Head to head · Prices checked Nov 13, 2026

Coolkiller Spring Series vs Keychron Q2 Pro

Get the Keychron Q2 Pro for the 4,000 mAh battery.

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Coolkiller Spring Series

No reviews

from$179at Mechkeys

Compare 2 stores

Battery

Keychron Q2 Pro

4.3 (8)4.3 · 8 reviews

from$149at Keychron

Compare 4 stores

Quick verdict

Which one should you get?

Get the

Coolkiller Spring Series

Build quality in the bottom 30% of 65% boards under $200.

Rules this board out

No ISO layout. ISO-DE, UK, and other ISO variants are not offered.

$179 at Mechkeys

Get the

Keychron Q2 Pro

Battery

Build quality in the top 5% of 65% boards under $150.

Rules this board out

South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

$149 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.

Coolkiller Spring Series

Keychron Q2 Pro

Connection
Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired
Wireless for several devices and wired for lower latency
Battery
3,750 mAh
4,000 mAh
A larger battery means fewer cables during the day
Case material
Plastic
Aluminum
Switch options
Linear
Clicky, Linear, Tactile
Mount style
Gasket Mount
Gasket Mount, Plate Mount

KeebFinder scores

How we score

Coolkiller Spring Series
Keychron Q2 Pro

Performance: 44
78
Build quality: 53
90
Productivity: 70
95
Customizability: 69
96
Portability: 90
89

What they share

Layout size: 65%
Hot-swappable
Sound dampening

See every spec side by side

Full specs

Coolkiller Spring Series vs Keychron Q2 Pro specs

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

16 of 26 specs differ

Spec

Coolkiller Spring Series

Keychron Q2 Pro

Typing & switches

Switch options

Linear

Clicky, Linear, Tactile

Hot-swappable

Yes

Mount style

Gasket Mount

Gasket Mount, Plate Mount

Sound dampening

Yes

Screw-in stabilizers

Yes

Layout

Layout size

65%

Layout standard

ANSI

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

Ergonomics

Standard

Knob

Yes

Display

Yes

None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired

Bluetooth, Wired

Max polling rate

—

1,000 Hz

Battery

3,750 mAh

4,000 mAhBetter

USB-C

Yes

Build & materials

Case material

Plastic

Aluminum

Plate material

—

Polycarbonate

Keycaps

PBT

ABS, PBT

Weight

1,500 g

1,489 g

Dimensions

28 x 329 x 145 mm

35 x 121 x 328 mm

Typing angle

—

3°, 7°

Backlight

RGB

RGB, south-facing

Firmware & software

QMK

Yes

VIA

Yes

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2023

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.

Coolkiller Spring Series2 stores

MechkeysCN
In stock
$179Go to Mechkeys
AmazonGlobal
Check price
Check on Amazon

Keychron Q2 Pro4 stores

KeychronHK
In stock
$149Go to Keychron
Keychron (DE)DE
In stock
$222Go to Keychron (DE)
MKUS
Out of stock
$151Go to MK
AmazonGlobal
Check price
Check on Amazon

For EU buyers

ISO layouts by store

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

Coolkiller Spring Series

No ISO layout at the stores we track.

Keychron Q2 Pro

Keychron
ISO-DE, ISO-UK, ISO-FR, ISO-ES, ISO-SW
In stockShips to you
Go to Keychron
Keychron (DE)
ISO-DE, ISO-UK, ISO-FR, ISO-ES, ISO-SW
In stockDoes not ship to you
Go to Keychron (DE)