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Head to head · Prices checked Nov 10, 2026

Keychron K3 HE vs Meletrix Zoom DYNA

Get the Keychron K3 HE for rapid trigger. Get the Meletrix Zoom DYNA for the 8,000 mAh battery and the 8,000 Hz polling rate.

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Quick verdict

Which one should you get?

Get the

Keychron K3 HE

Rapid trigger

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

Rules this board out

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

Get the

Meletrix Zoom DYNA

Battery

Build quality in the top 15% of 80% boards under $300.

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.
  • Missing ISO-DE, ISO-FR, ISO-ES. The other board is sold in those layouts.
  • 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 K3 HE

Meletrix Zoom DYNA

  • Layout size

    75%

    80%

  • Rapid trigger

    Yes

    No

    Faster resets help in games and not in normal typing

  • Battery

    2,600 mAh

    8,000 mAh

    A larger battery means fewer cables during the day

  • Low profile

    Yes

    No

  • Max polling rate

    1,000 Hz

    8,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

KeebFinder scores

How we score
  • Keychron K3 HE
  • Meletrix Zoom DYNA
Performance
92
93
Build quality
86
80
Productivity
89
93
Customizability
89
83
Portability
82
87

What they share

  • Hall effect (magnetic)
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • VIA
  • Sound dampening
See every spec side by side

Full specs

Keychron K3 HE vs Meletrix Zoom DYNA specs

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

19 of 29 specs differ

Keychron K3 HE

Meletrix Zoom DYNA

Typing & switches

Switch options

Clicky, Linear, Magnetic, Tactile
Clicky, Linear, Magnetic

Hall effect (magnetic)

Yes
Yes

Rapid trigger

Yes
No

Hot-swappable

Yes
Yes

Mount style

Tray Mount
Plate Mount, Top Mount

Low profile

Yes
No

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
80%

Layout standard

ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, JIS
ANSI, ISO

Ergonomics

Standard
Standard

Knob

No
Yes

Display

LED
OLED

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
8,000 HzBetter

Battery

2,600 mAh
8,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum, Wood
Aluminum, Polycarbonate

Plate material

Aluminum
Aluminum, CarbonFiber, Copper, FR4, Polycarbonate, POM

Keycaps

PBT
—

Weight

580 g
2,000 g

Dimensions

25 x 319 x 126 mm
40 x 360 x 130 mm

Typing angle

2°
7°

Backlight

RGB, north-facing
RGB, south-facing

Firmware & software

QMK

Yes
No

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2026
2025

For EU buyers

ISO layouts by store

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

Keychron K3 HE

  • Keychron

    ISO-DE

    In stockShips to you

  • Keychron (DE)

    ISO-DE, ISO-FR, ISO-ES

    In stockDoes not ship to you

Meletrix Zoom DYNA

Listed on the product, not split by store: ISO.

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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