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GravaStar Mercury K1 Pro specifications and in-depth review

GravaStar Mercury K1 Pro

Manufacturer: GravaStar

The GravaStar Mercury K1 Pro is a compact mechanical gaming keyboard designed for versatility and performance. Featuring a 75% compact layout, this keyboard is optimized for those who prefer a smaller footprint without sacrificing functionality. It comes equipped with customizable hot-swappable switches for personalized key feel, and the integrated RGB lighting enhances the gaming aesthetic.

In terms of technical features, the GravaStar Mercury K1 Pro boasts mechanical switches with a linear actuation feel and an actuation force of 45 g. The keyboard supports multiple connectivity options, including Bluetooth and 2.4GHz wireless, while its 470-hour battery life ensures extended usage. With additional features like adjustable feet, a wrist rest, and a detachable cable, this keyboard offers a customizable and comfortable typing experience for gamers and typists alike.

Pros
  • The keyboard features hot-swappable switches, allowing users to easily customize their typing experience without soldering.
  • RGB backlighting with south-facing LEDs enhances the keyboard's visual appeal and provides customizable lighting effects.
  • The inclusion of a wrist rest adds comfort for extended typing or gaming sessions.
  • Adjustable feet allow for a customizable typing angle to improve ergonomics.
  • The keyboard supports NKRO, ensuring all key presses are registered, even during fast or simultaneous inputs.
Cons
  • The keyboard does not support QMK, ZMK, or VIA, limiting advanced customization options for power users.
  • It lacks dedicated media keys, requiring users to use the Fn key for media controls, which could slow down access.
  • There is no support for analog input or rapid trigger, which may limit its appeal for certain specialized use cases.
Who is this for?

The GravaStar Mercury K1 Pro is ideal for users who prioritize customizability and a compact layout in their keyboard setup. Gamers and typists who prefer a mechanical, linear switch feel will appreciate its smooth keypress experience, especially with its hot-swappable switches. Its long battery life and wireless connectivity options make it a strong choice for those looking for flexibility without frequent recharging, while the inclusion of adjustable feet and a wrist rest provides added comfort during long sessions.

Who is this NOT for?

This keyboard may not be ideal for users who require advanced customization options like QMK or VIA support, as it lacks compatibility with these features. Additionally, its reliance on the Fn key for media controls could be less convenient for users who need dedicated media keys for quick access. Users seeking specific features like analog input or rapid trigger will find this model lacking in those areas as well.

General info:

Keyboard type Gaming, Mechanical
Keyboard layout size Compact (75%)
Profile Standard
connectivity Wireless & wired
connection type Bluetooth, 2.4GHz wireless, USB
polling rate 1000 Hz
Mount type Gasket mount
Battery life 470 hours
designed for Mac ✕
has a detachable cable ✓
height 187.6 mm
width 415 mm
thickness 57.6 mm
weight 1180 g
Bluetooth version 5
release date April 2025
warranty period 1 years

The GravaStar Mercury K1 Pro offers a compact (75%) mechanical gaming keyboard with a standard profile for a balanced typing experience. It supports both wireless and wired connectivity for versatile usage, featuring Bluetooth 5, 2.4GHz wireless, and USB options. The keyboard provides a high polling rate of 1000 Hz, ensuring fast and responsive input, while the gasket mount construction delivers improved typing comfort. Additionally, it includes a detachable cable for easy storage and a long-lasting 470-hour battery life for extended use without frequent recharging.

Design:

has RGB lighting ✓
Has a backlit keyboard ✓
Case material Plastic, Aluminum
Plate material Aluminum
Case colors Black, Gray
has adjustable feet ✓
includes a wrist rest ✓
Backlight facing direction South-facing

The GravaStar Mercury K1 Pro features a stylish design with a combination of plastic and aluminum materials for durability and a premium feel. It boasts RGB lighting and a backlit keyboard, with the light facing south to enhance the overall aesthetic. The keyboard comes in two color options, black and gray, and includes adjustable feet for a customizable typing angle. Additionally, a wrist rest is included for comfort during extended use.

Switches:

Switch type Mechanical
Switch feel Linear
Hot-swappable switches ✓
Switch name GravaStar x Kailh Speedy Mint Linear
Actuation distance (min) 1.2 mm
Actuation distance (max) 1.2 mm
Actuation force 45 g
Total travel distance 3.5 mm

The GravaStar Mercury K1 Pro features mechanical switches with a linear switch feel, ideal for smooth and consistent keypresses. The switches are named GravaStar x Kailh Speedy Mint Linear and offer a quick actuation distance of just 1.2 mm, with an actuation force of 45 g. The keyboard also supports hot-swappable switches, allowing for easy customization, and features a total travel distance of 3.5 mm for a responsive typing experience.

Features:

has analog input ✕
has rapid trigger ✕
has dual actuation ✕
has adjustable actuation ✕
has NKRO ✓
has USB passthrough ✓
Has a display ✕
has QMK support ✕
has ZMK support ✕
has VIA support ✕

The GravaStar Mercury K1 Pro includes several practical features to enhance your typing and gaming experience. It supports NKRO for simultaneous key presses, ensuring no input is missed during fast typing or gaming sessions. The keyboard also offers USB passthrough, allowing easy connection of other devices. However, it does not include support for analog input, rapid trigger, dual actuation, or adjustable actuation, and it lacks compatibility with QMK, ZMK, and VIA firmware.

Keys & layout:

Keyboard layout ANSI (United States)
Keycap type PBT, Double-shot
Keycap profile Cherry
uses a standard key layout ✓
Media keys Via Fn key
has a rotary dial ✓

The GravaStar Mercury K1 Pro features an ANSI (United States) layout with PBT, double-shot keycaps for enhanced durability and a Cherry keycap profile for a comfortable typing experience. The keyboard uses a standard key layout and includes a rotary dial for easy volume control or other customizable functions. Media keys are accessible via the Fn key, providing convenient control over media playback.

Final Verdict

The GravaStar Mercury K1 Pro is a solid choice for users who value customizability and comfort in a compact mechanical keyboard. Its hot-swappable switches, long battery life, and flexible connectivity options make it a versatile option for both gamers and typists. The inclusion of features like RGB lighting and a wrist rest further enhances the overall experience. While it may not meet the needs of users seeking advanced firmware support or dedicated media keys, it remains a well-rounded option for those who appreciate a sleek, functional design and reliable performance.

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