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Head to head · Prices checked Nov 11, 2026

Redragon PENUMBRA K687 vs Yunzii RT80

Get the Yunzii RT80 for hall effect and rapid trigger.

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Quick verdict

Which one should you get?

Get the

Redragon PENUMBRA K687

Build quality in the top 35% of 75% boards under $100.

Rules this board out

  • No numpad.

Get the

Yunzii RT80

Hall effect

Build quality in the top 40% of 80% boards under $150.

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.
  • No numpad.

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.

Redragon PENUMBRA K687

Yunzii RT80

  • Layout size

    75%

    80%

  • 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

    Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Case material

    Aluminum

    Plastic

KeebFinder scores

How we score
  • Redragon PENUMBRA K687
  • Yunzii RT80
Performance
79
98
Build quality
73
61
Productivity
71
77
Customizability
61
62
Portability
60
77

What they share

  • Hot-swappable
  • Mount style: Gasket Mount
  • Sound dampening
See every spec side by side

Full specs

Redragon PENUMBRA K687 vs Yunzii RT80 specs

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

12 of 23 specs differ

Redragon PENUMBRA K687

Yunzii RT80

Typing & switches

Switch options

Linear
Clicky, Magnetic

Hall effect (magnetic)

No
Yes

Rapid trigger

No
Yes

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

75%
80%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Connectivity & battery

Connection

Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

—
8,000 Hz

Battery

Wired only
5,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Plastic

Keycaps

—
PBT

Weight

1,500 g
940 g

Dimensions

43 x 133 x 43 mm
32 x 135 x 330 mm

Backlight

RGB
RGB, south-facing

Firmware & software

N-key rollover

Yes
Yes

Mac & Windows

No
Yes

Extras

Released

2025
2024

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.

Yunzii RT802 stores

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