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Head to head · Prices checked Oct 29, 2026

Keychron K2 Ultra vs Nuphy Node75 Low Profile

Get the Keychron K2 Ultra for the 4,000 mAh battery and the 8,000 Hz polling rate.

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Quick verdict

Which one should you get?

Get the

Keychron K2 Ultra

Battery

Build quality in the top 10% of 75% boards under $150.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

Get the

Nuphy Node75 Low Profile

Build quality in the bottom 35% of 75% boards under $150.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.

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.

Keychron K2 Ultra

Nuphy Node75 Low Profile

  • Battery

    4,000 mAh

    3,000 mAh

    A larger battery means fewer cables during the day

  • Low profile

    No

    Yes

  • Max polling rate

    8,000 Hz

    1,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

  • Case material

    ABS, Aluminum

    ABS

  • Switch options

    Clicky, Linear, Tactile

    Clicky, Linear

KeebFinder scores

How we score
  • Keychron K2 Ultra
  • Nuphy Node75 Low Profile
Performance
90
49
Build quality
86
59
Productivity
94
53
Customizability
92
45
Portability
82
79

What they share

  • Layout size: 75%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Mount style: Gasket Mount
  • Keycaps: PBT
See every spec side by side

Full specs

Keychron K2 Ultra vs Nuphy Node75 Low Profile specs

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

17 of 26 specs differ

Keychron K2 Ultra

Nuphy Node75 Low Profile

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Low profile

No
Yes

Sound dampening

Yes
No

Screw-in stabilizers

Yes
No

Layout

Layout size

75%
75%

Layout standard

ANSI, ISO, ISO-ES, ISO-FR, ISO-IT
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

8,000 HzBetter
1,000 Hz

Battery

4,000 mAhBetter
3,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS

Plate material

Steel
Polycarbonate

Keycaps

PBT
PBT

Weight

1,084 g
659 g

Dimensions

31 x 312 x 122 mm
—

Backlight

RGB, south-facing
None

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2026
2025

For EU buyers

ISO layouts by store

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

Keychron K2 Ultra

  • Keychron (DE)

    ISO-FR, ISO-ES, ISO-IT

    In stockDoes not ship to you

Nuphy Node75 Low Profile

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.

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