Average score
Product 1: Corsair K100 AIR
3.9
Product 2: Epomaker RT100
4.3
acoustics
Product 1: Corsair K100 AIR
2.7

Reviewers describe the keyboard’s sound as mixed but often louder than ideal, with only limited praise for how it sounds.

Product 2: Epomaker RT100
4.5

The RT100 tends to produce a satisfying deep or pleasant sound signature when paired with non-problematic switches.

actuation consistency
Product 1: Corsair K100 AIR
No score yet
Product 2: Epomaker RT100
2.8

One reviewer reported occasional double spaces and inconsistent actuation feel, so key triggering may not feel perfectly uniform for every user.

backlight brightness
Product 1: Corsair K100 AIR
3.7

Backlight brightness is decent, but several reviews say it is less bright or vibrant than some competing or larger boards.

Product 2: Epomaker RT100
4.0

Lighting visibility is acceptable to good rather than extreme, with one review calling it plenty visible and another saying it is not especially strong.

battery life
Product 1: Corsair K100 AIR
5.0

Battery life is a major strength, with repeated praise for long runtime and infrequent charging in real use.

Product 2: Epomaker RT100
3.8

Battery life is serviceable but not universally excellent; reports range from roughly 1.5-2 days with heavier use to about a week or more with lighter settings.

build quality
Product 1: Corsair K100 AIR
4.2

The chassis usually feels sturdy and premium, though at least one reviewer expected better execution for the price.

Product 2: Epomaker RT100
4.5

Across multiple outlets, the RT100 is described as sturdy, premium-feeling, and well built for a plastic keyboard.

cable quality
Product 1: Corsair K100 AIR
4.5

The included cable is described as braided or fabric-covered and generally feels well made.

Product 2: Epomaker RT100
4.5

The included cable is often singled out as unusually premium for a bundled accessory.

compatibility
Product 1: Corsair K100 AIR
4.5

Compatibility is broad across Windows, Mac, mobile, Xbox, and PlayStation, though Mac-specific labeling remains a drawback.

Product 2: Epomaker RT100
4.6

Mac and Windows support is repeatedly confirmed, and at least one review also notes Linux usability outside the app.

connectivity
Product 1: Corsair K100 AIR
4.8

Wired, Slipstream, and multi-device Bluetooth connectivity are consistently praised and easy to switch between.

Product 2: Epomaker RT100
4.7

Tri-mode connectivity is one of the RT100’s most widely praised strengths, with wired, Bluetooth, and 2.4GHz support cited again and again.

customization options
Product 1: Corsair K100 AIR
4.8

The K100 AIR offers extensive remapping, lighting, and software-driven customization across multiple reviews.

Product 2: Epomaker RT100
4.4

Beyond switches and colorways, reviewers consistently highlight the RT100 as a highly customizable board, especially around the screen, lighting, and mapping.

desk space efficiency
Product 1: Corsair K100 AIR
4.3

Despite being full-size, the thin layout uses desk space efficiently and can fit into tighter setups than bulkier boards.

Product 2: Epomaker RT100
4.7

Several reviews praise the board for fitting a numpad into a footprint that stays relatively compact for the desk.

durability
Product 1: Corsair K100 AIR
4.8

Reviews indicate strong durability, with successful drop testing, good transit resilience, and solid long-term wear.

Product 2: Epomaker RT100
4.8

PBT caps and sturdy construction are treated as long-term positives, with reviewers expecting the legends and caps to hold up well.

ease of switch replacement
Product 1: Corsair K100 AIR
1.5

Serviceability is a clear weakness because removing caps or accessing the switches can be difficult and risky.

Product 2: Epomaker RT100
4.7

Where reviewers actually changed switches, they generally found the swap process easy.

ergonomics
Product 1: Corsair K100 AIR
4.3

Its low height, adjustable feet, and minimal need for a palm rest make the board comfortable to use ergonomically.

Product 2: Epomaker RT100
4.5

Comfort is helped by the compact full-size layout and adjustable angle, though wrist-rest support is not part of the package.

extra gaming features
Product 1: Corsair K100 AIR
4.5

Gaming-focused extras such as PlayStation mode, streaming integration, and dedicated shortcut controls add useful functionality.

Product 2: Epomaker RT100
4.8

One review explicitly highlights NKRO and anti-ghosting, which strengthens the RT100’s gaming utility.

frame rigidity
Product 1: Corsair K100 AIR
4.5

The ultra-thin chassis still feels impressively rigid, with little to no concerning flex in the cited reviews.

Product 2: Epomaker RT100
4.8

One reviewer specifically noted no key rattle or flex, indicating a firm overall structure.

gaming performance
Product 1: Corsair K100 AIR
4.7

Gaming performance is consistently strong, with fast response and accurate input across wired and wireless use.

