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Head to head · Prices checked Oct 21, 2026

Nuphy Air75 V2 vs Keychron K13 Max

Get the Nuphy Air75 V2 for 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.

Nuphy Air75 V2

Keychron K13 Max

  • Layout size

    75%

    80%

  • Battery

    4,000 mAh

    2,000 mAh

  • Switch options

    Linear, Low-profile Mechanical, Tactile

    Clicky, Linear, Tactile

  • Weight

    598 g

    600 g

  • Layout standard

    ANSI

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

KeebFinder scores

How we score
  • Nuphy Air75 V2
  • Keychron K13 Max
Performance
81
80
Build quality
80
79
Productivity
89
88
Customizability
94
89
Portability
79
76

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Low profile
  • Max polling rate: 1,000 Hz
  • Case material: ABS, Aluminum
  • 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.

Nuphy Air75 V2

No owner reviews collected yet.

Keychron K13 Max

4.5

4 owner reviews

Praise
“Bought the K13 max to substitute my K1SE. The K1 worked flawlessly, but i needed a number pad for workflow. The build quality with the metal body is great, wifi connectivity is a nice addition, keycaps are larger and have less empty space between each other…”
Dário L.Verified buyer· via Keychron

Full specs

Nuphy Air75 V2 vs Keychron K13 Max specs

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

9 of 26 specs differ

Nuphy Air75 V2

Keychron K13 Max

Typing & switches

Switch options

Linear, Low-profile Mechanical, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

—
PCB Mount

Low profile

Yes
Yes

Sound dampening

Yes
Yes

Layout

Layout size

75%
80%

Layout standard

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

Ergonomics

Standard
Standard

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
1,000 Hz

Battery

4,000 mAhBetter
2,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

ABS, Aluminum
ABS, Aluminum

Plate material

Aluminum
—

Keycaps

PBT
PBT

Weight

598 g
600 g

Dimensions

14 x 316 x 133 mm
8 x 346 x 119 mm

Typing angle

9°
3°

Backlight

RGB, south-facing
RGB, north-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2024

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • NuphyUS

    In stock
    $75Visit
  • AmazonGlobal

    Check price
    ~$75Visit
  • ktechsSG

    Out of stock
    $160Visit
  • KeychronHK

    In stock
    $109Visit
  • AmazonGlobal

    Check price
    ~$109Visit
  • Keychron (DE)DE

    Out of stock
    $125Visit
  • ktechsSG

    Out of stock
    $157Visit

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