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Head to head · Prices checked Nov 7, 2026

MMD KM16 Pro Numpad vs KM40Macropad or 40% Board?

Choose the KM16 Pro for a dedicated, knob-driven creative workflow or the KM40 for a self-contained ultra-compact typing keyboard.

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Quick verdict

Which one should you get?

Get the

MMD KM16 Pro Numpad

Knob

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

If you want

  • Three programmable, clickable knobs that can handle rotation and push actions
  • 1000 Hz polling rate provides responsive input for gaming and creative work
  • Very lightweight at 200g, easy to reposition on the desk

Rules this board out

  • Numpad only. This is not a full keyboard.

Get the

MMD KM40

Battery

Build quality in the top 10% of 40% boards under $150.

If you want

  • Full 44-key 40% keyboard for actual typing without needing a separate board
  • Large 2000 mAh battery for extended wireless use
  • Includes Poron and IXPE sound dampening materials for a refined acoustic profile

Rules this board out

  • Compact layout only. No function row, dedicated arrow keys, or numpad.

Bottom line

Pick the MMD KM16 Pro if you want a dedicated, knob-driven accessory to supercharge your creative apps or gaming macros, and you already have a main keyboard. Choose the MMD KM40 if you want a standalone, ultra-compact keyboard that replaces your full-size board with layer-based efficiency and a larger battery. Your decision hinges on whether you need a companion tool or a full typing solution.

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.

MMD KM16 Pro Numpad

MMD KM40

  • Layout size

    Numpad

    40%

  • Battery

    980 mAh

    2,000 mAh

    A larger battery means fewer cables during the day

  • Knob

    Yes

    No

  • Weight

    200 g

    620 g

    Heavier boards stay planted and lighter ones travel

  • Sound dampening

    No

    Yes

KeebFinder scores

How we score
  • MMD KM16 Pro Numpad
  • MMD KM40
Performance
80
61
Build quality
83
82
Productivity
80
69
Customizability
89
83
Portability
86
84

What they share

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

Best for

What will you mostly use it for?

The KM16 Pro secures the win in both Gaming and Content Creation due to its 1000 Hz polling rate and three highly versatile knobs that excel for shortcuts and live control. The KM40 dominates Programming and Travel thanks to its complete 40% layout, deep layer customization, and larger 2000 mAh battery. For Office work, both offer PBT keycaps and flexible programmability leading to a tie, and for Modding, both platforms are equally open with hot-swap PCBs and QMK/VIA. The core choice is whether you need a dedicated macro tool or a standalone minimalist keyboard.

For gaming

Pick the MMD KM16 Pro Numpad

  • 1000 Hz polling rate for lower latency
  • Three programmable knobs can control volume, weapon wheels, or in-game sliders
  • Acts as a dedicated macro pad for complex keybinds

Full specs

MMD KM16 Pro Numpad vs KM40 specs

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

8 of 25 specs differ

MMD KM16 Pro Numpad

MMD KM40

Typing & switches

Switch options

Linear, Tactile
Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

No
Yes

Layout

Layout size

Numpad
40%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
—

Battery

980 mAh
2,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

—
Polycarbonate

Keycaps

PBT
PBT

Weight

200 g
620 g

Dimensions

50 x 150 x 120 mm
—

Typing angle

5°
—

Backlight

RGB
RGB

Firmware & software

QMK

Yes
Yes

VIA

Yes
Yes

N-key rollover

Yes
No

Mac & Windows

Yes
No

Extras

Released

2025
2026

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.

MMD KM402 stores

FAQ

MMD KM16 Pro Numpad vs KM40: your questions

Yes, the vendor description states that the KM16 Pro can be configured as a classic numpad using VIA. The 16 keys become digits 0-9 and operators, while the knobs can handle functions like Tab, Enter, or comma.

A 40% keyboard like the MMD KM40 is a standalone typing device with 44 keys that includes all letters, accessed via layers for numbers and symbols. A macropad like the KM16 Pro is a companion device with only 16 keys and 3 knobs, intended for shortcuts or as a numpad, not for full typing.

Yes, both the MMD KM16 Pro Numpad and the MMD KM40 are listed with QMK and VIA support. This allows for full key remapping, macro creation, and layer configuration through a browser without installing drivers.

The MMD KM40 has a larger 2000 mAh battery, while the KM16 Pro has a 980 mAh battery. Based on the provided specifications, the KM40 should offer longer runtime between charges, though actual battery life depends on usage and RGB settings.

No, the MMD KM16 Pro does not have a screen according to the metadata. The KM40 also lacks a screen. Both rely on RGB or layer indicators for visual feedback.

Yes, both keyboards are hot-swappable with 5-pin MX standard PCBs, according to the vendor descriptions. This allows you to change switches without soldering for experimentation or customization.

The MMD KM40 comes with 1.7 mm thick five-sided dye-sub PBT keycaps. These are durable, with legends that are embedded into the material so they won't wear off over time, and the extra thickness contributes to a fuller sound and feel.

At only 200g and with dimensions of 50 x 150 x 120 mm, the KM16 Pro is very lightweight and compact for travel. However, note that it is an accessory and requires a separate keyboard for typing, so it works best as a supplement to a laptop or tablet.

Yes, the vendor listing states that the KM40 supports Bluetooth 5.0 with up to 3 devices paired simultaneously. You can switch between connected devices using a key combination, making it convenient for multi-device setups.

The MMD KM16 Pro uses a gasket mount system on an FR4 plate. This design cushions the PCB with soft rubber gaskets for a slightly bouncy typing feel and a refined sound profile, as described in the vendor details.

Yes, the KM40 can be used for gaming, as it supports tri-mode connectivity and hot-swappable switches. However, its polling rate is not specified in the provided data, and the 40% layout may require layer access for number keys, which could be a drawback in some games.

The MMD KM16 Pro is offered in five colors: Black, Silver, White (labeled Cream in the vendor text), Mint, and Pink. The MMD KM40 comes in six colors: Black, Silver, White, Pink, Red, and Green.

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