
Redragon K556
Score: 78/100
Razer Tartarus V2
Score: 80/100Rankings

The Razer Tartarus V2 is a one-handed macro keypad with 32 programmable mecha-membrane keys, per-key Chroma RGB lighting, and a 1000 Hz polling rate. It excels in customization and ergonomics but relies heavily on Razer Synapse and lacks onboard storage.

The Redragon K556 is a full-size, metal-framed mechanical keyboard that offers hot-swap capability, tactile brown switches, and vibrant RGB lighting with onboard memory. While it delivers solid build quality and customization options, its weight, lack of per-key lighting, and non-detachable cable may deter users seeking portability.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 1,000 Hzbest | |
| ↓ lower better | 1,000 g | 363 gbest |
— | 24 monthsbest | |
104 keysbest | 32 keys | |
— | 2.03 mbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(1) | ||
Onboard Memory | true | false |
Lighting(1) | ||
Backlighting Type | RGB | Per-key |
Switches(1) | ||
Switch Type | Brown | Mecha-Membrane |
Build & Design(3) | ||
Form Factor | Full-size | One-handed |
Key Count (keys) | 104 keys | 32 keys |
Weight (g) | 1000 g | 363 g |


Products in the top-left offer the best value (high score, low price).

Professional reviewers commend the K556 for its solid metal chassis, hot-swappable design, and generous spare-switch bundle, noting that the lack of per-key RGB and a fixed cable are minor trade-offs for its price.
Everyday users overwhelmingly praise the build quality, tactile brown switches, and vibrant lighting, though they point out imperfections in keycap finish, the heavy weight, and the non-backlit Fn legends.

Professional reviewers view the Tartarus V2 as a premium, niche input device that excels in customization and RGB integration, praising its ergonomic design and switch feel while criticizing its lack of onboard memory and heavy software reliance.
Everyday users love the ergonomic palm rest, the ease of assigning macros, and the vivid Chroma lighting, often calling it a "game-changer" for complex games. However, many complain about the mandatory Synapse connection, software bloat, noisy keys, and the inability to use the device offline.
“best keyboard I've ever owned”

“"game-changer" for improving control in fast-paced shooters and MMOs”

“Synapse dependency is a major pain point - users cannot use custom settings without the software running”

