Average score
Product 1: GravaStar Mercury V75 Pro
4.1
Product 2: McHose GX87 Keyboard
4.3
acoustics
Product 1: GravaStar Mercury V75 Pro
4.2

Reviewers describe the sound as clacky and generally pleasing, with one noting it is louder and more direct while others call it clean or good sounding.

Product 2: McHose GX87 Keyboard
4.8

Reviewers praise the GX87’s stock sound as a standout, describing it as refined, lively, and unusually satisfying for a prebuilt board.

actuation consistency
Product 1: GravaStar Mercury V75 Pro
4.4

Actuation and switch behavior are consistently portrayed as precise and responsive, with stable performance, accurate registration, and rapid actuation/deactivation noted across multiple reviews.

Product 2: McHose GX87 Keyboard
4.5

One review specifically says the switches deliver a consistent key press.

backlight brightness
Product 1: GravaStar Mercury V75 Pro
4.6

Brightness is strong where discussed, with reviewers calling the RGB bright and highlighting brightness controls in the web driver.

Product 2: McHose GX87 Keyboard
No score yet
battery life
Product 1: GravaStar Mercury V75 Pro
No score yet
Product 2: McHose GX87 Keyboard
4.9

Battery life is a clear strength, with multiple reviews calling out the large 8,000mAh capacity and very long runtime.

build quality
Product 1: GravaStar Mercury V75 Pro
4.6

Build quality is one of the keyboard's strongest areas, repeatedly described as sturdy, heavy, well-built, high quality, and aluminum-based.

Product 2: McHose GX87 Keyboard
4.6

Multiple reviewers describe the GX87 as very well built, with strong assembly, solid casework, and no obvious quality-control issues.

cable quality
Product 1: GravaStar Mercury V75 Pro
2.2

The included cable is a weak point in the one review that discusses it, because it is a plain rubber USB cable rather than a braided cable.

Product 2: McHose GX87 Keyboard
2.8

One video calls the included cable cheap and unimpressive.

compatibility
Product 1: GravaStar Mercury V75 Pro
4.0

Compatibility is generally positive for keycaps, Windows/Mac use, and select magnetic switch replacements, though switch compatibility still requires checking supported TTC and Gateron models.

Product 2: McHose GX87 Keyboard
4.5

Key mappings are described as persisting across multiple devices, which supports multi-device use.

connectivity
Product 1: GravaStar Mercury V75 Pro
2.2

Connectivity is limited because the keyboard is wired-only; reviewers treat the wired setup as functional but restrictive.

Product 2: McHose GX87 Keyboard
4.0

The board offers Bluetooth and 2.4GHz wireless modes, but one review also reports minor connectivity issues.

customization options
Product 1: GravaStar Mercury V75 Pro
4.5

Customization is broad, especially around actuation, rapid trigger, lighting, remapping, profiles, and Hall effect features through the web-based driver.

Product 2: McHose GX87 Keyboard
4.8

Reviewers consistently say the GX87 is easy to customize, thanks to straightforward disassembly and mod-friendly design, with one video also mentioning swappable top colors.

desk space efficiency
Product 1: GravaStar Mercury V75 Pro
4.1

The 75% layout saves space versus full-size boards by dropping the numpad and full navigation cluster while retaining arrows and useful keys.

Product 2: McHose GX87 Keyboard
4.2

The TKL layout is described as saving desk space versus full-size boards while keeping a familiar key set.

durability
Product 1: GravaStar Mercury V75 Pro
4.5

Durability evidence is positive, with reviewers pointing to heavy-duty construction, high-quality materials, and long switch lifespan claims.

Product 2: McHose GX87 Keyboard
5.0

One review explicitly says the GX87 feels built to last.

ease of switch replacement
Product 1: GravaStar Mercury V75 Pro
4.7

Switch replacement is easy where discussed, because the Hall effect switches are hot-swappable and do not require soldering.

Product 2: McHose GX87 Keyboard
5.0

Switch replacement is described as very easy because switches can be removed and replaced without soldering.

ergonomics
Product 1: GravaStar Mercury V75 Pro
4.1

Ergonomics are helped by adjustable feet or folding legs that change typing angle, though one reviewer found the feet visually unusual.

Product 2: McHose GX87 Keyboard
4.0

The fixed typing angle is presented as standard enough that it should not bother most users.

extra gaming features
Product 1: GravaStar Mercury V75 Pro
4.6

Extra gaming features are a major strength, with rapid trigger, SOCD/LKP, DKS, mod-tap, profile switching, and advanced Hall effect functions cited.

Product 2: McHose GX87 Keyboard
4.2

A dedicated ultra low latency mode is explicitly mentioned in the software.

frame rigidity
Product 1: GravaStar Mercury V75 Pro
4.6

Frame rigidity is strong, with reviews emphasizing a heavy-duty aluminum or metal case, sturdy feel, and high-quality construction.

Product 2: McHose GX87 Keyboard
4.3

The chassis is praised for having no flex or rattles, though one video notes the quick-release design may feel less rigid than a screwed-in case.

gaming performance
Product 1: GravaStar Mercury V75 Pro
4.5

Gaming performance is consistently rated highly, with reviewers reporting smooth play, strong FPS performance, no obvious performance complaints, and fast response.

