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Head to head · Prices checked Nov 10, 2026

Keychron Lemokey P3 HE vs Neo One of Zero Si75 HE

Get the Neo One of Zero Si75 HE for the 8,000 Hz polling rate.

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Quick verdict

Which one should you get?

Get the

Keychron Lemokey P3 HE

Build quality in the top 5% of 80% boards under $200.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
  • No numpad.

Get the

Neo One of Zero Si75 HE

polling rate

Build quality in the top 45% of 75% boards under $150.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • 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.

Keychron Lemokey P3 HE

Neo One of Zero Si75 HE

  • Layout size

    80%

    75%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Wired

    Wireless for several devices and wired for lower latency

  • Max polling rate

    1,000 Hz

    8,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

  • Case material

    Aluminum

    ABS, Polycarbonate

  • Switch options

    Clicky, Linear, Magnetic, Tactile

    Magnetic

KeebFinder scores

How we score
  • Keychron Lemokey P3 HE
  • Neo One of Zero Si75 HE
Performance
93
95
Build quality
86
69
Productivity
98
91
Customizability
91
74
Portability
77
65

What they share

  • Hall effect (magnetic)
  • Rapid trigger
  • Hot-swappable
  • Mount style: Gasket Mount
  • Knob
  • Sound dampening
See every spec side by side

Full specs

Keychron Lemokey P3 HE vs Neo One of Zero Si75 HE specs

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

9 of 28 specs differ

Keychron Lemokey P3 HE

Neo One of Zero Si75 HE

Typing & switches

Switch options

Clicky, Linear, Magnetic, Tactile
Magnetic

Hall effect (magnetic)

Yes
Yes

Rapid trigger

Yes
Yes

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
Yes

Layout

Layout size

80%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

None
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Wired

Max polling rate

1,000 Hz
8,000 HzBetter

Battery

4,000 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
ABS, Polycarbonate

Plate material

Aluminum
Aluminum

Keycaps

PBT
PBT

Weight

1,910 g
—

Dimensions

33 x 362 x 138 mm
—

Typing angle

6°
—

Backlight

RGB, north-facing
RGB, south-facing

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2026
2026

Where to buy

Compare prices

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

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Lowest price across stores, Amazon excluded.

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