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Head to head · Prices checked Nov 7, 2026

Dygma Defy vs Keychron K5 Ultra

Get the Dygma Defy for the 4,740 mAh battery. Get the Keychron K5 Ultra for knob.

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Quick verdict

Which one should you get?

Get the

Dygma Defy

Battery

Rules this board out

  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.

Get the

Keychron K5 Ultra

Knob

Build quality in the top 15% of 100% boards under $150.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.

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.

Dygma Defy

Keychron K5 Ultra

  • Battery

    4,740 mAh

    2,600 mAh

    A larger battery means fewer cables during the day

  • Low profile

    No

    Yes

  • Case material

    Aluminum, Plastic

    ABS, Metal, Wood

  • Switch options

    Clicky, Linear, Silent, Tactile

    Clicky, Linear, Tactile

  • Knob

    No

    Yes

KeebFinder scores

How we score
  • Dygma Defy
  • Keychron K5 Ultra
Performance
82
91
Build quality
50
75
Productivity
75
93
Customizability
66
89
Portability
57
56

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Plate material: Aluminum
See every spec side by side

Full specs

Dygma Defy vs Keychron K5 Ultra specs

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

13 of 24 specs differ

Dygma Defy

Keychron K5 Ultra

Typing & switches

Switch options

Clicky, Linear, Silent, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Low profile

No
Yes

Sound dampening

No
Yes

Layout

Layout size

—
100%

Layout standard

ANSI
ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-IT, ISO-PT

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

—
8,000 Hz

Battery

4,740 mAhBetter
2,600 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum, Plastic
ABS, Metal, Wood

Plate material

Aluminum
Aluminum

Keycaps

ABS, PBT
PBT

Weight

1,000 g
566 g

Dimensions

35 x 210 x 164 mm
—

Backlight

RGB
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2026

For EU buyers

ISO layouts by store

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

Dygma Defy

No ISO layout at the stores we track.

Keychron K5 Ultra

  • Keychron (DE)

    ISO-DE, ISO-FR, ISO-ES, ISO-IT

    In stockDoes not ship to you

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.

Dygma Defy2 stores

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