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Head to head · Prices checked Nov 7, 2026

Corsair K70 Pro vs MelGeek O2

Get the Corsair K70 Pro for the 8,000 Hz polling rate and knob.

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Quick verdict

Which one should you get?

Get the

Corsair K70 Pro

polling rate

Build quality in the bottom 10% of 100% boards under $200.

Rules this board out

  • Switches are soldered. Swapping them means soldering.

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.
  • Numpad only. This is not a full keyboard.

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.

Corsair K70 Pro

MelGeek O2

  • Layout size

    100%

    Numpad

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Max polling rate

    8,000 Hz

    1,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

  • Case material

    Aluminum

    ABS, Aluminum, Polycarbonate

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Corsair K70 Pro
  • MelGeek O2
Performance
85
54
Build quality
42
65
Productivity
53
54
Customizability
55
50
Portability
42
83

What they share

  • Keycaps: PBT
See every spec side by side

Full specs

Corsair K70 Pro vs MelGeek O2 specs

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

13 of 23 specs differ

Corsair K70 Pro

MelGeek O2

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Mount style

—
Gasket Mount

Sound dampening

No
Yes

Layout

Layout size

100%
Numpad

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

8,000 HzBetter
1,000 Hz

Battery

Wired only
2,500 mAh

USB-C

Yes
No

Build & materials

Case material

Aluminum
ABS, Aluminum, Polycarbonate

Plate material

—
Polycarbonate

Keycaps

PBT
PBT

Weight

—
650 g

Dimensions

40 x 444 x 166 mm
135 x 326 x 27 mm

Typing angle

—
4°

Backlight

RGB
RGB, north-facing

Firmware & software

N-key rollover

Yes
No

Mac & Windows

No
Yes

Extras

Released

2022
2025

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.

MelGeek O22 stores

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