Head to head · Prices checked Nov 2, 2026

Keychron K2 Ultra vs WOBKEY Rainy75 Pro

Get the Keychron K2 Ultra for the 8,000 Hz polling rate. Get the WOBKEY Rainy75 Pro for the 7,000 mAh battery.

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polling rate

Keychron K2 Ultra

4.0 (4)4.0 · 4 reviews

from$119at MK

Compare 4 stores

Battery

WOBKEY Rainy75 Pro

5.0 (34)5.0 · 34 reviews

from$159at MK

Compare 4 stores

Quick verdict

Which one should you get?

Get the

Keychron K2 Ultra

polling rate

Build quality in the top 10% of 75% boards under $150.

Rules this board out

South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
Missing ISO-DE. The other board is sold in those layouts.

$119 at MK

Get the

WOBKEY Rainy75 Pro

Battery

Build quality in the top 5% of 75% boards under $200.

Rules this board out

South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
Missing ISO-FR, ISO-ES, ISO-IT. The other board is sold in those layouts.

$159 at MK

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 K2 Ultra

WOBKEY Rainy75 Pro

Battery
4,000 mAh
7,000 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, Aluminum
Aluminum, Steel
Switch options
Clicky, Linear, Tactile
Linear, Silent
Weight
1,084 g
1,800 g
Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score

Keychron K2 Ultra
WOBKEY Rainy75 Pro

Performance: 90
79
Build quality: 86
88
Productivity: 94
94
Customizability: 92
89
Portability: 82
92

What they share

Layout size: 75%
Connection: Bluetooth, 2.4 GHz, Wired
Hot-swappable
Mount style: Gasket Mount
QMK
VIA

See every spec side by side

Full specs

Keychron K2 Ultra vs WOBKEY Rainy75 Pro specs

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

10 of 26 specs differ

Spec

Keychron K2 Ultra

WOBKEY Rainy75 Pro

Typing & switches

Switch options

Clicky, Linear, Tactile

Linear, Silent

Hot-swappable

Yes

Mount style

Gasket Mount

Sound dampening

Yes

Screw-in stabilizers

Yes

Layout

Layout size

75%

Layout standard

ANSI, ISO, ISO-ES, ISO-FR, ISO-IT

ANSI, ISO, ISO-DE

Ergonomics

Standard

Display

None

Media keys

Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired

Max polling rate

8,000 HzBetter

1,000 Hz

Battery

4,000 mAh

7,000 mAhBetter

USB-C

Yes

Build & materials

Case material

ABS, Aluminum

Aluminum, Steel

Plate material

Steel

FR4

Keycaps

PBT

Weight

1,084 g

1,800 g

Dimensions

31 x 312 x 122 mm

30 x 320 x 150 mm

Typing angle

—

10°, 7°

Backlight

RGB, south-facing

Firmware & software

QMK

Yes

VIA

Yes

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2026

2025

For EU buyers

ISO layouts by store

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

Keychron K2 Ultra

Keychron (DE)
ISO-FR, ISO-ES, ISO-IT
In stockDoes not ship to you

WOBKEY Rainy75 Pro

MonacoKeys
ISO-DE
In stockDoes not ship 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 K2 Ultra4 stores