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Head to head · Prices checked Nov 11, 2026

sam Notfromsam S46 R3 vs Womier RD75 Pro

Get the Womier RD75 Pro for qmk.

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Quick verdict

Which one should you get?

Get the

sam Notfromsam S46 R3

Build quality in the top 15% of 40% boards under $150.

Rules this board out

  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
  • Compact layout only. No function row, dedicated arrow keys, or numpad.

Get the

Womier RD75 Pro

QMK

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.
  • 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.

sam Notfromsam S46 R3

Womier RD75 Pro

  • Layout size

    40%

    75%

  • Case material

    Aluminum, Copper, Polycarbonate

    Aluminum

  • Mount style

    Top Mount

    Gasket Mount

  • Weight

    600 g

    2,000 g

    Heavier boards stay planted and lighter ones travel

  • QMK

    No

    Yes

    The deep option when you want to remap every key

KeebFinder scores

How we score
  • sam Notfromsam S46 R3
  • Womier RD75 Pro
Performance
62
80
Build quality
82
81
Productivity
60
89
Customizability
79
86
Portability
80
92

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • VIA
  • Sound dampening
See every spec side by side

Full specs

sam Notfromsam S46 R3 vs Womier RD75 Pro specs

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

12 of 23 specs differ

sam Notfromsam S46 R3

Womier RD75 Pro

Typing & switches

Hot-swappable

Yes
Yes

Mount style

Top Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

40%
75%

Layout standard

ANSI
ANSI, ISO

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 mAh

USB-C

No
Yes

Build & materials

Case material

Aluminum, Copper, Polycarbonate
Aluminum

Plate material

Polycarbonate
FR4

Keycaps

—
PBT

Weight

600 g
2,000 g

Dimensions

28 x 264 x 98 mm
—

Typing angle

7°
—

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

Yes
Yes

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2026
2024

For EU buyers

ISO layouts by store

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

sam Notfromsam S46 R3

No ISO layout at the stores we track.

Womier RD75 Pro

Listed on the product, not split by store: ISO.

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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