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Head to head · Prices checked Nov 11, 2026

Ducky Bethesda Tinker 75 ProjectD vs Keychron 81 Pro

Get the Keychron 81 Pro for knob and screw-in stabilizers.

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Quick verdict

Which one should you get?

Get the

Ducky Bethesda Tinker 75 ProjectD

Build quality in the top 20% of 75% boards under $200.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

Get the

Keychron 81 Pro

Knob

Build quality in the top 5% of 75% boards under $150.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

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.

Ducky Bethesda Tinker 75 ProjectD

Keychron 81 Pro

  • Connection

    Wired

    Bluetooth, Wired

    Wireless for several devices and wired for lower latency

  • Mount style

    Plate Mount

    Gasket Mount, Plate Mount

  • Knob

    No

    Yes

  • Plate material

    FR4

    Polycarbonate

  • Screw-in stabilizers

    No

    Yes

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

KeebFinder scores

How we score
  • Ducky Bethesda Tinker 75 ProjectD
  • Keychron 81 Pro
Performance
80
82
Build quality
80
87
Productivity
77
97
Customizability
92
94
Portability
63
82

What they share

  • Layout size: 75%
  • Hot-swappable
  • Case material: Aluminum
  • Switch options: Clicky, Linear, Tactile
  • QMK
  • VIA
See every spec side by side

Full specs

Ducky Bethesda Tinker 75 ProjectD vs Keychron 81 Pro specs

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

7 of 26 specs differ

Ducky Bethesda Tinker 75 ProjectD

Keychron 81 Pro

Typing & switches

Switch options

Clicky, Linear, Tactile
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Plate Mount
Gasket Mount, Plate Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

75%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

No
Yes

Display

None
None

Media keys

Yes
Yes

Connectivity & battery

Connection

Wired
Bluetooth, Wired

Max polling rate

—
1,000 Hz

Battery

Wired only
4,000 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

FR4
Polycarbonate

Keycaps

PBT
PBT

Weight

—
1,887 g

Dimensions

—
47 x 338 x 151 mm

Backlight

RGB, south-facing
RGB, south-facing

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
Yes

Mac & Windows

No
Yes

Extras

Released

2024
2023

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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