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Head to head · Prices checked Nov 10, 2026

Redragon DHARMA K556 vs Apos NPKC RO75

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

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Quick verdict

Which one should you get?

Get the

Redragon DHARMA K556

Build quality in the top 30% of 80% boards under $100.

Rules this board out

  • No numpad.
$39 at Redragon

Get the

Apos NPKC RO75

Battery

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

Rules this board out

  • No numpad.
$90 at Apos

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.

Redragon DHARMA K556

Apos NPKC RO75

  • Layout size

    80%

    75%

  • Battery

    1,600 mAh

    6,000 mAh

    A larger battery means fewer cables during the day

  • Mount style

    Bottom Mount

    Gasket Mount

  • Weight

    870 g

    1,680 g

    Heavier boards stay planted and lighter ones travel

  • VIA

    No

    Yes

    GUI remapping without compiling firmware

KeebFinder scores

How we score
  • Redragon DHARMA K556
  • Apos NPKC RO75
Performance
65
86
Build quality
69
82
Productivity
84
89
Customizability
68
82
Portability
76
91

What they share

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

Full specs

Redragon DHARMA K556 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

Redragon DHARMA K556

Apos NPKC RO75

Typing & switches

Switch options

—
Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Bottom Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

80%
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

1,600 mAh
6,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

—
FR4, Polycarbonate

Keycaps

—
ABS, PBT

Weight

870 g
1,680 g

Dimensions

40 x 354 x 124 mm
35 x 312 x 135 mm

Typing angle

—
15°

Backlight

RGB
RGB

Firmware & software

VIA

No
Yes

VIAL

No
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
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.

Redragon DHARMA K5562 stores
Apos NPKC RO752 stores

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