Head to head · Prices checked Nov 10, 2026

Double shell DS102i vs Epomaker TH40

Get the Epomaker TH40 for hot-swappable.

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Double shell DS102i

No reviews

from$119at Mechkeys

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Hot-swappable

Epomaker TH40

3.9 (56)3.9 · 56 reviews

from$55at Epomaker

90-day lowLowest price in 90 days

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Quick verdict

Which one should you get?

Get the

Double shell DS102i

Build quality in the bottom 5% of 100% boards under $150.

Rules this board out

Switches are soldered. Swapping them means soldering.
Low-profile switches and keycaps only. Standard MX keycaps will not fit.

$119 at Mechkeys

Get the

Epomaker TH40

Hot-swappable

Build quality in the top 30% 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.

$55 at Epomaker

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.

Double shell DS102i

Epomaker TH40

Layout size
100%
40%
Hot-swappable
No
Yes
Switch changes without soldering
Low profile
Yes
No
Ergonomics
Standard
Split Spacebar
Case material
Aluminum
ABS

KeebFinder scores

How we score

Double shell DS102i
Epomaker TH40

Performance: 46
73
Build quality: 41
75
Productivity: 50
62
Customizability: 50
85
Portability: 48
84

What they share

Connection: Bluetooth, 2.4 GHz, Wired
Keycaps: PBT

See every spec side by side

Full specs

Double shell DS102i vs Epomaker TH40 specs

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

11 of 22 specs differ

Spec

Double shell DS102i

Epomaker TH40

Typing & switches

Switch options

Linear, Tactile

Linear

Hot-swappable

Yes

Mount style

—

Gasket Mount

Low profile

Yes

Layout

Layout size

100%

40%

Layout standard

ANSI

Ergonomics

Standard

Split Spacebar

Display

None

Connectivity & battery

Connection

Bluetooth, 2.4 GHz, Wired

Max polling rate

—

1,000 Hz

Battery

—

3,000 mAh

Build & materials

Case material

Aluminum

ABS

Plate material

—

Plastic, Polycarbonate

Keycaps

PBT

Weight

—

500 g

Dimensions

—

35 x 258 x 97 mm

Backlight

RGB

RGB, south-facing

Firmware & software

QMK

Yes

VIA

Yes

N-key rollover

Yes

Mac & Windows

Yes

Extras

Released

2023

2024

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.

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