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Compare Redragon COVE K733 vs OTIIM K729 HE Differences Side by Side

This comparison is for users deciding between two very different Redragon products. The COVE K733 is a compact, tri-mode wireless numpad, while the OTIIM K729 HE is a full-featured, wired 80% gaming keyboard. The decision hinges on whether you need a supplementary device for a compact setup or a primary keyboard with competitive gaming features. Both offer gasket mounts and sound dampening, but their core purposes diverge significantly.

80
COVE K733 Mechanical Numpad Keyboard
62
OTIIM K729 HE Rapid Trigger Gaming Keyboard

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  • Has Linear switch options
  • Supports hot-swappable switches
  • Available in a Numpad layout
  • Includes a Yes display
  • Compatible with both Mac and Windows
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Weighs about 230 g
  • Sized at 98 x 165 x 38 mm
  • Offers Yes, Rgb RGB lighting
  • Has Magnetic switch options
  • Available in a 80% layout
  • Includes a No display
  • Utilizes Hall effect sensors
  • Enables rapid trigger functionality
  • Supports Wired, Wired only connectivity
  • Weighs about 880 g
  • Sized at 367 x 146 x 41 mm
  • Features PBT keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 83.2
  • Build Quality: 74.6
  • Productivity: 82.9
  • Customizability: 78.9
  • Portability: 88.3
Scores
  • Performance: 94.3
  • Build Quality: 58.9
  • Productivity: 63.7
  • Customizability: 50.1
  • Portability: 52.4
Name
Redragon COVE K733
Name
Redragon OTIIM K729 HE
Release year
2025
Release year
2025
Switch Options
Linear
Switch Options
Magnetic
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
Numpad
Layout Size
80%
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
Wired, Wired only
Polling Rate
8000 Hz
Polling Rate
8000 Hz
Battery capacity
-
Battery capacity
-
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
Plastic
Case Material
Plastic
Keycaps Material
-
Keycaps Material
PBT
Dimensions
98 x 165 x 38 mm
Dimensions
367 x 146 x 41 mm
Weight
230g
Weight
880g
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Pros and Trade-offs

Your primary need dictates the choice. If you require a full typing experience with cutting-edge gaming features like Rapid Trigger and Hall effect switches, the wired OTIIM K729 HE is the focused option. If you need a versatile, portable accessory to add numeric input and calculator functions to a minimalist desk, the wireless and hot-swappable COVE K733 is the practical companion. They are fundamentally different tools.

Redragon COVE K733

  • +Extremely portable at 230g with a compact 22-key footprint.
  • +Offers tri-mode connectivity: USB-C wired, Bluetooth, and 2.4GHz wireless.
  • +Hot-swappable PCB for easy switch customization.
  • +Includes a built-in calculator display with PC and Calculator modes.
  • +Features a five-layer noise dampening system with PO foam, IXPE foam, PET pad, and silicone.

  • Very limited key set; it is a numpad, not a full keyboard.
  • User reviews note the calculator mode uses non-standard operation precedence.
  • The screen and backlight can turn off during inactivity, potentially causing missed first keystrokes.

Redragon OTIIM K729 HE

  • +Equipped with Hall effect magnetic switches supporting Rapid Trigger with 0.1-3.4mm adjustable actuation.
  • +Includes PBT keycaps and south-facing RGB lighting.
  • +Features an 8000Hz polling rate and a PRCS Team Wipe Engine for gaming optimization.
  • +Comes with a control knob for media and backlight adjustment.
  • +Also utilizes a five-layer noise dampening system for improved acoustics.

  • Wired-only connectivity limits desk setup flexibility.
  • Not hot-swappable, restricting switch replacement options.
  • Heavier and larger (880g) as a full TKL keyboard, less portable.
  • Currently listed as sold out with no vendors in stock.

Which Keyboard Is Better for Your Needs?

The OTIIM K729 HE is the clear choice for dedicated gaming due to its Hall effect switches and Rapid Trigger. For office work, travel, content creation, and modding, the COVE K733's wireless versatility, portability, and hot-swap capability are stronger assets. Programming is a tie, as the decision depends on whether you need a full keyboard or a supplementary numpad for your existing compact setup.

GamingRedragon OTIIM K729 HE
  • The OTIIM K729 HE features Hall effect magnetic switches with adjustable actuation via Rapid Trigger technology.
  • It includes a PRCS Team Wipe Engine for anti-ghosting and is marketed for FPS titles like Valorant and CS:GO.
  • The 87-key TKL layout provides more dedicated gaming keys than the 22-key numpad.
OfficeRedragon COVE K733
  • The COVE K733 offers tri-mode connectivity (Bluetooth, 2.4GHz, wired) for flexible multi-device use.
  • Its built-in calculator display and dedicated PC/Calculator modes are designed for data entry and quick calculations.
  • The compact, 230g design is easy to move around a desk or between workspaces.
ProgrammingTie
  • The OTIIM K729 HE provides a full TKL layout with all necessary alphanumeric and modifier keys.
  • The COVE K733 can complement a compact main keyboard, providing a dedicated numpad for numerical input.
  • Both list Mac and Windows support, though the K729 HE specifically mentions dual-platform driver support.
TravelRedragon COVE K733
  • The COVE K733 weighs only 230g and measures 98 x 165 x 38 mm, making it highly portable.
  • Its wireless functionality removes the need for a constant cable connection on the go.
  • The integrated wrist rest is built-in, requiring no separate accessory to pack.
ModdingRedragon COVE K733
  • The COVE K733 is confirmed as hot-swappable, compatible with 99.8% of switches according to Redragon.
  • The OTIIM K729 HE vendor description explicitly states it is not hot-swappable.
  • The K733's five-layer noise dampening suite (PO foam, IXPE foam, PET pad, socket foam, silicone pad) offers a modding-friendly acoustic base.
Content CreationRedragon COVE K733
  • The COVE K733's control knob and calculator functions can streamline numerical editing and timeline scrubbing.
  • Wireless operation and small footprint free up desk space for other peripherals like drawing tablets.
  • It can function independently alongside a primary keyboard used for shortcuts.

Frequently Asked Questions (FAQ)


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