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Head to head · Prices checked Oct 21, 2026

Ducky Bethesda One 3 SF Doom vs Mecha SF ProCollector's Edition vs Aluminum Build

Choose the Ducky One 3 SF Doom for its unique collector's value and sound-dampened typing experience, or the Mecha SF Pro for its sturdier aluminum construction.

Quick verdict

Which one should you get?

Get the

Ducky Bethesda One 3 SF Doom

Collector's Edition

If you want

  • Exclusive, numbered limited edition Doom theme with unique 5-sided dye-sub PBT keycaps.
  • Dual-layer sound dampening with high-grade silicone and EVA foam.
  • Detailed modding features including a dual-layer PCB with Kailh yellow sockets and V2 stabilizers.

And can live with

  • Plastic case construction, which may feel less premium than metal alternatives.
  • Extremely limited availability due to the numbered edition nature.
  • The themed design may not suit all desk aesthetics.

Get the

Ducky Mecha SF Pro

Aluminum Build

If you want

  • Fully aluminum case and plate for a sturdy, high-quality feel.
  • Explicitly lists N-key rollover for reliable gaming performance.
  • Features north-facing RGB LEDs with double-shot PBT backlit keycaps.

And can live with

  • Aluminum construction makes it heavier, less ideal for frequent travel.
  • Lacks the unique thematic design and collector's appeal of the limited edition.
  • The vendor listing states it is not compatible with QMK or VIA firmware.

Bottom line

Your priority should guide this choice. If you are a Doom fan, a collector, or value a potentially quieter, well-damped typing experience with detailed modding specs, the Ducky One 3 SF Doom is the compelling option. If you prefer a more universally professional look, prioritize a rigid aluminum build for gaming, and want guaranteed N-key rollover, the Ducky Mecha SF Pro is the more practical and durable daily driver.

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 One 3 SF Doom

Ducky Mecha SF Pro

  • Case material

    Plastic

    Aluminum

  • Backlight

    RGB

    RGB, north-facing

  • N-key rollover

    No

    Yes

KeebFinder scores

How we score
  • Ducky Bethesda One 3 SF Doom
  • Ducky Mecha SF Pro
Performance
59
71
Build quality
54
63
Productivity
70
69
Customizability
63
61
Portability
74
74

What they share

  • Layout size: 65%
  • Connection: Wired
  • Hot-swappable
  • Switch options: Clicky, Linear, Silent, Tactile
  • Mount style: Plate Mount
  • Sound dampening
See every spec side by side

Best for

What will you mostly use it for?

The Mecha SF Pro has a slight edge for gaming due to its listed N-key rollover and rigid aluminum build. The Doom edition is better suited for office environments with its emphasized sound dampening and is the clear winner for collectors and content creators seeking a unique aesthetic. For programming, travel, and modding, the keyboards are closely matched, with the Doom model having a potential weight advantage for travel and more detailed modding specs.

For gaming

Pick the Ducky Mecha SF Pro

  • The Mecha SF Pro's listing explicitly mentions N-key rollover, a feature not highlighted for the Doom edition.
  • Its fully aluminum case may provide a more stable, flex-free platform during intense use.
  • North-facing RGB LEDs with double-shot PBT keycaps ensure clear backlit legends.

Full specs

Ducky Bethesda One 3 SF Doom vs Mecha SF Pro specs

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

3 of 17 specs differ

Ducky Bethesda One 3 SF Doom

Ducky Mecha SF Pro

Typing & switches

Switch options

Clicky, Linear, Silent, Tactile
Clicky, Linear, Silent, Tactile

Hot-swappable

Yes
Yes

Mount style

Plate Mount
Plate Mount

Sound dampening

Yes
Yes

Layout

Layout size

65%
65%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Display

None
None

Connectivity & battery

Connection

Wired
Wired

USB-C

Yes
Yes

Build & materials

Case material

Plastic
Aluminum

Plate material

—
Aluminum

Keycaps

PBT
PBT

Backlight

RGB
RGB, north-facing

Firmware & software

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2024

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

  • AmazonGlobal

    Check price
    ~$109Visit
  • MKUS

    Out of stock
    $109Visit
  • MKUS

    In stock
    $115Visit
  • AmazonGlobal

    Check price
    ~$115Visit

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.

FAQ

Ducky Bethesda One 3 SF Doom vs Mecha SF Pro: your questions

The Ducky Mecha SF Pro may have an edge for gaming. Its product listing explicitly mentions N-key rollover, and its all-aluminum case provides a very stable, flex-free platform. The Doom edition does not have N-key rollover specifically highlighted in its provided specs.

Yes, the Ducky One 3 SF Doom is a strictly limited edition. According to the vendor description, only 666 ANSI versions were made available worldwide, and each unit is numbered. This makes it a collector's item.

Yes, both keyboards feature hot-swappable PCBs. The Doom edition uses exclusive Kailh yellow hotswap sockets on a dual-layer PCB. The Mecha SF Pro also uses Kailh Yellow sockets that accept both 3-pin and 5-pin switches.

The Ducky Mecha SF Pro comes with OEM profile, double-shot PBT keycaps. The legends are backlit and designed for use with its north-facing RGB LEDs. The keycap color is black with white legends.

The Ducky One 3 SF Doom uses a dual-layer system of high-grade silicone and EVA foam dampeners. The Ducky Mecha SF Pro uses a combination of a Q-bounce synthetic pad and an EVA sound dampener. The Doom edition's solution is described in more detail and may target a different sound profile.

The Ducky Mecha SF Pro is almost certainly heavier. It features a fully aluminum case and plate, while the Ducky One 3 SF Doom has a plastic case. Aluminum is a denser material, contributing to increased weight and a more substantial feel.

Yes, based on the vendor characteristics for both models, they are listed as compatible with Windows, Mac, and Linux operating systems. Both connect via a detachable USB-C cable.

The vendor listing for the Ducky Mecha SF Pro states it is not compatible with QMK or VIA firmware, which are common third-party reprogramming tools. Any programming would need to be done through Ducky's proprietary method, if available.

According to the vendor listing, the Ducky One 3 SF Doom was available with Cherry MX Brown, Blue, Red, Silver, and Silent Red switches. However, the listing shows these variants as currently sold out or unavailable.

The Ducky Mecha SF Pro may include a bonus item. The vendor description notes that it 'may come with a random bonus Zodiac spacebar.' This is not guaranteed for every unit.

Both keyboards feature per-key programmable RGB lighting. A technical difference is that the Mecha SF Pro uses north-facing RGB LEDs, which can interfere with the fit of certain aftermarket keycap profiles. The Doom edition's LED orientation is not specified in the provided details.

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