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Head to head · Prices checked Nov 11, 2026

Coolkiller Spring Series vs Keychron K6 HE

Get the Keychron K6 HE for hall effect and rapid trigger.

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Quick verdict

Which one should you get?

Get the

Coolkiller Spring Series

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

Get the

Keychron K6 HE

Hall effect

Build quality in the top 10% of 65% boards under $150.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • North-facing LEDs. Cherry-profile keycaps can hit the switch housing.

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 K6 HE

  • 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

  • Battery

    3,750 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Case material

    Plastic

    ABS, Aluminum, Wood

  • Switch options

    Linear

    Clicky, Linear, Magnetic, Tactile

KeebFinder scores

How we score
  • Coolkiller Spring Series
  • Keychron K6 HE
Performance
44
90
Build quality
53
84
Productivity
70
84
Customizability
69
86
Portability
90
89

What they share

  • Layout size: 65%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Sound dampening
  • Keycaps: PBT
See every spec side by side

Full specs

Coolkiller Spring Series vs Keychron K6 HE specs

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

14 of 26 specs differ

Coolkiller Spring Series

Keychron K6 HE

Typing & switches

Switch options

Linear
Clicky, Linear, Magnetic, Tactile

Hall effect (magnetic)

No
Yes

Rapid trigger

No
Yes

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Tray Mount

Sound dampening

Yes
Yes

Layout

Layout size

65%
65%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

Yes
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
1,000 Hz

Battery

3,750 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Plastic
ABS, Aluminum, Wood

Plate material

—
Aluminum

Keycaps

PBT
PBT

Weight

1,500 g
820 g

Dimensions

28 x 329 x 145 mm
38 x 108 x 319 mm

Typing angle

—
3°

Backlight

RGB
RGB, north-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2023
2025

Where to buy

Compare prices

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

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Lowest price across stores, Amazon excluded.

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