Not sure which keyboard to choose? Try the Keyboard Finder now!

Head to head · Prices checked Nov 11, 2026

zFrontier Soso pad Numpad vs Apos NPKC RO75

Get the Apos NPKC RO75 for the 6,000 mAh battery and vial.

KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Quick verdict

Which one should you get?

Get the

zFrontier Soso pad Numpad

Build quality in the top 30% of Numpad boards under $100.

Rules this board out

  • Numpad only. This is not a full keyboard.

Get the

Apos NPKC RO75

Battery

Build quality in the top 10% of 75% boards under $100.

Rules this board out

  • 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.

zFrontier Soso pad Numpad

Apos NPKC RO75

  • Layout size

    Numpad

    75%

  • Battery

    700 mAh

    6,000 mAh

    A larger battery means fewer cables during the day

  • Plate material

    FR4

    FR4, Polycarbonate

  • Backlight

    None

    RGB

    RGB for looks and low light rather than speed

  • VIAL

    No

    Yes

    GUI remapping on boards that do not ship VIA

KeebFinder scores

How we score
  • zFrontier Soso pad Numpad
  • Apos NPKC RO75
Performance
46
86
Build quality
77
82
Productivity
62
89
Customizability
53
82
Portability
82
91

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Case material: Aluminum
  • Switch options: Linear, Tactile
  • Mount style: Gasket Mount
  • VIA
See every spec side by side

Full specs

zFrontier Soso pad Numpad vs Apos NPKC RO75 specs

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

9 of 24 specs differ

zFrontier Soso pad Numpad

Apos NPKC RO75

Typing & switches

Switch options

Linear, Tactile
Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

Numpad
75%

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

—
4,000 Hz

Battery

700 mAh
6,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

FR4
FR4, Polycarbonate

Keycaps

—
ABS, PBT

Weight

—
1,680 g

Dimensions

—
35 x 312 x 135 mm

Typing angle

7°
15°

Backlight

None
RGB

Firmware & software

VIA

Yes
Yes

VIAL

No
Yes

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2026
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.

Lowest price across stores, Amazon excluded.

Still torn?

Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.