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Head to head · Prices checked Nov 11, 2026

Knife Lab Dolphins75 vs Irok IYX POLAR

Get the Knife Lab Dolphins75 for via. Get the Irok IYX POLAR for hall effect and rapid trigger.

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Quick verdict

Which one should you get?

Get the

Knife Lab Dolphins75

VIA

Build quality in the top 40% of 75% boards under $300.

Get the

Irok IYX POLAR

Hall effect

Build quality in the bottom 25% of 75% boards under $300.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.

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.

Knife Lab Dolphins75

Irok IYX POLAR

  • Hall effect (magnetic)

    No

    Yes

    Adjustable actuation helps in games and not in normal typing

  • Rapid trigger

    No

    Yes

    Faster resets help in games and not in normal typing

  • Max polling rate

    1,000 Hz

    8,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

  • VIA

    Yes

    No

    GUI remapping without compiling firmware

  • Sound dampening

    No

    Yes

KeebFinder scores

How we score
  • Knife Lab Dolphins75
  • Irok IYX POLAR
Performance
69
93
Build quality
72
54
Productivity
62
64
Customizability
69
58
Portability
60
60

What they share

  • Layout size: 75%
  • Connection: Wired
  • Hot-swappable
  • Case material: Aluminum
  • Mount style: Gasket Mount
See every spec side by side

Full specs

Knife Lab Dolphins75 vs Irok IYX POLAR specs

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

7 of 22 specs differ

Knife Lab Dolphins75

Irok IYX POLAR

Typing & switches

Switch options

—
Magnetic

Hall effect (magnetic)

No
Yes

Rapid trigger

No
Yes

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

No
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

Wired
Wired

Max polling rate

1,000 Hz
8,000 HzBetter

Build & materials

Case material

Aluminum
Aluminum

Plate material

—
Aluminum

Keycaps

—
PBT

Weight

2,400 g
—

Dimensions

20 x 327 x 150 mm
—

Typing angle

7°
—

Backlight

None
RGB

Firmware & software

VIA

Yes
No

N-key rollover

Yes
Yes

Extras

Released

2022
2025

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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