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Head to head · Prices checked Nov 11, 2026

Akko 3068B Plus vs Redragon PENUMBRA K687 Pro

Get the Redragon PENUMBRA K687 Pro for knob.

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Quick verdict

Which one should you get?

Get the

Akko 3068B Plus

Rules this board out

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

Get the

Redragon PENUMBRA K687 Pro

Knob

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

Rules this board out

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

Akko 3068B Plus

Redragon PENUMBRA K687 Pro

  • Mount style

    Tray Mount

    Gasket Mount

  • Knob

    No

    Yes

  • Weight

    700 g

    1,800 g

    Heavier boards stay planted and lighter ones travel

  • Layout standard

    ANSI, ISO, ISO-Nordic, ISO-UK

    ANSI

    ISO and JIS exist so regional layouts fit

  • Backlight

    RGB, north-facing

    RGB

    RGB for looks and low light rather than speed

KeebFinder scores

How we score
  • Akko 3068B Plus
  • Redragon PENUMBRA K687 Pro
Performance
55
79
Build quality
56
73
Productivity
70
70
Customizability
59
61
Portability
52
74

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Switch options: Linear
  • Sound dampening
  • Keycaps: PBT
See every spec side by side

Full specs

Akko 3068B Plus vs Redragon PENUMBRA K687 Pro specs

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

9 of 21 specs differ

Akko 3068B Plus

Redragon PENUMBRA K687 Pro

Typing & switches

Switch options

Linear
Linear

Hot-swappable

Yes
Yes

Mount style

Tray Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

—
75%

Layout standard

ANSI, ISO, ISO-Nordic, ISO-UK
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

1,800 mAh
—

USB-C

Yes
Yes

Build & materials

Case material

—
Aluminum

Keycaps

PBT
PBT

Weight

700 g
1,800 g

Dimensions

39 x 316 x 107 mm
43 x 132 x 43 mm

Backlight

RGB, north-facing
RGB

Firmware & software

N-key rollover

No
Yes

Mac & Windows

Yes
No

Extras

Released

2025
2024

For EU buyers

ISO layouts by store

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

Akko 3068B Plus

  • Input Gear

    ISO-UK

    In stockShips to you

  • Input Gear

    ISO-Nordic

    In stockShips to you

Redragon PENUMBRA K687 Pro

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.

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Lowest price across stores, Amazon excluded.

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