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Head to head · Prices checked Oct 23, 2026

Keychron K3 V2 vs Nuphy Air65 V3

Get the Nuphy Air65 V3 for the 2,500 mAh battery.

Keychron K3 Ultra-slim Wireless Mechanical Keyboard (Version 2)

Keychron K3 V2

4.8 · 2,258 reviews

from$84at Keychron

Down 18% this month

Shop nowCompare 2 stores

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 V2

Nuphy Air65 V3

  • Layout size

    75%

    65%

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

  • Battery

    1,550 mAh

    2,500 mAh

  • Case material

    Aluminum, Plastic

    Aluminum, Plastic, Polycarbonate

  • Switch options

    Clicky, Linear, Tactile

    Clicky, Low-profile

KeebFinder scores

How we score
  • Keychron K3 V2
  • Nuphy Air65 V3
Performance
62
73
Build quality
66
71
Productivity
65
76
Customizability
66
75
Portability
77
89

What they share

  • Hot-swappable
  • Low profile
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 V2

4.8

2,258 owner reviews

Praise
“I had a full-size mechanical keyboard before that was tking too much of deskspace. This keyboard with it's 65% size is amazing and saves quite some desk space.”
Santosh M.Verified buyer· via Keychron
Critique
“Non-rgb version feels nice, but the battery is killing the whole experience... Even with the lights turned off, i can't get the keyboard to work on battery longer than 3-4 days, which is super annoying and not making me trust into this brand. Especially if…”
Mr. A.· via Keychron

Nuphy Air65 V3

No owner reviews collected yet.

Full specs

Keychron K3 V2 vs Nuphy Air65 V3 specs

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

12 of 25 specs differ

Keychron K3 V2

Nuphy Air65 V3

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Low-profile

Hot-swappable

Yes
Yes

Mount style

Tray Mount
Gasket Mount

Low profile

Yes
Yes

Sound dampening

No
Yes

Layout

Layout size

75%
65%

Layout standard

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

Battery

1,550 mAh
2,500 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Aluminum, Plastic
Aluminum, Plastic, Polycarbonate

Plate material

—
Polycarbonate

Keycaps

ABS
PBT

Weight

—
635 g

Dimensions

—
13 x 319 x 109 mm

Typing angle

—
10°

Backlight

RGB, north-facing
RGB, north-facing

Firmware & software

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.

  • KeychronHK

    In stock
    $84Visit
  • Keychron (DE)DE

    In stock
    $105Visit
  • AmazonGlobal

    Check price
    ~$84Visit
  • NuphyUS

    In stock
    $130Visit
  • Input GearDE

    In stock
    $139Visit
  • AmazonGlobal

    Check price
    Visit

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