Corsair K100 RGB

Corsair K100 RGB Gaming Keyboard Review

Brand: Corsair
Released: October 1, 2020
Updated: 4 months ago
4.1
Overall review score
294
Review insights
47
Scored features
21
Expert reviews

Bottom Line

Choose the Corsair K100 RGB if you want a full-size, feature-loaded wired gaming keyboard with fast switches, lush RGB and a great wrist rest. Skip it if price, desk space, noise, simple software or portability matter most.

Best for

Best for gamers, streamers, and power users who want a full-size wired board with fast linear switches, deep macros, vivid RGB, onboard profiles, media controls, and a comfortable wrist rest.

Not for

Not for buyers who want a compact, portable, quiet, wireless, hot-swappable, tactile-switch, or simple plug-and-play keyboard, especially if they will not use the extra controls.

Verdict

Across the supplied reviews, the Corsair K100 RGB lands as an ambitious flagship: fast linear switches, premium materials, vivid RGB, strong macro support, and a much-improved wrist rest make it feel like a top-tier gaming board. The tradeoff is that several headline upgrades are context-dependent. Reviewers often admire the 4,000Hz polling rate and iCue control wheel, but many also say the polling advantage is hard to feel and the wheel is more useful for productivity than games. iCue enables deep control yet repeatedly draws complaints for clunky, confusing setup. The K100 is best understood as a maximalist, desk-bound keyboard whose value depends on whether the buyer will actually use its extras.

Feature Scorecards

Summary

47 reviewed features
  • Very positive 4.5-5.0
    20 (43%)
  • Positive 3.5-4.4
    17 (36%)
  • Neutral 2.5-3.4
    6 (13%)
  • Negative 1.5-2.4
    3 (6%)
  • Very negative below 1.5
    1 (2%)

Pros highlights

  • 3.5
    18 reviews low consensus
    extra gaming features: 3.5, 18 reviews, low consensus
    Extra gaming features are polarizing: reviewers praise the G keys and control wheel potential, but several call the wheel limited, janky, or not very useful in games.
  • 4.6
    16 reviews strong consensus
    wrist rest quality: 4.6, 16 reviews, strong consensus
    The wrist rest is broadly praised as comfortable, cushioned, magnetic, and much improved over earlier Corsair rests, with only minor firmness or branding complaints.
  • 4.6
    15 reviews strong consensus
    RGB lighting quality: 4.6, 15 reviews, strong consensus
    RGB lighting quality is one of the most consistently praised areas, with reviewers calling it vibrant, bright, clear, excellent, and visually premium.
  • 4.5
    14 reviews strong consensus
    gaming performance: 4.5, 14 reviews, strong consensus
    Gaming performance is widely praised as fast, smooth, and confidence-inspiring, with some reviewers reporting better responsiveness or a noticeable improvement in games.
  • 4.4
    14 reviews strong consensus
    keycap quality: 4.4, 14 reviews, strong consensus
    The double-shot PBT keycaps are praised for feel, texture, clean looks, durability, and bright/crisp legends, though one review criticizes the included replacement caps as less durable.
  • 3.5
    13 reviews moderate consensus
    polling rate: 3.5, 13 reviews, moderate consensus
    The 4,000Hz polling rate is seen as technically impressive and future-facing, yet many reviewers say the practical difference from 1,000Hz is subtle or hard to notice.

Cons highlights

  • 3.3
    19 reviews strong consensus
    value for money: 3.3, 19 reviews, strong consensus
    Value for money is highly conditional: reviewers like the premium feature set but repeatedly warn that the high price only makes sense if the extras are used.
  • 3.1
    16 reviews moderate consensus
    software quality: 3.1, 16 reviews, moderate consensus
    Software quality is the most divisive area, combining deep iCue functionality with repeated complaints about clunkiness, confusing workflows, and tedious setup.
  • 3.0
    6 reviews low consensus
    noise level: 3.0, 6 reviews, low consensus
    Noise level is divided: some reviewers call the board loud or drastically louder than quieter keyboards, while others find the sound pleasant or less distracting.
  • 3.3
    5 reviews moderate consensus
    typing comfort: 3.3, 5 reviews, moderate consensus
    Typing comfort is mixed: some find the K100 comfortable after adjustment, while others call the sensitive switches unforgiving or not for all typists.
  • 2.1
    3 reviews strong consensus
    portability: 2.1, 3 reviews, strong consensus
    Portability is poor because reviewers emphasize the K100's size, weight, full-size layout, and non-detachable cable as desk-bound traits.
  • 2.3
    3 reviews strong consensus
    size and form factor: 2.3, 3 reviews, strong consensus
    Size and form factor are a limitation for reviewers who describe the K100 as large, full-size, and demanding of desk space.

