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Head to head · Prices checked Nov 12, 2026

KBDFans Athena 1800 vs Keychron K4 Ultra

Get the Keychron K4 Ultra for the 8,000 Hz polling rate.

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Quick verdict

Which one should you get?

Get the

KBDFans Athena 1800

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

Get the

Keychron K4 Ultra

polling rate

Build quality in the bottom 40% of 96% boards under $150.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • Compact full-size layout. The numpad is present, the gaps of a full-size board are not.

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.

KBDFans Athena 1800

Keychron K4 Ultra

  • Layout size

    100%

    96%

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Ergonomics

    Split Backspace

    Standard

  • Max polling rate

    1,000 Hz

    8,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

  • Case material

    Aluminum

    ABS

KeebFinder scores

How we score
  • KBDFans Athena 1800
  • Keychron K4 Ultra
Performance
68
88
Build quality
78
63
Productivity
68
87
Customizability
82
75
Portability
43
57

What they share

  • Hot-swappable
  • Sound dampening
  • Keycaps: PBT
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

KBDFans Athena 1800

4.7

7 owner reviews

Praise
“This is one built keyboard. Heavy duty and beautiful. Not a scratch on her and worth every penny. I put the Onyx set on her cuz Ima cat person. Love the lil gif window too. 10/10!”
Shanon H.Verified buyer· via Divinikey

Keychron K4 Ultra

5.0

2 owner reviews

Praise
“Quality keyboard. I just wish the indicator lights for caps lock and num lock was brighter. Even tried increasing it on the software but it isn't enough.”
AnonymousVerified buyer· via Keychron

Full specs

KBDFans Athena 1800 vs Keychron K4 Ultra specs

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

17 of 25 specs differ

KBDFans Athena 1800

Keychron K4 Ultra

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Top Mount
Plate Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

100%
96%

Layout standard

ANSI, ISO
ANSI

Ergonomics

Split Backspace
Standard

Display

LED, LCD
None

Media keys

No
Yes

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
8,000 HzBetter

Battery

Wired only
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
ABS

Plate material

Aluminum, Brass, CarbonFiber, FR4, Polycarbonate, Steel
Steel

Keycaps

PBT
PBT

Weight

3,000 g
1,241 g

Dimensions

—
31 x 391 x 140 mm

Typing angle

9°
—

Backlight

RGB
RGB, south-facing

Firmware & software

VIAL

Yes
No

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2025
2026

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.

For EU buyers

ISO layouts by store

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

KBDFans Athena 1800

Keychron K4 Ultra

No ISO layout at the stores we track.

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