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Head to head · Prices checked Oct 21, 2026

Redragon K628 Pollux vs Keychron K3 Pro

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 K628 Pollux

Keychron K3 Pro

  • Connection

    Wired

    Bluetooth, Wired

  • Low profile

    No

    Yes

  • Case material

    Plastic

    ABS, Aluminum, Plastic

  • Switch options

    Linear

    Clicky, Linear, Tactile

  • Mount style

    Bottom Mount

    Plate Mount, Tray Mount

KeebFinder scores

How we score
  • Redragon K628 Pollux
  • Keychron K3 Pro
Performance
79
81
Build quality
57
81
Productivity
62
80
Customizability
59
88
Portability
61
77

What they share

  • Layout size: 75%
  • Hot-swappable
See every spec side by side

From real owners

What owners say

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

Redragon K628 Pollux

No owner reviews collected yet.

Keychron K3 Pro

4.7

54 owner reviews

Praise
“For anyone buying this, remember to toggle the switch to the correct operating system. Other than that, the feel is good and it comes with a good feature set for a low price”
GavinVerified buyer· via Keychron
Critique
“I was happy at the beginning but after few months of use I'm getting more and more frustrated. Keyboard just hangs sometimes and I'm not able to connect with BT. I use it to operate two laptops and using Fn+1 anf Fn+2 combination is great... when it works…”
paczor· via Keychron

Full specs

Redragon K628 Pollux vs Keychron K3 Pro specs

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

14 of 24 specs differ

Redragon K628 Pollux

Keychron K3 Pro

Typing & switches

Switch options

Linear
Clicky, Linear, Tactile

Hot-swappable

Yes
Yes

Mount style

Bottom Mount
Plate Mount, Tray Mount

Low profile

No
Yes

Layout

Layout size

75%
75%

Layout standard

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

Ergonomics

Standard
Standard

Display

None
None

Media keys

No
Yes

Connectivity & battery

Connection

Wired
Bluetooth, Wired

Max polling rate

—
1,000 Hz

Battery

Wired only
1,550 mAh

USB-C

Yes
Yes

Build & materials

Case material

Plastic
ABS, Aluminum, Plastic

Plate material

—
Plastic

Keycaps

ABS
ABS, PBT

Weight

470 g
525 g

Dimensions

—
15 x 306 x 116 mm

Backlight

RGB
RGB, south-facing

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

Yes
Yes

Mac & Windows

No
Yes

Extras

Released

2023
2022

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • RedragonCN

    In stock
    $42Visit
  • AmazonGlobal

    Check price
    Visit
  • KeychronHK

    In stock
    $67Visit
  • AmazonGlobal

    Check price
    ~$67Visit
  • MKUS

    Out of stock
    $83Visit
  • Keychron (DE)DE

    Out of stock
    $127Visit

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.

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