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Head to head · Prices checked Oct 29, 2026

Redragon EISA MAX K686 vs Keychron K2 Max

Get the Redragon EISA MAX K686 for knob.

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Quick verdict

Which one should you get?

Get the

Redragon EISA MAX K686

Knob

Rules this board out

  • No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
$69 at Redragon

Get the

Keychron K2 Max

Build quality in the top 5% of 75% boards under $100.

Rules this board out

  • South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
  • No numpad.
$94 at Keychron

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 MAX K686

Keychron K2 Max

  • Layout size

    90%

    75%

  • Case material

    Plastic

    ABS, Aluminum

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Mount style

    Gasket Mount

    PCB Mount, Plate Mount

  • Knob

    Yes

    No

KeebFinder scores

How we score
  • Redragon EISA MAX K686
  • Keychron K2 Max
Performance
67
81
Build quality
63
86
Productivity
84
95
Customizability
67
91
Portability
52
79

What they share

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

Full specs

Redragon EISA MAX K686 vs Keychron K2 Max specs

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

14 of 27 specs differ

Redragon EISA MAX K686

Keychron K2 Max

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
PCB Mount, Plate Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

90%
75%

Layout standard

ANSI
ANSI, ISO, ISO-DE, ISO-Nordic, ISO-SW, ISO-UK

Ergonomics

Standard
Standard

Knob

Yes
No

Display

None
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
ABS, Aluminum

Plate material

—
Steel

Keycaps

PBT
PBT

Weight

1,200 g
940 g

Dimensions

90 x 430 x 90 mm
32 x 317 x 122 mm

Typing angle

—
5°

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

No
Yes

Mac & Windows

Yes
Yes

Extras

Released

2024
2024

For EU buyers

ISO layouts by store

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

Redragon EISA MAX K686

No ISO layout at the stores we track.

Keychron K2 Max

  • Keychron

    ISO-DE, ISO-UK, ISO-Nordic, ISO-SW

    In stockShips to you

  • Keychron (DE)

    ISO-DE, ISO-UK, ISO-SW

    Out of stockDoes not ship to you

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 EISA MAX K6862 stores
Keychron K2 Max4 stores

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