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Head to head · Prices checked Nov 2, 2026

Nuphy Gem80 vs MelGeek O2

Get the Nuphy Gem80 for hot-swappable and the 4,000 mAh battery.

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Quick verdict

Which one should you get?

Get the

Nuphy Gem80

Hot-swappable

Build quality in the top 10% of 80% boards under $200.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No numpad.
$170 at Nuphy

Get the

MelGeek O2

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

Rules this board out

  • Switches are soldered. Swapping them means soldering.
  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • Numpad only. This is not a full keyboard.
$129 at MelGeek

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.

Nuphy Gem80

MelGeek O2

  • Layout size

    80%

    Numpad

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Battery

    4,000 mAh

    2,500 mAh

    A larger battery means fewer cables during the day

  • Case material

    Aluminum, Polycarbonate

    ABS, Aluminum, Polycarbonate

  • Weight

    1,120 g

    650 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Nuphy Gem80
  • MelGeek O2
Performance
79
54
Build quality
84
65
Productivity
88
54
Customizability
94
50
Portability
76
83

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Max polling rate: 1,000 Hz
  • Mount style: Gasket Mount
  • Sound dampening
See every spec side by side

Full specs

Nuphy Gem80 vs MelGeek O2 specs

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

17 of 25 specs differ

Nuphy Gem80

MelGeek O2

Typing & switches

Switch options

Mechanical
—

Hot-swappable

Yes
No

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

80%
Numpad

Layout standard

ANSI, ISO, ISO-DE
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAhBetter
2,500 mAh

USB-C

Yes
No

Build & materials

Case material

Aluminum, Polycarbonate
ABS, Aluminum, Polycarbonate

Plate material

Aluminum, FR4, Polycarbonate, POM
Polycarbonate

Keycaps

ABS, PBT
PBT

Weight

1,120 g
650 g

Dimensions

37 x 358 x 141 mm
135 x 326 x 27 mm

Typing angle

6°
4°

Backlight

RGB, south-facing
RGB, north-facing

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2024
2025

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

Nuphy Gem80

  • Input Gear

    ISO-DE

    Out of stockShips to you

MelGeek O2

No ISO layout at the stores we track.

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.

Nuphy Gem804 stores
MelGeek O22 stores

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