Product 2: McHose GX87 Keyboard
4.4

Reviewers say the GX87 handles gaming well, especially for hybrid work-and-play use, even if it is not framed as a specialist Hall Effect board.

hot-swappable switches
Product 1: GravaStar Mercury V75 Pro
4.6

Hot-swap support is clearly present where reviewed, letting users swap compatible magnetic switches without soldering.

Product 2: McHose GX87 Keyboard
5.0

Hot-swap support is clearly confirmed across reviews, making switch swaps part of the board’s appeal.

keycap quality
Product 1: GravaStar Mercury V75 Pro
4.0

Keycap quality is mixed: several reviews praise the PBT/PC materials and durability, while Tom's Guide strongly disliked the rough paint-like texture.

Product 2: McHose GX87 Keyboard
4.5

One review specifically praises the included PBT keycaps as high quality.

key responsiveness
Product 1: GravaStar Mercury V75 Pro
4.5

Key responsiveness is a major strength, with reviewers describing instant key presses, feather-touch activation, ultra-fast response, and rapid registration.

Product 2: McHose GX87 Keyboard
4.0

One review says the switches feel fairly responsive in play.

key spacing
Product 1: GravaStar Mercury V75 Pro
4.3

Key spacing and navigation are mostly positive, with reviewers finding arrows and extra keys easy to locate and useful in the 75% layout.

Product 2: McHose GX87 Keyboard
No score yet
key stability
Product 1: GravaStar Mercury V75 Pro
4.6

Key stability is directly praised in one review, which notes stable switches with minimal wiggle or wobble.

Product 2: McHose GX87 Keyboard
No score yet
latency
Product 1: GravaStar Mercury V75 Pro
4.4

Latency performance is strong across gaming-focused reviews, with several noting no lag, low latency, or very fast measured results.

Product 2: McHose GX87 Keyboard
4.4

Latency is framed positively for normal gaming use, with reviewers noting reduced latency concerns and immediate-feeling keypresses.

layout options
Product 1: GravaStar Mercury V75 Pro
4.1

Layout options are solid around the 75% form factor, variants, and configurations, though users wanting larger boards or numpads may still be limited.

Product 2: McHose GX87 Keyboard
No score yet
legend visibility
Product 1: GravaStar Mercury V75 Pro
4.4

Legend visibility is positive where discussed, with one reviewer noting the large themed legends remain very legible.

Product 2: McHose GX87 Keyboard
No score yet
macro customization
Product 1: GravaStar Mercury V75 Pro
3.2

Macro customization is mixed: one review says the web software can record macros, while another found no macro recording function at the time of testing.

Product 2: McHose GX87 Keyboard
4.5

Macro support is explicitly mentioned as part of the board’s deeper customization toolkit.

materials quality
Product 1: GravaStar Mercury V75 Pro
4.5

Materials quality is high, with repeated references to aluminum alloy, metal, full aluminum case construction, and sturdy high-quality materials.

Product 2: McHose GX87 Keyboard
4.7

The materials are consistently praised, especially the aluminum chassis and PBT keycaps, with one reviewer also highlighting the smooth finish.

media controls
Product 1: GravaStar Mercury V75 Pro
4.1

Media controls are present through a volume knob or lever, including mute behavior, though it is not always a traditional rolling knob.

Product 2: McHose GX87 Keyboard
No score yet
noise level
Product 1: GravaStar Mercury V75 Pro
4.0

Noise level leans clacky and noticeable rather than silent, but reviewers generally describe the sound as acceptable or good rather than harsh.

Product 2: McHose GX87 Keyboard
4.5

The sound profile is described as muted rather than sharply loud, keeping the board’s thock controlled.

onboard memory
Product 1: GravaStar Mercury V75 Pro
4.0

Onboard profile support is only lightly evidenced, with one review mentioning onboard presets and profiles.

Product 2: McHose GX87 Keyboard
4.8

Customizations are explicitly described as being stored on the keyboard itself.

per-key lighting control
Product 1: GravaStar Mercury V75 Pro
4.6

Lighting control is strong, with per-key RGB, backlighting, side lighting, and lighting controls noted across reviews.

Product 2: McHose GX87 Keyboard
No score yet
polling rate
Product 1: GravaStar Mercury V75 Pro
4.4

Polling rate is a high-spec strength, with multiple reviews citing or testing 8,000Hz polling, though one reviewer considered it more marketing than noticeable.

Product 2: McHose GX87 Keyboard
4.2

The keyboard is repeatedly described as running at 1,000Hz, with one video also discussing a low-latency mode.

portability
Product 1: GravaStar Mercury V75 Pro
2.6

Portability is a weakness because the board is heavy, wired-only, and visually or physically bulky despite its 75% layout.

Product 2: McHose GX87 Keyboard
2.5

Its heavy all-metal build makes it less convenient to carry around or reposition frequently.

profile management
Product 1: GravaStar Mercury V75 Pro
3.9

Profile management is supported through presets and easy profile switching, though some layer behavior was described as limited or imperfect.

