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Head to head · Prices checked Oct 21, 2026

Keychron K3 QMK V3 vs S1

Get the Keychron K3 QMK V3 for hall effect.

Keychron K3 QMK Kabellose Mechanische Tastatur (ISO Layout) - Version 3

Hall effect

Keychron K3 QMK V3

from$84at MK

90-day low

Shop nowCompare 2 stores
Keychron S1 QMK Custom Mechanical Keyboard

Keychron S1

4.8 · 12 reviews

from$82

90-day low

Check priceSee all prices

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 K3 QMK V3

Keychron S1

  • Hall effect (magnetic)

    Yes

    No

  • Connection

    Bluetooth, Wired

    Wired

  • Case material

    ABS, Aluminum

    Aluminum

  • Switch options

    Linear, Tactile

    Clicky, Linear, Tactile

  • Mount style

    Plate Mount

    Plate Mount, Tray Mount

KeebFinder scores

How we score
  • Keychron K3 QMK V3
  • Keychron S1
Performance
85
82
Build quality
71
82
Productivity
74
81
Customizability
78
89
Portability
77
65

What they share

  • Layout size: 75%
  • Hot-swappable
  • Low profile
  • Max polling rate: 1,000 Hz
  • QMK
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 K3 QMK V3

No owner reviews collected yet.

Keychron S1

4.8

12 owner reviews

Praise
“Got it today, hands on my first mechanical keyboard and feels so good. And a lot of difference in day-to-day way of typing.”
Sai S.Verified buyer· via Keychron

Full specs

Keychron K3 QMK V3 vs S1 specs

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

12 of 26 specs differ

Keychron K3 QMK V3

Keychron S1

Typing & switches

Switch options

Linear, Tactile
Clicky, Linear, Tactile

Hall effect (magnetic)

Yes
No

Hot-swappable

Yes
Yes

Mount style

Plate Mount
Plate Mount, Tray Mount

Low profile

Yes
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI, ISO, ISO-DE, ISO-Nordic, ISO-UK
ANSI

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, Wired
Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

1,550 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
Aluminum

Plate material

Aluminum
Steel

Keycaps

ABS
PBT

Weight

540 g
960 g

Dimensions

19 x 306 x 116 mm
8 x 118 x 310 mm

Typing angle

—
3°

Backlight

RGB, north-facing
RGB, north-facing

Firmware & software

QMK

Yes
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2022

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • MKUS

    In stock
    $84Visit
  • Keychron (DE)DE

    In stock
    $110Visit
  • AmazonGlobal

    Check price
    ~$84Visit
Keychron S14 stores
  • AmazonGlobal

    Check price
    ~$82Visit
  • KeychronHK

    Out of stock
    $82Visit
  • MKUS

    Out of stock
    $94Visit
  • Keychron (DE)DE

    Out of stock
    $155Visit

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