Head to head · Prices checked Nov 2, 2026

Ajazz AK820 Pro vs Dagk Alloy40 Pro

Get the Ajazz AK820 Pro for the 4,000 mAh battery and knob.

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Battery

Ajazz AK820 Pro

4.6 (256)4.6 · 256 reviews

from$55at Epomaker

90-day lowLowest price in 90 days

Compare 4 stores

Dagk Alloy40 Pro

No reviews

from$78at WhatGeek

Compare 2 stores

Quick verdict

Which one should you get?

Get the

Ajazz AK820 Pro

Battery

Build quality in the bottom 50% 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.

$55 at Epomaker

Get the

Dagk Alloy40 Pro

Build quality in the bottom 50% of 40% boards under $150.

Rules this board out

South-facing LEDs. Shine-through legends stay dark, and some sculpted keycaps can clip the LED.
Compact layout only. No function row, dedicated arrow keys, or numpad.

$78 at WhatGeek

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.

Ajazz AK820 Pro

Dagk Alloy40 Pro

Layout size
75%
40%
Battery
4,000 mAh
2,500 mAh
A larger battery means fewer cables during the day
Case material
ABS, Aluminum
Aluminum
Knob
Yes
No
Display
TFT
None
A case display rather than a typing feature

KeebFinder scores

How we score

Ajazz AK820 Pro
Dagk Alloy40 Pro

Performance: 61
56
Build quality: 65
64
Productivity: 82
60
Customizability: 72
75
Portability: 79
89

What they share

Connection: Bluetooth, 2.4 GHz, Wired
Hot-swappable

See every spec side by side

Full specs

Ajazz AK820 Pro vs Dagk Alloy40 Pro specs

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

10 of 21 specs differ

Spec

Ajazz AK820 Pro

Dagk Alloy40 Pro

Typing & switches

Switch options

Linear

—

Hot-swappable

Yes

Mount style

Gasket Mount

—

Sound dampening

Yes

Layout

Layout size

75%

40%

Layout standard

ANSI

Ergonomics

Standard

Knob

Yes

Display

TFT

None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired

Battery

4,000 mAhBetter

2,500 mAh

USB-C

Yes

Build & materials

Case material

ABS, Aluminum

Aluminum

Plate material

Polycarbonate

FR4

Keycaps

PBT

—

Weight

810 g

450 g

Dimensions

40 x 327 x 136 mm

21 x 239 x 87 mm

Backlight

RGB, south-facing

Firmware & software

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2023

Where to buy

Compare prices

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

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Lowest price across stores, Amazon excluded.

Ajazz AK820 Pro4 stores