Product 2: McHose GX87 Keyboard
No score yet
rapid trigger support
Product 1: GravaStar Mercury V75 Pro
4.7

Rapid trigger support is a core strength, appearing repeatedly with fine adjustment ranges and advanced Hall effect behavior.

Product 2: McHose GX87 Keyboard
No score yet
reliability
Product 1: GravaStar Mercury V75 Pro
4.2

Reliability is generally positive where discussed, with the keyboard feeling durable and a reviewer reporting no major issues, though minor double-clicking was noted as fixable.

Product 2: McHose GX87 Keyboard
3.2

One review reports rare duplicate key registrations and a fringe long-hold input issue, so reliability is good but not flawless.

RGB customization
Product 1: GravaStar Mercury V75 Pro
4.5

RGB customization is extensive, with web software controls for lighting effects, colors, brightness, side lighting, and custom lighting behavior.

Product 2: McHose GX87 Keyboard
3.9

Lighting customization exists and can be adjusted, but the experience is not unanimously polished, with one review calling it clunky.

RGB lighting quality
Product 1: GravaStar Mercury V75 Pro
4.6

RGB lighting quality is a standout feature, with praise for underglow, side lighting, bright effects, leg lighting, and the visual glow through translucent keycaps.

Product 2: McHose GX87 Keyboard
No score yet
size and form factor
Product 1: GravaStar Mercury V75 Pro
4.0

The 75% form factor is generally practical, balancing desk space and function keys, but some users may prefer smaller travel boards or larger layouts.

Product 2: McHose GX87 Keyboard
4.0

The GX87 is explicitly described as an 80% TKL, giving it a compact-but-not-tiny footprint.

software quality
Product 1: GravaStar Mercury V75 Pro
4.2

Software quality is mostly positive because the web driver is easy and feature-rich, but some reviews mention early quirks, language issues, or missing macro support.

Product 2: McHose GX87 Keyboard
4.2

Software support is generally seen as good for the category, with QMK/VIA support and dedicated software, though one reviewer still found VIA basic.

sound dampening
Product 1: GravaStar Mercury V75 Pro
4.4

Sound dampening is well supported by foam layers, dampening pads, and case design that reviewers connect to a cleaner clacky sound.

Product 2: McHose GX87 Keyboard
4.7

Internal foam and damping layers are specifically credited with reducing ping and cleaning up the typing sound.

stabilizer quality
Product 1: GravaStar Mercury V75 Pro
4.5

Stabilizers are positively described in the reviews that mention them, with reduced rattling/pinging and good stabilizer sound.

Product 2: McHose GX87 Keyboard
3.8

Stabilizers are mixed but acceptable overall: one review says they are nearly silent, while another wanted a bit more lube.

switch feel
Product 1: GravaStar Mercury V75 Pro
4.4

Switch feel is generally praised as light, smooth, stable, and pleasant, though switch choice is limited to linear Hall effect options.

Product 2: McHose GX87 Keyboard
4.5

The stock linear switches are described as satisfying, bouncy, crisp, and snappy in everyday use.

switch options
Product 1: GravaStar Mercury V75 Pro
2.6

Switch options are limited, especially for stock switch choice and for users who want tactile or clicky switches rather than linear magnetic switches.

Product 2: McHose GX87 Keyboard
2.8

Switch choice at purchase is limited, with one review explicitly noting only two similar linear options and no tactile choice.

typing comfort
Product 1: GravaStar Mercury V75 Pro
4.2

Typing comfort is decent to good: reviewers liked the light switches and daily-use feel, though some disliked keycap texture or sensitivity settings.

Product 2: McHose GX87 Keyboard
4.5

Typing comfort is positively described, with reviewers calling out a soft, bouncy, comfort-focused feel.

typing feel
Product 1: GravaStar Mercury V75 Pro
4.1

Typing feel is generally good or smooth, helped by light switches and sound tuning, but not every reviewer considered it great due to keycap texture or sensitivity.

Product 2: McHose GX87 Keyboard
4.7

Typing feel is strongly positive, with reviewers describing the GX87 as joyful, smooth, and satisfying to type on.

value for money
Product 1: GravaStar Mercury V75 Pro
3.6

Value for money is divisive: several reviewers find the premium build and design worth it, while Tom's Guide and another reviewer argue cheaper competitors offer better value.

Product 2: McHose GX87 Keyboard
4.9

Reviews repeatedly frame the GX87 as unusually strong value, pairing premium-feeling features with a budget-friendly price.

volume control
Product 1: GravaStar Mercury V75 Pro
4.1

Volume control is useful and repeatedly noted, using a knob or lever that can adjust volume and often mute.

Product 2: McHose GX87 Keyboard
No score yet
wireless performance
Product 1: GravaStar Mercury V75 Pro
1.4

Wireless performance is a clear weakness because the keyboard has no Bluetooth or 2.4GHz wireless mode and is wired-only.

Product 2: McHose GX87 Keyboard
4.8

Wireless behavior is praised for reconnecting quickly after idle and feeling responsive in use.