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Head to head · Prices checked Nov 11, 2026

zFrontier Smurve80 vs Royal Kludge RK89

Get the zFrontier Smurve80 for the 8,000 mAh battery and sound dampening. Get the Royal Kludge RK89 for usb passthrough.

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Quick verdict

Which one should you get?

Get the

zFrontier Smurve80

Battery

Build quality in the bottom 45% 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.

Get the

Royal Kludge RK89

USB passthrough

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

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.

zFrontier Smurve80

Royal Kludge RK89

  • Battery

    8,000 mAh

    1,850 mAh

    A larger battery means fewer cables during the day

  • Weight

    1,384 g

    1,000 g

    Heavier boards stay planted and lighter ones travel

  • Sound dampening

    Yes

    No

  • Keycaps

    PBT

    ABS

  • USB passthrough

    No

    Yes

KeebFinder scores

How we score
  • zFrontier Smurve80
  • Royal Kludge RK89
Performance
74
62
Build quality
60
48
Productivity
76
66
Customizability
59
62
Portability
85
71

What they share

  • Layout size: 80%
  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
See every spec side by side

Full specs

zFrontier Smurve80 vs Royal Kludge RK89 specs

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

9 of 22 specs differ

zFrontier Smurve80

Royal Kludge RK89

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
—

Sound dampening

Yes
No

Layout

Layout size

80%
80%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

8,000 mAhBetter
1,850 mAh

USB passthrough

No
Yes

USB-C

Yes
Yes

Build & materials

Case material

ABS
—

Plate material

Aluminum
—

Keycaps

PBT
ABS

Weight

1,384 g
1,000 g

Dimensions

38 x 387 x 179 mm
41 x 135 x 41 mm

Backlight

RGB, south-facing
RGB

Firmware & software

N-key rollover

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2026
2022

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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