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Head to head · Prices checked Oct 21, 2026

Keychron K4 V2 vs Nuphy Air100 V3

Keychron K4 Kabellose Mechanische Tastatur (German ISO-DE Layout) - Version 2

Keychron K4 V2

4.8 · 1,198 reviews

from$59

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 K4 V2

Nuphy Air100 V3

  • Layout size

    96%

    100%

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

  • Low profile

    No

    Yes

  • Case material

    ABS, Aluminum, Plastic

    Aluminum, Plastic, Polycarbonate

  • Switch options

    Clicky, Linear, Tactile

    Clicky, Low-profile

KeebFinder scores

How we score
  • Keychron K4 V2
  • Nuphy Air100 V3
Performance
64
82
Build quality
70
83
Productivity
67
93
Customizability
70
91
Portability
55
56

What they share

  • Hot-swappable
  • Battery: 4,000 mAh
  • Max polling rate: 1,000 Hz
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 K4 V2

4.8

1,198 owner reviews

Praise
“I'm a do it yourself pc builders and the ketron is perfect. I can do wired for my work Mac and back to windows for my gaming PC. Easy buy, easy typing. Love it.”
Gerald W.Verified buyer· via Keychron

Nuphy Air100 V3

No owner reviews collected yet.

Full specs

Keychron K4 V2 vs Nuphy Air100 V3 specs

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

15 of 27 specs differ

Keychron K4 V2

Nuphy Air100 V3

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Low-profile

Hot-swappable

Yes
Yes

Mount style

Plate Mount, Tray Mount
Gasket Mount

Low profile

No
Yes

Sound dampening

No
Yes

Layout

Layout size

96%
100%

Layout standard

ANSI, ISO, ISO-DE, ISO-ES, ISO-Nordic, ISO-UK, JIS
ANSI, ISO, ISO-DE, JIS

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAh
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum, Plastic
Aluminum, Plastic, Polycarbonate

Plate material

Aluminum, Plastic
Polycarbonate

Keycaps

ABS
PBT

Weight

—
950 g

Dimensions

—
13 x 381 x 134 mm

Typing angle

—
10°

Backlight

RGB, north-facing
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2020
2024

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • AmazonGlobal

    Check price
    ~$59Visit
  • KeychronHK

    Out of stock
    $59Visit
  • MKUS

    Out of stock
    $92Visit
  • Keychron (DE)DE

    Out of stock
    $101Visit
  • NuphyUS

    In stock
    $150Visit
  • AmazonGlobal

    Check price
    Visit
  • Input GearDE

    Out of stock
    $139Visit

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