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Head to head · Prices checked Nov 11, 2026

Redragon PENUMBRA K687 vs URANUS K737 Pro

Get the Redragon PENUMBRA K687 for knob. Get the Redragon URANUS K737 Pro for screw-in stabilizers.

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Quick verdict

Which one should you get?

Get the

Redragon PENUMBRA K687

Knob

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

Rules this board out

  • No numpad.

Get the

Redragon URANUS K737 Pro

Screw-in stabilizers

Build quality in the top 20% of 80% boards under $100.

Rules this board out

  • 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

Redragon URANUS K737 Pro

  • Layout size

    75%

    80%

  • Connection

    Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Knob

    Yes

    No

  • Weight

    1,500 g

    2,020 g

    Heavier boards stay planted and lighter ones travel

  • Screw-in stabilizers

    No

    Yes

    Easier to tune than the plate-mount stabs you get prebuilt

KeebFinder scores

How we score
  • Redragon PENUMBRA K687
  • Redragon URANUS K737 Pro
Performance
79
75
Build quality
73
77
Productivity
71
87
Customizability
61
68
Portability
60
71

What they share

  • Hot-swappable
  • Case material: Aluminum
  • Switch options: Linear
  • Mount style: Gasket Mount
  • Sound dampening
See every spec side by side

Full specs

Redragon PENUMBRA K687 vs URANUS K737 Pro specs

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

8 of 21 specs differ

Redragon PENUMBRA K687

Redragon URANUS K737 Pro

Typing & switches

Switch options

Linear
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
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

—
1,000 Hz

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Keycaps

—
PBT

Weight

1,500 g
2,020 g

Dimensions

43 x 133 x 43 mm
41 x 367 x 146 mm

Backlight

RGB
RGB, south-facing

Firmware & software

N-key rollover

Yes
Yes

Mac & Windows

No
Yes

Extras

Released

2025
2025

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.

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