Compared With Category Average

Compared with other Gaming Keyboards, this product is above average in passthrough features, wrist rest quality, legend visibility, near average in value for money, RGB lighting quality, below average in hot-swappable switches, size and form factor, desk space efficiency.

Comparison summary

47 compared features
  • Above average 0.4+ pts higher
    18 (38%)
  • Same as average within 0.3 pts
    18 (38%)
  • Below average 0.4+ pts lower
    11 (23%)

Largest category differences

Attribute This product Category average Difference
hot-swappable switches 1.0 3.5 -2.5
size and form factor 2.3 4.2 -1.9
passthrough features 4.0 2.3 +1.8
desk space efficiency 2.5 4.2 -1.7
wrist rest quality 4.6 3.2 +1.4
portability 2.1 3.5 -1.4
switch options 2.0 3.2 -1.2
legend visibility 4.6 3.5 +1.0

Consider This Instead

If you want better hot-swappable switches

Choose Glorious GMMK 2. It scores 4.7 vs 1.0 for hot-swappable switches, with a 4.3 overall score.

Compare

If you want better size and form factor

Choose Corsair K65 PRO Mini. It scores 4.8 vs 2.3 for size and form factor, with a 4.2 overall score.

Compare

If you want better desk space efficiency

Choose HyperX Alloy Origins. It scores 4.9 vs 2.5 for desk space efficiency, with a 4.1 overall score.

Compare

If you want better extra gaming features

Choose Razer Huntsman V3 Pro. It scores 4.7 vs 3.5 for extra gaming features, with a 3.9 overall score.

Compare

Compared in Reviews

Products reviewers directly compared with this model, grouped into quick takeaways.

black widow v3 pro

  • Compared: launch price The reviewer compares the K100's price with the Black Widow V3 Pro's price.

FAQ

Is the Corsair K100 RGB good for gaming?

Yes. Reviewers repeatedly praise its fast switches, responsive inputs, macro keys, and strong gaming feel, although several say the 4,000Hz polling advantage is subtle.

Is the K100 RGB comfortable for typing?

It can be, especially with the cushioned wrist rest, and some reviewers reported better typing results. Others found the sensitive switches unforgiving or said they take getting used to.

Is the iCue control wheel useful?

It is useful for brightness, scrolling, zooming, media control, and productivity workflows. Reviewers are more divided about its gaming value, and some find setup or mode cycling awkward.

How good is the RGB lighting?

RGB lighting is one of the strongest points in the reviews. Reviewers describe it as bright, vibrant, clear, customizable, and visually premium, with per-key control and side lighting zones.

Is the Corsair iCue software easy to use?

The software is powerful and enables deep lighting, macro, profile, and wheel customization. However, many reviewers call it clunky, confusing, tedious, or less polished than expected.

Is the K100 RGB worth the high price?

Only for users who will benefit from its premium build, macros, RGB, onboard memory, media controls, wrist rest, and fast switches. Reviewers often warn that cheaper keyboards offer similar core gaming performance.

Sample Expert Reviews We Analyzed

These are a few of the reviews included in our analysis.

Video Reviews

Article Reviews

Top Gaming Keyboards to Consider

#1 Keychron Q5 HE
4.5

Good if you want a premium 96% Hall Effect keyboard for work and gaming with excellent build, sound, and customization. Skip it if you need cheaper esports-first speed, 8,000Hz polling,...

Pros: size and form factor, typing feel

Cons: switch options, portability

#2 Wooting 60HE+
4.4

Choose it if competitive gaming speed, Rapid Trigger, and deep per-key customization matter more than extras. Skip it if you need wireless, dedicated arrows/media keys, adjustable height, or a lower-cost...

Pros: overall satisfaction, customization options

Cons: value for money, switch options

#3 Keychron Q3 HE
4.4

Good if you want a premium, quiet TKL Hall Effect keyboard for typing and gaming. Skip it if price, portability, 8,000Hz polling, or broad switch choice matters most.

Pros: build quality, switch feel

Cons: switch options

#4 Keychron Q6 HE
4.4

Good if you want a premium full-size Hall Effect keyboard with smooth switches, quiet sound, and deep customization. Skip it if you need a portable, budget-friendly board or broad switch...

Pros: build quality, keycap quality

Cons: switch options, portability