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Compare Epomaker QK108 vs RT85 Differences Side by Side

This comparison is for users deciding between Epomaker's feature-rich full-size and compact 75% keyboards. Both share tri-mode connectivity, gasket mounts, and large batteries, making the choice difficult. The decision hinges on whether you prioritize a complete number pad and deeper software customization or a space-saving layout with a joystick for media control.

84
EPOMAKER QK108
71
EPOMAKER RT85

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3.7 (6)
4.9 (35)
  • Available in a 100% layout
  • Comes with a knob
  • Includes a Yes, LED display
  • Supports VIA configuration
  • Weighs about 1180 g
  • Sized at 43 x 439 x 139 mm
  • Made with a ABS case
  • Available in a 75% layout
  • Includes a Yes, TFT display
  • Weighs about 1000 g
  • Sized at 40 x 360 x 138 mm
  • Made with a Plastic case
Scores
  • Performance: 80.7
  • Build Quality: 75.3
  • Productivity: 88.5
  • Customizability: 82.2
  • Portability: 62
Scores
  • Performance: 75.1
  • Build Quality: 67
  • Productivity: 76.9
  • Customizability: 68.2
  • Portability: 91.8
Name
Epomaker QK108
Name
Epomaker RT85
Release year
2025
Release year
2025
Switch Options
Linear, Tactile, Silent
Switch Options
Linear, Tactile, Silent
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
100%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
LED
Display Support
 
TFT
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
1000 Hz
Polling Rate
1000 Hz
Battery capacity
8000 mAh
Battery capacity
8000 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, South-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Material
ABS
Case Material
Plastic
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
43 x 439 x 139 mm
Dimensions
40 x 360 x 138 mm
Weight
1180g
Weight
1000g
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Pros and Trade-offs

Your primary need dictates the choice. If you require a full number pad, value deep VIA-based customization, or want a knob for media control, the Epomaker QK108 is the clear pick. Opt for the Epomaker RT85 if your priority is a space-saving, portable layout with a unique joystick for media control and a retro-inspired design. Both are capable wireless boards with excellent batteries.

Epomaker QK108

  • +Full-size 104-key layout with dedicated number pad and programmable knob.
  • +VIA software support for open-source, cross-platform key remapping and macros.
  • +Detailed 5-layer sound dampening system including latex foam, IXPE switch pad, and silicone.
  • +Includes dedicated Mac modifier keycaps and a 2-stage adjustable kickstand for ergonomics.
  • +Lower listed latency in wired (3ms) and 2.4GHz (5ms) modes according to its specifications.
  • −Large and heavy (439mm wide, 1180g), making it less portable.
  • −Uses dye-sublimated PBT keycaps, which may not be as durable long-term as double-shot legends.
  • −Lacks the unique joystick control found on the RT85.

Epomaker RT85

  • +Compact 75% layout (360mm wide) saves significant desk space.
  • +Features a unique joystick for media control (volume, RGB toggle) and a 1.47-inch TFT screen.
  • +Lighter weight (1000g) and smaller footprint enhance portability.
  • +Comes with double-shot PBT keycaps for more durable legends.
  • +Includes a flex-cut polycarbonate plate for a softer typing feel.
  • −Lacks a dedicated number pad and the programmable knob of the QK108.
  • −Uses proprietary Epomaker Driver 3.0 software instead of open-source VIA.
  • −Higher listed latency in wired (6ms) and 2.4GHz (12ms) modes according to its specifications.

Which Keyboard Is Better for Your Needs?

The QK108 is the stronger choice for traditional office work, gaming, and content creation due to its full layout, programmable knob, and VIA support. The RT85 wins for travel and any scenario where desk space is at a premium, thanks to its compact 75% form factor and included joystick. For programming, the choice is a matter of personal preference between a programmer's compact layout and the extensive customization of a full-size board.

GamingEpomaker QK108
  • •The QK108's vendor page cites lower latency in wired (3ms) and 2.4GHz (5ms) modes compared to the RT85.
  • •Its full-size layout provides dedicated macro keys without relying on layers for number pad inputs.
  • •Both offer a 1000Hz polling rate in wired/2.4GHz modes for responsive gameplay.
OfficeEpomaker QK108
  • •The QK108's 100% layout includes a dedicated number pad, which is essential for data entry and accounting tasks.
  • •It includes dedicated Mac modifier keycaps in the box for easier cross-platform use.
  • •VIA software support allows for easy key remapping and macro creation for repetitive office workflows.
ProgrammingTie
  • •The QK108 offers VIA support for extensive key remapping and layer management, beneficial for coding shortcuts.
  • •The RT85's 75% layout saves desk space while retaining arrow and navigation keys, a popular choice for developers.
  • •Both keyboards are hot-swappable, allowing programmers to choose their preferred switch type for long typing sessions.
TravelEpomaker RT85
  • •The RT85 is significantly more compact (360mm wide) and lighter (1000g) than the QK108 (439mm wide, 1180g).
  • •Its 75% layout occupies less space in a backpack or on a crowded desk.
  • •Both share the same large 8000mAh battery for extended wireless use away from an outlet.
ModdingEpomaker QK108
  • •The QK108 explicitly supports VIA software, offering open-source, cross-platform firmware customization.
  • •Its vendor description details a specific 5-layer sound dampening system (latex, IXPE, PET, sponge, silicone) for acoustic tuning.
  • •Both are hot-swappable with 5-pin sockets and include a switch puller, but the QK108's VIA support provides deeper programmability.
Content CreationEpomaker QK108
  • •The QK108 features a programmable knob for precise control of volume, scrubbing, or brush size.
  • •Its full layout allows for separate macro keys for editing software shortcuts without interfering with the main key block.
  • •VIA support facilitates creating complex macros for repetitive tasks in video or photo editing suites.

Frequently Asked Questions (FAQ)

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