Head to head · Prices checked Oct 30, 2026

ACGAM S99 vs Keychron Q6 HE

Get the ACGAM S99 for the 6,000 mAh battery. Get the Keychron Q6 HE for hall effect and rapid trigger.

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ACGAM VGN S99 Wireless Mechanical Keyboard

Battery

ACGAM S99

No reviews

from$109at WhatGeek

Compare 2 stores

Hall effect

Keychron Q6 HE

4.5 · 20 reviews

from$229at MK

Compare 4 stores

Quick verdict

Which one should you get?

Get the

ACGAM S99

Battery

Build quality in the top 50% of 96% boards under $150.

Rules this board out

No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
Compact full-size layout. The numpad is present, the gaps of a full-size board are not.

$109 at WhatGeek

Get the

Keychron Q6 HE

Hall effect

Build quality in the top 5% of 100% boards under $300.

Rules this board out

Magnetic switches only. Standard MX switches will not fit.
South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

$229 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.

ACGAM S99

Keychron Q6 HE

Layout size
96%
100%
Hall effect (magnetic)
No
Yes
Adjustable actuation helps in games and not in normal typing
Rapid trigger
No
Yes
Faster resets help in games and not in normal typing
Connection
Bluetooth, 2.4 GHz, Wired
Wired, Bluetooth, 2.4 GHz
Wireless for several devices and wired for lower latency
Battery
6,000 mAh
4,000 mAh
A larger battery means fewer cables during the day

KeebFinder scores

How we score

ACGAM S99
Keychron Q6 HE

Performance: 66
100
Build quality: 69
88
Productivity: 80
97
Customizability: 65
95
Portability: 68
55

What they share

Hot-swappable
Sound dampening

See every spec side by side

Full specs

ACGAM S99 vs Keychron Q6 HE specs

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

20 of 28 specs differ

Spec

ACGAM S99

Keychron Q6 HE

Typing & switches

Switch options

Linear

Clicky, Linear, Magnetic, Tactile

Hall effect (magnetic)

Yes

Rapid trigger

Yes

Hot-swappable

Yes

Mount style

Gasket Mount

Gasket Mount, Plate Mount

Sound dampening

Yes

Screw-in stabilizers

Yes

Layout

Layout size

96%

100%

Layout standard

ANSI

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

Ergonomics

Standard

Knob

Yes

Display

None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired

Wired, Bluetooth, 2.4 GHz

Max polling rate

1,000 Hz

8,000 HzBetter

Battery

6,000 mAhBetter

4,000 mAh

USB-C

Yes

Build & materials

Case material

Aluminum

Aluminum, Metal

Plate material

—

Aluminum

Keycaps

PBT

ABS, PBT

Weight

1,200 g

2,268 g

Dimensions

46 x 143 x 386 mm

31 x 446 x 137 mm

Typing angle

—

5°

Backlight

RGB

RGB, south-facing

Firmware & software

QMK

Yes

VIA

Yes

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2024

2025

For EU buyers

ISO layouts by store

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

ACGAM S99

No ISO layout at the stores we track.

Keychron Q6 HE

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

ACGAM S992 stores