Not sure which keyboard to choose? Try the Keyboard Finder now!

Head to head · Prices checked Nov 11, 2026

GravaStar Mercury K1 vs KBDFans Tofu65 3.0

Get the GravaStar Mercury K1 for the 8,000 mAh battery.

KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Quick verdict

Which one should you get?

Get the

GravaStar Mercury K1

Battery

Build quality in the top 50% of 75% boards under $150.

Rules this board out

  • No numpad.

Get the

KBDFans Tofu65 3.0

Build quality in the top 5% of 65% boards under $100.

Rules this board out

  • 65% layout. No function row and no numpad.

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

KBDFans Tofu65 3.0

  • Layout size

    75%

    65%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired, Wireless

    Wireless for several devices and wired for lower latency

  • Battery

    8,000 mAh

    2,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    Aluminum

    Aluminum, Copper, Steel

  • Mount style

    Gasket Mount

    Gasket Mount, Plate Mount

KeebFinder scores

How we score
  • GravaStar Mercury K1
  • KBDFans Tofu65 3.0
Performance
65
48
Build quality
67
92
Productivity
67
65
Customizability
63
82
Portability
92
80

What they share

  • Hot-swappable
See every spec side by side

Full specs

GravaStar Mercury K1 vs KBDFans Tofu65 3.0 specs

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

15 of 22 specs differ

GravaStar Mercury K1

KBDFans Tofu65 3.0

Typing & switches

Switch options

Linear
—

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount, Plate Mount

Sound dampening

No
Yes

Layout

Layout size

75%
65%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
LED

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired, Wireless

Max polling rate

—
1,000 Hz

Battery

8,000 mAhBetter
2,000 mAh

USB-C

Yes
No

Build & materials

Case material

Aluminum
Aluminum, Copper, Steel

Plate material

POM
Aluminum, CarbonFiber, FR4, Polycarbonate

Weight

1,080 g
—

Dimensions

46 x 343 x 156 mm
17 x 312 x 35 mm

Typing angle

—
9°

Backlight

RGB
None

Firmware & software

VIA

No
Yes

VIAL

No
Yes

Mac & Windows

Yes
No

Extras

Released

2024
2026

Where to buy

Compare prices

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

Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Lowest price across stores, Amazon excluded.

Still torn?

Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.