Head to head · Prices checked Nov 11, 2026

Royal Kludge F99 vs Keychron K4 V2

Get the Royal Kludge F99 for the 5,000 mAh battery and sound dampening.

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Battery

Royal Kludge F99

No reviews

from$74at Royal Kludge

Compare 2 stores

Keychron K4 V2

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

4.8 (1,198)4.8 · 1,198 reviews

from$59at Keychron

90-day lowLowest price in 90 days

Compare 4 stores

Quick verdict

Which one should you get?

Get the

Royal Kludge F99

Battery

Build quality in the bottom 45% of 96% boards under $100.

Rules this board out

South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
No ISO layout. ISO-DE, UK, and other ISO variants are not offered.

$74 at Royal Kludge

Get the

Keychron K4 V2

Build quality in the top 40% of 96% boards under $100.

Rules this board out

North-facing LEDs. Cherry-profile keycaps can hit the switch housing.

$59 at Keychron

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.

Royal Kludge F99

Keychron K4 V2

Connection
Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired
Wireless for several devices and wired for lower latency
Battery
5,000 mAh
4,000 mAh
A larger battery means fewer cables during the day
Switch options
Linear, Silent, Tactile
Clicky, Linear, Tactile
Mount style
Gasket Mount
Plate Mount, Tray Mount
Sound dampening
Yes
No

KeebFinder scores

How we score

Royal Kludge F99
Keychron K4 V2

Performance: 61
63
Build quality: 60
70
Productivity: 76
67
Customizability: 59
70
Portability: 54
55

What they share

Layout size: 96%
Hot-swappable

See every spec side by side

Full specs

Royal Kludge F99 vs Keychron K4 V2 specs

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

11 of 21 specs differ

Spec

Royal Kludge F99

Keychron K4 V2

Typing & switches

Switch options

Linear, Silent, Tactile

Clicky, Linear, Tactile

Hot-swappable

Yes

Mount style

Gasket Mount

Plate Mount, Tray Mount

Sound dampening

Yes

Layout

Layout size

96%

Layout standard

ANSI

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

Ergonomics

Standard

Display

None

Media keys

Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired

Bluetooth, Wired

Max polling rate

—

1,000 Hz

Battery

5,000 mAhBetter

4,000 mAh

USB passthrough

Yes

USB-C

Yes

Build & materials

Case material

—

ABS, Aluminum, Plastic

Plate material

—

Aluminum, Plastic

Keycaps

PBT

ABS

Weight

700 g

—

Backlight

RGB, south-facing

RGB, north-facing

Firmware & software

Mac & Windows

Yes

Extras

Released

2025

2020

For EU buyers

ISO layouts by store

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

Royal Kludge F99

No ISO layout at the stores we track.

Keychron K4 V2

Keychron
ISO-UK
Out of stockShips to you
Keychron
ISO-DE
Out of stockShips to you
Keychron
ISO-Nordic
Out of stockShips to you
Keychron (DE)
ISO-DE
Out of stockDoes not ship to you
Keychron (DE)
ISO-UK
Out of stockDoes not ship to you
Keychron (DE)
ISO-ES
Out of 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.

Royal Kludge F992 stores