Product 2: Epomaker RT100
4.2

Gaming performance looks good for general play, but it is more convincing for casual and mixed use than for demanding twitch play with softer switches.

hot-swappable switches
Product 1: Corsair K100 AIR
1.0

The keyboard is explicitly described as not hot-swappable.

Product 2: Epomaker RT100
4.7

Hot-swap support is one of the most consistently praised features, with repeated mentions of broad socket compatibility.

keycap quality
Product 1: Corsair K100 AIR
3.3

Keycap quality is mixed: the shape helps finger placement, but the ABS material and surface quality draw criticism.

Product 2: Epomaker RT100
4.4

Reviewers consistently like the thick PBT caps and profile quality, even when they differ on the taller shape.

key responsiveness
Product 1: Corsair K100 AIR
4.8

Keys are repeatedly described as quick, accurate, and highly responsive.

Product 2: Epomaker RT100
4.8

Where directly tested, keys were described as fast and precise, with reviewers not noticing sluggish response in normal use.

key spacing
Product 1: Corsair K100 AIR
4.0

One review specifically praises the extra spacing between keys for preserving familiar finger positioning.

Product 2: Epomaker RT100
4.5

Keys are generally described as well spaced and easy to navigate without feeling cramped.

key stability
Product 1: Corsair K100 AIR
4.5

One reviewer highlights balanced keys with no spacebar wobble.

Product 2: Epomaker RT100
4.0

The space bar was described as firm and in line with the rest of the keycaps, suggesting solid stability on larger keys.

latency
Product 1: Corsair K100 AIR
4.8

Latency is a standout strength, with very fast wired and wireless response highlighted across several reviews.

Product 2: Epomaker RT100
4.8

Multiple reviews report no discernible wireless lag, with the board feeling close to wired during use.

layout options
Product 1: Corsair K100 AIR
3.0

The full-size layout works well for those who want everything onboard, but reviewers also wish smaller variants existed.

Product 2: Epomaker RT100
4.2

One review notes an ISO option in addition to the standard layout, which adds some regional flexibility.

legend visibility
Product 1: Corsair K100 AIR
3.8

Legend visibility is generally good through shine-through legends, though secondary symbols are not always fully illuminated.

Product 2: Epomaker RT100
3.9

Legends are generally easy to read in normal lighting, though one review says the opaque caps hurt visibility in the dark.

macro customization
Product 1: Corsair K100 AIR
4.2

Macro support is flexible and well integrated, though some reviewers find the macro-key position less ideal in play.

Product 2: Epomaker RT100
4.4

Macro support is a clear strength, with several reviews confirming remapping and macro creation in software.

materials quality
Product 1: Corsair K100 AIR
3.5

Premium aluminum surfaces help the board feel upscale, but plastic elements and sharp edges reduce the overall impression.

Product 2: Epomaker RT100
2.9

Materials are mixed: the main board often feels solid, but the knob is repeatedly criticized for feeling cheap or plasticky.

media controls
Product 1: Corsair K100 AIR
4.7

Dedicated media controls are consistently praised as useful and well integrated.

Product 2: Epomaker RT100
4.4

Dedicated media functions are a real plus, with the knob/button setup adding useful playback control.

noise level
Product 1: Corsair K100 AIR
2.7

Noise is divisive: some find it workable for general use, while others call it loud or rattly.

Product 2: Epomaker RT100
4.8

With the right switches, especially Sea Salt, the RT100 is repeatedly described as impressively quiet.

onboard memory
Product 1: Corsair K100 AIR
4.8

Onboard storage is a strength, with support for many saved profiles and hardware-side customization.

Product 2: Epomaker RT100
4.5

One review explicitly says remaps and macros can be stored to onboard memory.

passthrough features
Product 1: Corsair K100 AIR
1.5

The K100 AIR lacks USB, headset, or similar passthrough connections.

Product 2: Epomaker RT100
No score yet
per-key lighting control
Product 1: Corsair K100 AIR
4.7

Lighting control is flexible, with per-key or advanced programmable lighting support highlighted in the cited reviews.

Product 2: Epomaker RT100
4.5

One review explicitly confirms per-key RGB backlighting.

polling rate
Product 1: Corsair K100 AIR
5.0

Polling-rate capability is one of the board’s headline strengths, especially in wired mode.

Product 2: Epomaker RT100
4.5

One reviewer said the 2.4GHz dongle matched the speed of many wired gaming keyboards, suggesting strong scan performance for its class.

portability
Product 1: Corsair K100 AIR
3.8

The thin design helps portability, but the long full-size footprint can still make transport awkward.

