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Head to head · Prices checked Oct 21, 2026

Epomaker LUMA100 vs Keychron K3 V2

Get the Epomaker LUMA100 for the 3,000 mAh battery.

EPOMAKER LUMA100

Battery

Epomaker LUMA100

5.0 · 5 reviews

from$119at Epomaker

Shop nowSee all prices
Keychron K3 Ultra-slim Wireless Mechanical Keyboard (Version 2)

Keychron K3 V2

4.8 · 2,258 reviews

from$105at Keychron (DE)

Shop nowSee all prices

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.

Epomaker LUMA100

Keychron K3 V2

  • Layout size

    96%

    75%

  • Connection

    Bluetooth, 2.4 GHz, Wired

    Bluetooth, Wired

  • Battery

    3,000 mAh

    1,550 mAh

  • Case material

    Aluminum

    Aluminum, Plastic

  • Mount style

    Gasket Mount

    Tray Mount

KeebFinder scores

How we score
  • Epomaker LUMA100
  • Keychron K3 V2
Performance
68
63
Build quality
76
65
Productivity
84
65
Customizability
74
68
Portability
56
80

What they share

  • Hot-swappable
  • Low profile
  • Keycaps: ABS
See every spec side by side

From real owners

What owners say

Ratings and quotes collected from verified store reviews, including the critical ones.

Epomaker LUMA100

5.0

5 owner reviews

Praise
“great keyboard. the O wasn’t working initially but i just swapped it out with the extras in the set. love the feel and customization of it”
Denny M.Verified buyer· via Epomaker

Keychron K3 V2

4.8

2,258 owner reviews

Praise
“I had a full-size mechanical keyboard before that was tking too much of deskspace. This keyboard with it's 65% size is amazing and saves quite some desk space.”
Santosh M.Verified buyer· via Keychron
Critique
“Non-rgb version feels nice, but the battery is killing the whole experience... Even with the lights turned off, i can't get the keyboard to work on battery longer than 3-4 days, which is super annoying and not making me trust into this brand. Especially if…”
Mr. A.· via Keychron

Full specs

Epomaker LUMA100 vs Keychron K3 V2 specs

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

10 of 23 specs differ

Epomaker LUMA100

Keychron K3 V2

Typing & switches

Switch options

—
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Gasket Mount
Tray Mount

Low profile

Yes
Yes

Sound dampening

Yes
No

Layout

Layout size

96%
75%

Layout standard

ANSI
ANSI, ISO, ISO-DE, ISO-ES, ISO-Nordic, ISO-UK, JIS

Ergonomics

Standard
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired
Bluetooth, Wired

Max polling rate

1,000 Hz
—

Battery

3,000 mAhBetter
1,550 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum, Plastic

Plate material

Polycarbonate
—

Keycaps

ABS
ABS

Weight

620 g
—

Dimensions

26 x 371 x 129 mm
—

Backlight

RGB, north-facing
RGB, north-facing

Firmware & software

VIA

Yes
No

Mac & Windows

Yes
Yes

Extras

Released

2026
2020

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Lowest price across stores, Amazon excluded.

  • EpomakerUS

    In stock
    $119Visit
  • AmazonGlobal

    Check price
    Visit
  • Keychron (DE)DE

    In stock
    $105Visit
  • AmazonGlobal

    Check price
    ~$105Visit
  • KeychronHK

    Out of stock
    $64Visit

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