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Head to head · Prices checked Nov 7, 2026

Keychron K2 V2 vs Redragon PENUMBRA K687 HE

Get the Keychron K2 V2 for hot-swappable. Get the Redragon PENUMBRA K687 HE for hall effect and rapid trigger.

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Quick verdict

Which one should you get?

Get the

Keychron K2 V2

Hot-swappable

Build quality in the top 50% of 75% boards under $100.

Rules this board out

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

Get the

Redragon PENUMBRA K687 HE

Hall effect

Build quality in the top 40% of 75% boards under $100.

Rules this board out

  • Magnetic switches only. Standard MX switches will not fit.
  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.

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 V2

Redragon PENUMBRA K687 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

  • Connection

    Bluetooth, Wired

    Wired

    Wireless for several devices and wired for lower latency

  • Hot-swappable

    Yes

    No

    Switch changes without soldering

  • Case material

    Aluminum, Plastic

    Aluminum

KeebFinder scores

How we score
  • Keychron K2 V2
  • Redragon PENUMBRA K687 HE
Performance
74
86
Build quality
66
69
Productivity
65
77
Customizability
66
54
Portability
79
60

What they share

  • Layout size: 75%
See every spec side by side

Full specs

Keychron K2 V2 vs Redragon PENUMBRA K687 HE specs

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

15 of 24 specs differ

Keychron K2 V2

Redragon PENUMBRA K687 HE

Typing & switches

Switch options

Clicky, Linear, Tactile
Magnetic

Hall effect (magnetic)

No
Yes

Rapid trigger

No
Yes

Hot-swappable

Yes
No

Mount style

Tray Mount
Gasket Mount

Sound dampening

No
Yes

Layout

Layout size

75%
75%

Layout standard

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

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Media keys

Yes
No

Connectivity & battery

Connection

Bluetooth, Wired
Wired

Battery

4,000 mAh
Wired only

USB-C

Yes
Yes

Build & materials

Case material

Aluminum, Plastic
Aluminum

Plate material

—
Aluminum

Keycaps

ABS, PBT
PBT

Weight

—
1,500 g

Dimensions

—
43 x 334 x 140 mm

Backlight

RGB, north-facing
RGB

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2019
2025

For EU buyers

ISO layouts by store

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

Keychron K2 V2

  • Keychron

    ISO-UK

    In stockShips to you

  • Keychron

    ISO-Nordic

    Out of stockShips to you

  • Keychron

    ISO-DE

    Out of stockShips to you

  • Keychron (DE)

    ISO-FR

    Out of stockDoes not ship to you

  • Keychron (DE)

    ISO-UK

    Out of stockDoes not ship to you

  • Keychron (DE)

    ISO-Nordic

    Out of stockDoes not ship to you

  • Keychron (DE)

    ISO-DE

    Out of stockDoes not ship to you

  • Keychron (DE)

    ISO-ES

    Out of stockDoes not ship to you

Redragon PENUMBRA K687 HE

No ISO layout at the stores we track.

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.

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