Compare Redragon COVE K733 vs OTIIM K729 Differences Side by Side

This comparison is for users deciding between a specialized accessory and a primary keyboard. The Redragon COVE K733 is a 22-key wireless numpad with a built-in calculator, designed to complement compact setups. The Redragon OTIIM K729 is an 80% TKL wired keyboard with a full set of alphanumeric keys. The decision hinges on whether you need a supplementary number pad or a complete, space-saving main keyboard.

Model
	80	72	Select a keyboard to compare
Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Has Linear switch options Available in a Numpad layout Includes a Yes display Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity Runs at a 8000 Hz polling rate Weighs about 230 g Sized at 98 x 165 x 38 mm Offers Yes, Rgb RGB lighting	Available in a 80% layout Includes a No display Features N-key rollover Supports Wired, Wired only connectivity Runs at a 1000 Hz polling rate Weighs about 880 g Sized at 41 x 367 x 146 mm Features PBT keycaps Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Score	Scores Performance: 83.3 Build Quality: 74.6 Productivity: 82.9 Customizability: 79.1 Portability: 88.3	Scores Performance: 79.2 Build Quality: 64.1 Productivity: 84.3 Customizability: 68.4 Portability: 57.8
Name	Name Redragon COVE K733	Name Redragon OTIIM K729
Release year	Release year 2025	Release year 2025
Switch Options	Switch Options Linear	Switch Options -
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size Numpad	Layout Size 80%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Normal
Knob Support	Knob Support	Knob Support
Display Support	Display Support	Display Support
Mac/Win Support	Mac/Win Support	Mac/Win Support
Multi-Media Keys	Multi-Media Keys	Multi-Media Keys
USB-C	USB-C	USB-C
USB passthrough	USB passthrough	USB passthrough
Connection	Connection Bluetooth, 2.4 GHz, Wired, Wireless	Connection Wired, Wired only
Polling Rate	Polling Rate 8000 Hz	Polling Rate 1000 Hz
Battery capacity	Battery capacity -	Battery capacity -
Hall Effect Support	Hall Effect Support	Hall Effect Support
QMK Support	QMK Support	QMK Support
VIA Support	VIA Support	VIA Support
VIAL Support	VIAL Support	VIAL Support
N-Key Rollover	N-Key Rollover	N-Key Rollover
Rapid Trigger	Rapid Trigger	Rapid Trigger
Mount Style	Mount Style Gasket Mount	Mount Style Gasket Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb	Backlight Rgb, South-face
Case Colors	Case Colors	Case Colors
Case Material	Case Material Plastic	Case Material Plastic
Keycaps Material	Keycaps Material -	Keycaps Material PBT
Dimensions	Dimensions 98 x 165 x 38 mm	Dimensions 41 x 367 x 146 mm
Weight	Weight 230g	Weight 880g

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Pros and Trade-offs

Your choice depends entirely on your existing setup. The Redragon COVE K733 is a specialized, highly portable wireless numpad ideal for users with a compact main keyboard who frequently need a number pad or calculator. The Redragon OTIIM K729 is a capable wired TKL keyboard that serves as a complete, space-saving daily driver. Consider the K733 as an add-on and the K729 as your primary board.

Redragon COVE K733

+Extremely portable at 230g with a compact 22-key footprint.
+Offers tri-mode connectivity: USB-C wired, Bluetooth, and 2.4 GHz wireless.
+Features a built-in calculator display and dedicated calculator mode.
+Includes a five-layer noise dampening system with multiple foam types and silicone pads.
+High 8000 Hz polling rate for responsive input.

−Only a 22-key numpad, not a standalone typing keyboard.
−Vendor reviews note the calculator may use non-standard operation precedence.
−Lacks the included spare switches and keycap puller found with the K729.

Redragon OTIIM K729

+Complete 80% TKL (87-key) layout for a full typing experience in a compact form.
+Includes mix-color PBT keycaps for better durability.
+Comes with a keycap & switch puller and four spare switches.
+Features south-facing RGB lighting for better keycap compatibility.
+Wired design eliminates concerns over battery life or wireless latency.

−Wired-only connectivity limits placement and adds cable clutter.
−Significantly heavier at 880g, making it less portable.
−Lower 1000 Hz polling rate compared to the K733's 8000 Hz.

Which Keyboard Is Better for Your Needs?

The COVE K733 excels in portable and supplementary roles, winning for travel and offering unique advantages for gaming due to its high polling rate and wireless design. The OTIIM K729 is the clear choice as a primary keyboard for programming and content creation, thanks to its complete TKL layout. For office use, both have merits depending on whether a numpad or a compact main board is more valuable.

GamingRedragon COVE K733

•The COVE K733 offers an 8000 Hz polling rate for lower latency.
•Its tri-mode wireless connectivity provides cable-free desk space.
•The 22-key layout can be mapped for macros without interfering with a primary gaming keyboard.

OfficeTie

•The K733's calculator mode and screen are useful for data entry.
•The K729's 80% TKL layout saves desk space while retaining essential keys.
•Both feature sound dampening foam for a quieter office environment.

ProgrammingRedragon OTIIM K729

•The OTIIM K729 provides a complete 87-key layout necessary for coding.
•It includes PBT keycaps, which are more durable for frequent use.
•Its wired connection ensures reliability without battery concerns.

TravelRedragon COVE K733

•The COVE K733 weighs only 230g, making it highly portable.
•Its compact 22-key size is easy to pack.
•Bluetooth and 2.4 GHz wireless modes allow use without cables.

ModdingRedragon COVE K733

•The COVE K733 listing emphasizes a '99.8%+ switches compatible' hot-swap socket.
•It features a five-layer noise dampening system with PO foam, IXPE foam, a PET sound pad, and silicone.
•Its simpler 22-key design may be easier for first-time modders.

Content CreationRedragon OTIIM K729

•The OTIIM K729's full TKL layout is better for keyboard shortcuts.
•Its included control knob can manage media playback and volume.
•South-facing RGB lighting, as stated by the manufacturer, is compatible with more keycap profiles.