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Compare Royal Kludge RK89 vs Royal Kludge RK84 Differences Side by Side

The Royal Kludge RK89 and RK84 are both well-rounded wireless mechanical keyboards that share many core features like hot-swappable switches and triple-mode connectivity. Your decision hinges on the layout and battery life trade-off. The RK89's unique 89-key layout packs a number pad into an 80% form factor, a rarity in compact boards. In exchange, the RK84 offers a smaller 75% footprint that is lighter and carries a much larger 3750mAh battery for noticeably longer runtime on a single charge.

RK89 85% Wireless Mechanical Keyboard
63
RK84 75% Wired Mechanical Keyboard

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  • Released in 2022
  • Has Clicky, Tactile, Linear switch options
  • Available in a 80% layout
  • Equipped with a 1850 mAh battery
  • Weighs about 1000 g
  • Sized at 41 x 135 x 41 mm
  • Features ABS keycaps
  • Released in 2021
  • Has Clicky, Tactile, Linear, Silent switch options
  • Available in a 75% layout
  • Provides dedicated media keys
  • Has built-in sound dampening
  • Runs at a 1000 Hz polling rate
  • Equipped with a 3750 mAh battery
  • Weighs about 803.5 g
  • Sized at 41 x 125 x 315 mm
  • Made with a Plastic case
  • Features ABS, PBT keycaps
Scores
  • Performance: 63
  • Build Quality: 48.1
  • Productivity: 67.2
  • Customizability: 62.8
  • Portability: 71.6
Scores
  • Performance: 62.7
  • Build Quality: 50.5
  • Productivity: 77.9
  • Customizability: 69.7
  • Portability: 81.6
Name
Royal Kludge RK89
Name
Royal Kludge RK84
Release year
2022
Release year
2021
Switch Options
Clicky, Tactile, Linear
Switch Options
Clicky, Tactile, Linear, Silent
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
80%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
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
1850 mAh
Battery capacity
3750 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
-
Mount Style
-
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Rgb
Case Colors
Case Colors
Case Material
-
Case Material
Plastic
Keycaps Material
ABS
Keycaps Material
ABS, PBT
Dimensions
41 x 135 x 41 mm
Dimensions
41 x 125 x 315 mm
Weight
1000g
Weight
803.5g
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Pros and Trade-offs

Your decision comes down to whether you need a number pad or better portability. Choose the RK89 if you must have a numpad in a compact wireless board, accept the trade-offs in weight and battery. Choose the RK84 if you want a lighter, longer-lasting keyboard for travel or gaming, and the 75% layout covers your key needs.

Royal Kludge RK89

  • +Innovative 89-key layout brings a number pad to a compact 80% board.
  • +Detachable frame allows users to customize the look with a floating key aesthetic.
  • +Includes 4 replacement switches in the box for immediate experimentation.
  • +Built-in USB pass-through ports for convenient peripheral connection.
  • −Heavier than the RK84 at 1000g, making it less ideal for frequent transport.
  • −Smaller 1850mAh battery offers significantly less wireless runtime than the competition.

Royal Kludge RK84

  • +Larger 3750mAh battery provides excellent wireless endurance (up to 200 hours according to the vendor).
  • +Lighter overall weight (803.5g) and smaller 75% footprint improve portability.
  • +Factory sound dampening material included for a quieter typing experience out of the box.
  • +Listed 1000 Hz polling rate supports more responsive gaming performance.
  • −No number pad, which may be a dealbreaker for users who frequently enter data.
  • −ABS keycaps are standard; although PBT options are available in some product variations, the standard offering is ABS.

Which Keyboard Is Better for Your Needs?

For gaming and travel the RK84's lighter weight, larger battery, and higher polling rate give it a clear advantage. Office users will find the RK89's space-saving numpad a game changer for data work. Modders benefit from the RK84's factory sound dampening. For programming and content creation the choice is less clear, as each layout offers specific advantages depending on your workflow.

GamingRoyal Kludge RK84
  • •Lighter weight (803.5g) and smaller footprint are easier to manage on a cluttered desk for mouse movement.
  • •1000 Hz polling rate explicitly listed, which can offer more responsive input in fast-paced games.
  • •Larger 3750mAh battery means fewer interruptions for charging during long sessions.
OfficeRoyal Kludge RK89
  • •The innovative 89-key layout includes a number pad, saving space compared to a full-size board while retaining data-entry capability.
  • •ABS keycaps are standard, but the integrated numpad is a major productivity boost for spreadsheet and accounting work.
  • •Detachable frame allows for a floating key look preferred in some shared office environments.
ProgrammingTie
  • •Both boards offer hot-swappable switches, letting coders customize the feel to their preference.
  • •The RK84's 75% layout provides dedicated arrow and function row keys often valued in IDEs.
  • •The RK89's numpad can be used for quick numeric input or rebound to macros for workflow shortcuts.
TravelRoyal Kludge RK84
  • •The RK84 is significantly lighter at 803.5g compared to the RK89's 1000g, making it easier to pack.
  • •More than double the battery capacity (3750mAh vs 1850mAh) reduces the need to charge on the road.
  • •Smaller 75% layout fits more easily into bags and laptop cases.
ModdingRoyal Kludge RK84
  • •The RK84 includes sound dampening material from the factory, reducing the need for aftermarket mods.
  • •Comes with a hard shell case, useful for protecting an ongoing mod project.
  • •Both are hot-swappable, but the RK84's case construction (noted as plastic with sound dampening) provides a better starting point for acoustics.
Content CreationTie
  • •The RK89's numpad is useful for video timeline scrubbing and numeric data entry in editing suites.
  • •The RK84's smaller footprint leaves more desk space for a drawing tablet or audio interface.
  • •Both boards feature USB pass-through ports for connecting a mouse or usb drive conveniently.

Frequently Asked Questions (FAQ)

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