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Head to head · Prices checked Oct 21, 2026

Keychron B35 vs K4 Pro

Get the Keychron K4 Pro for hot-swappable and the 4,000 mAh battery.

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 B35

Keychron K4 Pro

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

  • Hot-swappable

    No

    Yes

  • Battery

    800 mAh

    4,000 mAh

  • Weight

    510 g

    1,280 g

  • QMK

    No

    Yes

KeebFinder scores

How we score
  • Keychron B35
  • Keychron K4 Pro
Performance
56
81
Build quality
43
84
Productivity
59
95
Customizability
45
96
Portability
49
54

What they share

  • Layout size: 96%
  • Max polling rate: 1,000 Hz
  • Case material: ABS, Plastic
  • Switch options: Clicky, Linear, Tactile
See every spec side by side

From real owners

What owners say

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

Keychron B35

No owner reviews collected yet.

Keychron K4 Pro

4.7

7 owner reviews

Praise
“I previously had a normal K4 and i love the new one, the only thing is that the stabilizers lube work is kinda bad and the space bar was very rattly but after some lube work the K4 pro retakes the perfect productivity keyboard.”
Adrian T.Verified buyer· via Keychron

Full specs

Keychron B35 vs K4 Pro specs

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

14 of 26 specs differ

Keychron B35

Keychron K4 Pro

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hot-swappable

No
Yes

Mount style

—
Tray Mount

Sound dampening

No
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

96%
96%

Layout standard

ANSI
ANSI, ISO, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

800 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

ABS, Plastic
ABS, Plastic

Plate material

—
Steel

Keycaps

ABS
ABS, PBT

Weight

510 g
1,280 g

Dimensions

26 x 136 x 381 mm
31 x 391 x 139 mm

Typing angle

7°
3°

Backlight

None
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2025
2022

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

Keychron B353 stores
  • Keychron (DE)DE

    In stock
    $71Visit
  • AmazonGlobal

    Check price
    Visit
  • KeychronHK

    Out of stock
    $39Visit
  • KeychronHK

    In stock
    $69Visit
  • AmazonGlobal

    Check price
    Visit
  • Keychron (DE)DE

    Out of stock
    $120Visit

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