Product 2: Epomaker RT100
3.8

Portability is mixed: the RT100 is not tiny, but its weight and removable screen make it manageable if you really want to move it around.

profile management
Product 1: Corsair K100 AIR
4.5

Profile management is strong, with onboard profile storage and quick switching options.

Product 2: Epomaker RT100
4.2

One review explicitly mentions Bluetooth support for up to three profiles, which helps multi-device use.

rapid trigger support
Product 1: Corsair K100 AIR
No score yet
Product 2: Epomaker RT100
2.8

The only direct mention was negative: one reviewer said rapid trigger inputs felt off the table with Sea Salt switches.

reliability
Product 1: Corsair K100 AIR
4.7

The cited reviews describe reliable connections and stable long-term operation without major functional issues.

Product 2: Epomaker RT100
4.2

One review describes the connection modes as working well, suggesting dependable everyday operation.

RGB customization
Product 1: Corsair K100 AIR
5.0

RGB customization is deep, with layered effects and extensive lighting control repeatedly praised.

Product 2: Epomaker RT100
4.2

At least one review explicitly notes software-based RGB customization, reinforcing that lighting control goes beyond presets.

RGB lighting quality
Product 1: Corsair K100 AIR
4.0

RGB lighting quality is generally good, though it is not the brightest implementation in the segment.

Product 2: Epomaker RT100
4.5

RGB is described as vibrant and full-featured, even if it is partly hidden by the non-shine-through caps.

size and form factor
Product 1: Corsair K100 AIR
5.0

The ultra-thin full-size form factor is one of the keyboard’s most distinctive and most praised traits.

Product 2: Epomaker RT100
4.4

The 95%/96% style layout is frequently framed as a smart near-full-size design that keeps the numpad while trimming bulk.

software quality
Product 1: Corsair K100 AIR
4.5

iCUE is widely viewed as powerful and feature-rich, even if some users may find it heavy or complex.

Product 2: Epomaker RT100
3.6

Software support is functional but mixed: it usually works and offers many features, yet multiple reviewers call it finicky, clunky, or less polished than major-brand alternatives.

sound dampening
Product 1: Corsair K100 AIR
2.0

Sound dampening is weak in the cited evidence, with leakage through the chassis noted in one review.

Product 2: Epomaker RT100
4.7

Foam and internal dampening are repeatedly credited with cutting hollowness, pinging, and harsh resonance.

stabilizer quality
Product 1: Corsair K100 AIR
2.8

Stabilizer quality is inconsistent, with multiple complaints about looseness or rattle despite one positive stability note.

Product 2: Epomaker RT100
4.2

Stabilizers are generally good out of the box, though at least one review still noticed minor ticking.

switch feel
Product 1: Corsair K100 AIR
4.5

The low-profile tactile switches are widely praised for feeling fast, tactile, and satisfying.

Product 2: Epomaker RT100
4.5

Across switch variants, reviewers mostly describe the RT100 as smooth and enjoyable, though the Sea Salt option can feel mushy or unusually soft to some users.

switch options
Product 1: Corsair K100 AIR
2.5

Switch choice appears limited on this board, with reviewers noting tactile-only availability or a lack of alternatives.

Product 2: Epomaker RT100
4.5

Reviews repeatedly note that Epomaker offers several switch choices, giving buyers good flexibility across linear, tactile, and quieter preferences.

typing comfort
Product 1: Corsair K100 AIR
4.7

Typing comfort is a strong point once users adjust to the low-profile format.

Product 2: Epomaker RT100
3.8

Typing comfort is positive overall, but very tall keycaps may not suit everyone equally well.

typing feel
Product 1: Corsair K100 AIR
4.5

Typing feel is generally described as enjoyable, fluid, and tactile.

Product 2: Epomaker RT100
4.2

Typing feel is generally praised as soft, satisfying, and pleasant, though one review found it only solid rather than class-leading.

value for money
Product 1: Corsair K100 AIR
2.7

Value for money is mixed to poor because the feature set is strong but the premium price is hard to justify.

Product 2: Epomaker RT100
4.6

Value is a major strength, with many reviews saying the RT100 delivers unusual features and strong core performance for around the $100-$120 range.

volume control
Product 1: Corsair K100 AIR
4.5

The dedicated volume wheel or roller is consistently well liked.

Product 2: Epomaker RT100
4.5

Volume adjustment is consistently described as tactile and pleasant to use.

wireless performance
Product 1: Corsair K100 AIR
5.0

Wireless performance is a clear strength, with fast low-latency behavior and no meaningful lag reported.

Product 2: Epomaker RT100
4.7

Wireless use is generally described as responsive and dependable enough for everyday work and gaming.

wrist rest quality
Product 1: Corsair K100 AIR
1.5

No wrist rest is included, and at least one reviewer calls that out as a miss at this price.

Product 2: Epomaker RT100
No score yet