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Head to head · Prices checked Nov 1, 2026

Keychron K1 Ultra vs XVX L75 Air

Get the Keychron K1 Ultra for the 8,000 Hz polling rate. Get the XVX L75 Air for the 3,700 mAh battery.

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Quick verdict

Which one should you get?

Get the

Keychron K1 Ultra

polling rate

Build quality in the top 25% of 80% 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.
  • No numpad.
$109 at MK

Get the

XVX L75 Air

Battery

Build quality in the top 30% of 75% boards under $100.

Rules this board out

  • Low-profile switches and keycaps only. Standard MX keycaps will not fit.
  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No numpad.
$89 at XVX

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 K1 Ultra

XVX L75 Air

  • Layout size

    80%

    75%

  • Battery

    2,600 mAh

    3,700 mAh

    A larger battery means fewer cables during the day

  • Max polling rate

    8,000 Hz

    1,000 Hz

    Higher polling helps competitive FPS and does nothing for typing

  • Case material

    ABS, Aluminum, Metal, Wood

    Aluminum

  • Mount style

    Plate Mount

    Gasket Mount

KeebFinder scores

How we score
  • Keychron K1 Ultra
  • XVX L75 Air
Performance
89
62
Build quality
70
74
Productivity
84
77
Customizability
74
68
Portability
77
80

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Low profile
  • Sound dampening
See every spec side by side

Full specs

Keychron K1 Ultra vs XVX L75 Air specs

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

14 of 24 specs differ

Keychron K1 Ultra

XVX L75 Air

Typing & switches

Switch options

Clicky, Linear, Tactile
—

Hot-swappable

Yes
Yes

Mount style

Plate Mount
Gasket Mount

Low profile

Yes
Yes

Sound dampening

Yes
Yes

Layout

Layout size

80%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
LED

Media keys

Yes
No

Connectivity & battery

Connection

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

Max polling rate

8,000 HzBetter
1,000 Hz

Battery

2,600 mAh
3,700 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum, Metal, Wood
Aluminum

Plate material

Aluminum
Polycarbonate

Keycaps

PBT
PC

Weight

628.9 g
620 g

Dimensions

20 x 359 x 128 mm
3 x 1 x 1 mm

Backlight

RGB, north-facing
RGB, south-facing

Firmware & software

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.

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.

Keychron K1 Ultra4 stores
XVX L75 Air2 stores

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