Head to head · Prices checked Nov 11, 2026

Keychron K3 Ultra vs Nuphy Air65 V3

Get the Keychron K3 Ultra for the 2,600 mAh battery and the 8,000 Hz polling rate.

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Battery

Keychron K3 Ultra

4.3 (9)4.3 · 9 reviews

from$109at MK

Compare 4 stores

Nuphy Air65 V3

No reviews

from$139at Input Gear

Compare 3 stores

Quick verdict

Which one should you get?

Get the

Keychron K3 Ultra

Battery

Build quality in the top 30% of 75% boards under $150.

Rules this board out

Low-profile switches and keycaps only. Standard MX keycaps will not fit.
North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
Missing ISO-DE, ISO-UK, ISO-FR. The other board is sold in those layouts.
No numpad.

$109 at MK

Get the

Nuphy Air65 V3

Build quality in the top 40% of 65% boards under $150.

Rules this board out

Low-profile switches and keycaps only. Standard MX keycaps will not fit.
North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
65% layout. No function row and no numpad.

$139 at Input Gear

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 Ultra

Nuphy Air65 V3

Layout size
75%
65%
Battery
2,600 mAh
2,500 mAh
A larger battery means fewer cables during the day
Max polling rate
8,000 Hz
1,000 Hz
Higher polling helps competitive FPS and does nothing for typing
Case material
ABS, Wood
Aluminum, Plastic, Polycarbonate
Switch options
Clicky, Linear, Tactile
Clicky, Low-profile

KeebFinder scores

How we score

Keychron K3 Ultra
Nuphy Air65 V3

Performance: 86
72
Build quality: 75
70
Productivity: 89
77
Customizability: 86
75
Portability: 82
89

What they share

Connection: Bluetooth, 2.4 GHz, Wired
Hot-swappable
Low profile
Sound dampening
Keycaps: PBT

See every spec side by side

Full specs

Keychron K3 Ultra vs Nuphy Air65 V3 specs

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

14 of 27 specs differ

Spec

Keychron K3 Ultra

Nuphy Air65 V3

Typing & switches

Switch options

Clicky, Linear, Tactile

Clicky, Low-profile

Hot-swappable

Yes

Mount style

Plate Mount

Gasket Mount

Low profile

Yes

Sound dampening

Yes

Layout

Layout size

75%

65%

Layout standard

ANSI, ISO

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

Ergonomics

Standard

Knob

Yes

Display

None

Media keys

Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired

Max polling rate

8,000 HzBetter

1,000 Hz

Battery

2,600 mAhBetter

2,500 mAh

USB-C

Yes

Build & materials

Case material

ABS, Wood

Aluminum, Plastic, Polycarbonate

Plate material

Aluminum

Polycarbonate

Keycaps

PBT

Weight

—

635 g

Dimensions

—

13 x 319 x 109 mm

Typing angle

—

10°

Backlight

RGB, north-facing

Firmware & software

QMK

Yes

VIA

Yes

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2026

2024

For EU buyers

ISO layouts by store

Which stores sell ISO-DE, UK, and the other regional layouts.

Keychron K3 Ultra

Keychron
ISO
In stockShips to you
Keychron (DE)
ISO
In stockDoes not ship to you

Nuphy Air65 V3

Input Gear
ISO-DE
In stockShips to you

Where to buy

Compare prices

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

Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Lowest price across stores, Amazon excluded.

Keychron K3 Ultra4 stores