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Head to head · Prices checked Nov 10, 2026

Redragon EISA K686 Pro vs K681MG Pro98-Key vs 75% Layout

Choose the EISA K686 Pro for a dedicated numpad, or the K681MG Pro for a more compact, lighter build with an aluminum case.

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Quick verdict

Which one should you get?

Get the

Redragon EISA K686 Pro

98-Key

If you want

  • Includes a full numpad in a 98-key, space-saving layout.
  • Comes with a keycap/switch puller and four spare switches.
  • Vendor description mentions a 3.5mm PO sound-absorbing pad and two dampening foams.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.

Get the

Redragon K681MG Pro

75% Layout

Build quality in the top 25% of 75% boards under $50.

If you want

  • More compact and portable 75% layout (335mm long, 858g).
  • Aluminum case material for a premium feel.
  • Vendor listing specifies N-key rollover and a 5-layer filling with Poron and silicone pads.

Rules this board out

  • No numpad.

Bottom line

If you regularly use a numpad for work, data entry, or creative software, the Redragon EISA K686 Pro is the clear choice. If you prioritize a cleaner, more portable desk setup with a sturdier aluminum build, the Redragon K681MG Pro is the better option. Both are capable tri-mode keyboards, so let your layout preference and need for a numpad guide your final decision.

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 EISA K686 Pro

Redragon K681MG Pro

  • Layout size

    90%

    75%

  • Case material

    Plastic

    Aluminum

  • Display

    LED

    None

    A case display rather than a typing feature

  • Weight

    1,200 g

    858 g

    Heavier boards stay planted and lighter ones travel

  • Keycaps

    PBT

    ABS, PBT

KeebFinder scores

How we score
  • Redragon EISA K686 Pro
  • Redragon K681MG Pro
Performance
78
81
Build quality
68
76
Productivity
83
88
Customizability
73
78
Portability
54
80

What they share

  • Connection: Bluetooth, 2.4 GHz, Wired
  • Hot-swappable
  • Switch options: Linear
  • Mount style: Gasket Mount
  • Knob
  • Sound dampening
See every spec side by side

Best for

What will you mostly use it for?

The K681MG Pro wins for gaming and travel due to its compactness and N-key rollover, while the EISA K686 Pro is better for office work and content creation thanks to its integrated numpad. For programming and modding, the decision is a tie or leans slightly towards the K681MG Pro for its detailed sound-dampening construction. Your primary need for desk space or a numpad dictates the winner.

For gaming

Pick the Redragon K681MG Pro

  • The K681MG Pro's listing explicitly mentions N-key rollover for simultaneous key presses.
  • Its lighter weight (858g) and smaller footprint free up more desk space for mouse movement.
  • The aluminum case may provide a more stable, resonant-free platform.

Full specs

Redragon EISA K686 Pro vs K681MG Pro specs

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

8 of 23 specs differ

Redragon EISA K686 Pro

Redragon K681MG Pro

Typing & switches

Switch options

Linear
Linear

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Gasket Mount

Sound dampening

Yes
Yes

Layout

Layout size

90%
75%

Layout standard

ANSI
ANSI

Ergonomics

Standard
Standard

Knob

Yes
Yes

Display

LED
None

Media keys

No
Yes

Connectivity & battery

Connection

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

Max polling rate

1,000 Hz
—

Battery

4,000 mAh
—

USB-C

Yes
Yes

Build & materials

Case material

Plastic
Aluminum

Plate material

Plastic
—

Keycaps

PBT
ABS, PBT

Weight

1,200 g
858 g

Dimensions

90 x 430 x 90 mm
43 x 335 x 140 mm

Backlight

RGB, south-facing
RGB

Firmware & software

N-key rollover

Yes
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.

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.

FAQ

Redragon EISA K686 Pro vs K681MG Pro: your questions

The Redragon K681MG Pro features an aluminum case. The EISA K686 Pro has a plastic case construction.

No, the K681MG Pro is a 75% layout keyboard with 81 keys. It does not include a dedicated numpad. The EISA K686 Pro is a 98-key layout that includes a numpad.

Yes, both the Redragon EISA K686 Pro and the K681MG Pro feature hot-swappable sockets. Their vendor descriptions state compatibility with both 3-pin and 5-pin mechanical switches.

Both offer tri-mode connectivity (wired USB-C, 2.4GHz wireless, and Bluetooth). The K681MG Pro is lighter and more compact, making it slightly more convenient for portable wireless use.

Yes. The EISA K686 Pro listing includes four spare switches. The K681MG Pro vendor page also lists four extra switches in the package contents.

Based on vendor descriptions, the K681MG Pro mentions a 5-layer filling including Poron and silicone pads. The EISA K686 Pro mentions a 3.5mm PO sound-absorbing pad and two dampening foams. Both are designed for sound reduction.

The K681MG Pro vendor page states compatibility with Mac systems when used in wired mode. The EISA K686 Pro also lists Mac support, with a side button for switching between Windows and Mac layouts.

The provided vendor description for the K681MG Pro does not mention software. The EISA K686 Pro's description explicitly states it has pro software support for creating macros and lighting effects.

The EISA K686 Pro measures 430mm in length, while the K681MG Pro is 335mm long. This makes the K681MG Pro nearly 100mm (about 4 inches) shorter, saving significant desk space.

Both keyboards include a keycap and switch puller in the box, according to their respective package contents lists.

Yes, both the Redragon EISA K686 Pro and the K681MG Pro feature a multi-function control knob for adjusting volume and media playback.

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