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Head to head · Prices checked Oct 21, 2026

GravaStar Mercury K1 vs WOBKEY Crush 80 Reboot LiteBattery vs Customization

Choose the GravaStar Mercury K1 for superior wireless battery life, or the WOBKEY Crush 80 Lite for deeper software and hardware customization.

Quick verdict

Which one should you get?

Get the

GravaStar Mercury K1

Battery

If you want

  • Massive 8000mAh battery for extended wireless use.
  • Unique 'streamer effect' RGB lighting and aesthetic design.
  • Gasket mount structure for a potentially more flexible typing feel.

And can live with

  • Lacks advanced programmability software like VIA support.
  • Includes fewer modding accessories out of the box.
  • The specific keycap material is not listed in the provided specifications.

Get the

WOBKEY Crush 80 Reboot Lite

Customization

If you want

  • Full VIA compatibility for easy and powerful key remapping.
  • Comes with extensive modding accessories including poron foams, IXPE pad, and an alternative plate.
  • Features a split spacebar ergonomic layout and supports ISO.

And can live with

  • Smaller 3750mAh battery compared to the GravaStar.
  • Lacks per-key RGB lighting, featuring only north-facing single-color LEDs.
  • Uses a standard plate mount instead of a gasket mount.

Bottom line

Your primary need dictates the choice. If you value going weeks between charges and prefer a striking, compact design, the GravaStar Mercury K1 is the better buy. If you plan to heavily customize your typing experience, both in software with VIA and in hardware with the included foam and plates, the WOBKEY Crush 80 Reboot Lite offers far more tools and flexibility out of the box.

What actually differs

The differences that matter

Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.

GravaStar Mercury K1

WOBKEY Crush 80 Reboot Lite

  • Layout size

    75%

    80%

  • Battery

    8,000 mAh

    3,750 mAh

  • Ergonomics

    Standard

    Split Spacebar

  • Mount style

    Gasket Mount

    Plate Mount

  • VIA

    No

    Yes

KeebFinder scores

How we score
  • GravaStar Mercury K1
  • WOBKEY Crush 80 Reboot Lite
Performance
66
71
Build quality
67
70
Productivity
67
84
Customizability
64
69
Portability
92
77

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Case material: Aluminum
See every spec side by side

Best for

What will you mostly use it for?

The WOBKEY Crush 80 Lite wins in scenarios demanding high productivity and customization, such as office work, programming, and modding, thanks to its layout and included tools. The GravaStar Mercury K1 is the clear choice for travel and mobile use due to its significantly larger battery. For gaming and content creation, the boards are closely matched, making the decision more about secondary preferences like aesthetics versus programmability.

For gaming

It's a tie

  • Both offer tri-mode connectivity (wired, 2.4GHz, Bluetooth) for low-latency options.
  • Both feature N-key rollover for simultaneous key presses.
  • Both use linear switches, which are generally preferred for gaming.

Full specs

GravaStar Mercury K1 vs WOBKEY Crush 80 Reboot Lite specs

Every tracked spec, side by side. Rows marked with a dot differ between the boards.

9 of 21 specs differ

GravaStar Mercury K1

WOBKEY Crush 80 Reboot Lite

Typing & switches

Switch options

Linear
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Plate Mount

Sound dampening

No
Yes

Layout

Layout size

75%
80%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Split Spacebar

Display

None
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Battery

8,000 mAhBetter
3,750 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

POM
Polycarbonate

Keycaps

—
PBT

Weight

1,080 g
—

Dimensions

46 x 343 x 156 mm
—

Backlight

RGB
Yes, north-facing

Firmware & software

VIA

No
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2024

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

  • AmazonGlobal

    Check price
    ~$139Visit
  • WhatGeekCN

    Out of stock
    $139Visit
  • MKUS

    In stock
    $159Visit
  • AmazonGlobal

    Check price
    ~$159Visit

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FAQ

GravaStar Mercury K1 vs WOBKEY Crush 80 Reboot Lite: your questions

The GravaStar Mercury K1 has a significantly larger 8000mAh battery, more than double the 3750mAh capacity of the WOBKEY Crush 80 Lite. This means the GravaStar will last much longer on a single charge during wireless use.

The GravaStar vendor description does not mention any software for key remapping or macros like VIA or QMK. The WOBKEY Crush 80 Lite, however, is explicitly listed as programmable with VIA.

Yes, according to the manufacturer, the WOBKEY Crush 80 Lite includes Poron case foam layers, poron plate foam, and an IXPE switch pad in the box to enhance acoustics right away.

The GravaStar Mercury K1 uses a gasket mount, which can offer a more flexible typing feel. The WOBKEY Crush 80 Lite uses a plate mount, which typically provides a more solid and consistent keypress.

The GravaStar is more compact with a 75% layout and has a much larger battery, making it better for untethered use. The WOBKEY is an 80% size but includes a custom carrying case, which aids in transport.

Yes, the WOBKEY Crush 80 Lite comes with double-shot or dye-sublimated PBT keycaps, which are generally more durable and resistant to shine than ABS plastic.

Yes, both the GravaStar Mercury K1 and the WOBKEY Crush 80 Lite are listed with Mac and Windows support in their specifications.

The WOBKEY Crush 80 Lite comes pre-built with HMX Frost 45g linear switches, which are PCB mount switches.

Yes, the GravaStar Mercury K1 features hot-swappable sockets that support both 3-pin and 5-pin switches, allowing for easy switch replacement without soldering.

The WOBKEY Crush 80 Lite is designed for easier modding with a ball-catch quick release design for toolless disassembly and a magnetic POGO pin for the battery. It also includes many spare parts like gaskets and screws.

Yes, the GravaStar Mercury K1 features per-key RGB lighting with what the vendor calls a 'three-sided streamer effect' for dynamic lighting.

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