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Head to head · Prices checked Oct 21, 2026

Azio KB540 vs Keychron B5 Pro

Get the Azio KB540 for hot-swappable.

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.

Azio KB540

Keychron B5 Pro

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

  • Hot-swappable

    Yes

    No

  • Case material

    Plastic

    ABS

  • Weight

    816 g

    623 g

  • Keycaps

    ABS, PBT

    ABS

KeebFinder scores

How we score
  • Azio KB540
  • Keychron B5 Pro
Performance
66
51
Build quality
53
43
Productivity
77
70
Customizability
69
49
Portability
55
52

What they share

  • Layout size: 100%
See every spec side by side

Full specs

Azio KB540 vs Keychron B5 Pro specs

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

9 of 19 specs differ

Azio KB540

Keychron B5 Pro

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

Yes
No

Layout

Layout size

100%
100%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

—
1,200 mAh

USB-C

Yes
Yes

Build & materials

Case material

Plastic
ABS

Keycaps

ABS, PBT
ABS

Weight

816 g
623 g

Dimensions

27 x 195 x 459 mm
10 x 438 x 121 mm

Typing angle

—
3°

Backlight

RGB
None

Firmware & software

Mac & Windows

Yes
Yes

Extras

Released

2020
2025

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

Azio KB5402 stores
  • AzioUS

    In stock
    $45Visit
  • AmazonGlobal

    Check price
    ~$45Visit
  • KeychronHK

    In stock
    $39Visit
  • Keychron (DE)DE

    In stock
    $65Visit
  • AmazonGlobal

    Check price
    Visit

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