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Compare Cidoo ABM098 vs Epomaker TH40 Differences Side by Side

This comparison is for buyers deciding between a nearly full-size keyboard and an ultra-compact 40% model. The Cidoo ABM098 offers a familiar 1800-compact layout with a dedicated numpad and media knob, while the Epomaker TH40 eliminates the number pad, arrow keys, and function row for maximum desk space savings. The decision hinges entirely on whether you prioritize having all keys readily available or the smallest possible footprint for travel and minimalism.

73
CIDOO ABM098 Gasket Mechanical Keyboard
-10% off
82
Epomaker TH40

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0.0 (0)
3.9 (52)
  • Released in 2023
  • Has Clicky, Linear switch options
  • Available in a 98% layout
  • Offers Normal ergonomics
  • Comes with a knob
  • Provides dedicated media keys
  • Connects via USB-C
  • Has built-in sound dampening
  • Offers Yes, Rgb RGB lighting
  • Released in 2024
  • Has Linear switch options
  • Available in a 40% layout
  • Offers Split Spacebar ergonomics
  • Compatible with both Mac and Windows
  • Supports QMK firmware
  • Features N-key rollover
  • Runs at a 1000 Hz polling rate
  • Weighs about 500 g
  • Sized at 35 x 258 x 97 mm
  • Made with a ABS case
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 54.4
  • Build Quality: 61.2
  • Productivity: 75.2
  • Customizability: 78.8
  • Portability: 51.9
Scores
  • Performance: 73.8
  • Build Quality: 75.4
  • Productivity: 62.5
  • Customizability: 86.1
  • Portability: 84.2
Name
Cidoo ABM098
Name
Epomaker TH40
Release year
2023
Release year
2024
Switch Options
Clicky, Linear
Switch Options
Linear
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
98%
Layout Size
40%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Split Spacebar
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
-
Polling Rate
1000 Hz
Battery capacity
3000 mAh
Battery capacity
3000 mAh
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Material
-
Case Material
ABS
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
-
Dimensions
35 x 258 x 97 mm
Weight
-
Weight
500g
*Something incorrect or missing? Please
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Pros and Trade-offs

Your primary need dictates the choice. If you require a numpad, media controls, and a traditional typing experience without memorizing layers, the Cidoo ABM098 is the practical option. If your priority is a keyboard that takes up minimal desk space, fits easily in a bag, and you are comfortable with a heavily layered typing workflow, the Epomaker TH40 is the specialized tool. Consider the significant difference in size and weight as the deciding physical factor.

Cidoo ABM098

  • +Includes a full numpad and navigation cluster in a space-saving 1800-compact layout.
  • +Features a dedicated rotary knob for media and volume control.
  • +Larger 4000mAh battery capacity for longer wireless use.
  • +Comes with sound-dampening materials including Poron PCB foam, IXPE switch sheet, and silicone bottom foam.
  • +Uses a steel plate and includes screw-in stabilizers for the spacebar.
  • −Very heavy at 2000g, making it less portable.
  • −Large footprint may not suit small desks or mobile setups.
  • −Only offers linear and clicky switch types, lacking a tactile option in its base offerings.

Epomaker TH40

  • +Extremely compact and lightweight 40% layout, ideal for portability.
  • +Detailed acoustic modding package with Poron plate foam, IXPE switch pad, and bottom Poron foam.
  • +Supports both QMK and VIA firmware for extensive programmability.
  • +Features a split spacebar layout with an integrated FN key.
  • +Explicitly lists a 1000Hz polling rate for wired and 2.4GHz modes.
  • −Lacks dedicated number, arrow, and function rows, requiring heavy use of layers.
  • −Smaller 3000mAh battery compared to the ABM098.
  • −Uses a plastic/polycarbonate plate instead of metal.
  • −Some user reviews mention challenges with VIA software recognition.

Which Keyboard Is Better for Your Needs?

The Cidoo ABM098 is the clear choice for office work, gaming, and content creation where its numpad, media knob, and comprehensive key set are major advantages. The Epomaker TH40 dominates for travel due to its minimal weight and footprint, and appeals to modders with its detailed foam kit. For programming, it's a tie based on personal preference for a traditional layout versus a fully layered, minimalist one.

GamingCidoo ABM098
  • •The ABM098's 100% layout provides dedicated arrow keys and a full set of number keys without relying on layers.
  • •It includes a rotary knob for instant media and volume control during gameplay.
  • •The listing confirms N-Key Rollover for simultaneous key presses.
OfficeCidoo ABM098
  • •The integrated numpad on the ABM098 is essential for data entry and spreadsheet work.
  • •Its 1800-compact layout retains the main alpha area, numpad, and navigation keys.
  • •The manufacturer states it saves space compared to a full-size keyboard while maintaining productivity.
ProgrammingTie
  • •Both keyboards are fully programmable via VIA software for custom layers and macros.
  • •The ABM098 offers dedicated punctuation and bracket keys on its primary layer.
  • •The TH40's programmable layers can map all necessary symbols, but require memorization of layer shortcuts.
TravelEpomaker TH40
  • •The TH40 weighs 500g compared to the ABM098's 2000g, making it significantly lighter.
  • •Its 40% layout dimensions (258x97x35mm) are vastly more compact and bag-friendly.
  • •Both offer tri-mode wireless connectivity, but the TH40's smaller form factor is inherently more portable.
ModdingEpomaker TH40
  • •The TH40's listing details specific modding foams: Poron plate foam, an IXPE switch pad, and bottom Poron foam.
  • •Both have gasket mounts and hot-swappable PCBs, but the TH40's polycarbonate plate may offer a different acoustic profile.
  • •The TH40 supports both QMK and VIA firmware according to its metadata, offering deeper customization potential.
Content CreationCidoo ABM098
  • •The ABM098's media knob provides tactile control for timeline scrubbing and volume adjustment.
  • •Its full layout allows for dedicated shortcut keys without complex layer switching.
  • •The larger chassis may provide a more stable typing platform for long writing sessions.

Frequently Asked Questions (FAQ)

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