at a similar price.
The K668 wins in more categories, particularly for office use, travel, and modding, due to its lighter weight, extra shortcut keys, and gasket-mounted design with sound foam. The K556's primary advantage is for gaming, where its substantial aluminum frame offers superior heft and stability. For programming, the keyboards are evenly matched on core layout and hot-swap features.
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