Mechboards Hyper7 R4 vs Sirius Ursa Major V2: Giant vs Split

Compare Mechboards Hyper7 R4 vs Sirius Ursa Major V2 Differences Side by Side

This comparison is for buyers deciding between two high-end, niche mechanical keyboards with radically different philosophies. The Mechboards Hyper7 R4 is a massive, 173% wired keyboard built like a tank, while the Sirius Ursa Major V2 is a portable, wireless split keyboard. The decision is difficult because both offer hot-swap PCBs, premium materials, and deep customization, but serve completely opposite use cases.

Model
Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)
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Main differences	Has Tactile, Linear, Clicky switch options Offers Normal ergonomics Uses a PCB Mount mounting style Supports Wired, Wired only connectivity Weighs about 5150 g Sized at 20 x 220 x 596 mm Made with a Steel case Features PBT, ABS keycaps	Available in a Other layout Offers Split ergonomics Comes with a knob Compatible with both Mac and Windows Supports QMK firmware Supports VIA configuration Has built-in sound dampening Supports Bluetooth, Wired, Wireless connectivity Runs at a 1000 Hz polling rate Equipped with a 2400 mAh battery Weighs about 1400 g Sized at 14 x 36 x 4 mm Made with a Aluminum case
Score	Scores Performance: 71.2 Build Quality: 61.7 Productivity: 70.9 Customizability: 63.7 Portability: 46.5	Scores Performance: 66.7 Build Quality: 81.7 Productivity: 97.1 Customizability: 91.6 Portability: 90.3
Name	Name Mechboards Hyper7 R4	Name Sirius Ursa Major V2
Release year	Release year 2025	Release year 2025
Switch Options	Switch Options Tactile, Linear, Clicky	Switch Options -
Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size Unknown	Layout Size Other
Layout Standard	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Split
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 Wired, Wired only	Connection Bluetooth, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate 1000 Hz
Battery capacity	Battery capacity -	Battery capacity 2400 mAh
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 PCB Mount	Mount Style -
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight	Backlight
Case Colors	Case Colors	Case Colors
Case Material	Case Material Steel	Case Material Aluminum
Keycaps Material	Keycaps Material PBT, ABS	Keycaps Material -
Dimensions	Dimensions 20 x 220 x 596 mm	Dimensions 14 x 36 x 4 mm
Weight	Weight 5150g	Weight 1400g

[In Stock] Ursa Major V2 Wireless Aluminum Ultimate Keyboard

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0.0 stars (0 reviews)

Has Tactile, Linear, Clicky switch options
Offers Normal ergonomics
Uses a PCB Mount mounting style
Supports Wired, Wired only connectivity
Weighs about 5150 g
Sized at 20 x 220 x 596 mm
Made with a Steel case
Features PBT, ABS keycaps

Available in a Other layout
Offers Split ergonomics
Comes with a knob
Compatible with both Mac and Windows
Supports QMK firmware
Supports VIA configuration
Has built-in sound dampening
Supports Bluetooth, Wired, Wireless connectivity
Runs at a 1000 Hz polling rate
Equipped with a 2400 mAh battery
Weighs about 1400 g
Sized at 14 x 36 x 4 mm
Made with a Aluminum case

Scores

Performance: 71.2
Build Quality: 61.7
Productivity: 70.9
Customizability: 63.7
Portability: 46.5

Scores

Performance: 66.7
Build Quality: 81.7
Productivity: 97.1
Customizability: 91.6
Portability: 90.3

Name

Mechboards Hyper7 R4

Name

Sirius Ursa Major V2

Release year

2025

Release year

2025

Switch Options

Tactile, Linear, Clicky

Switch Options

Profile

Normal Profile

Profile

Normal Profile

Hot Swappable

Layout Size

Unknown

Layout Size

Other

Layout Standard

ANSI

Layout Standard

ANSI

Layout Ergonomics

Normal

Layout Ergonomics

Split

Knob Support

Display Support

Mac/Win Support

Multi-Media Keys

USB-C

USB passthrough

Connection

Wired, Wired only

Connection

Bluetooth, Wired, Wireless

Polling Rate

1000 Hz

Battery capacity

2400 mAh

Hall Effect Support

QMK Support

VIA Support

VIAL Support

N-Key Rollover

Rapid Trigger

Mount Style

PCB Mount

Mount Style

Screw in Stabilizers

Sound Dampening

Backlight

Case Colors

Case Material

Steel

Case Material

Aluminum

Keycaps Material

PBT, ABS

Keycaps Material

Dimensions

20 x 220 x 596 mm

Dimensions

14 x 36 x 4 mm

Weight

5150g

Weight

1400g

Pros and Trade-offs

Your primary need dictates the choice. If you require an immense number of keys for macros, gaming, or specialized work and the keyboard will live on one desk, the Mechboards Hyper7 R4 is a unique, statement piece. If you value ergonomics, wireless freedom, and a more portable, mod-friendly platform, the Sirius Ursa Major V2 is the superior and more versatile daily driver.

Mechboards Hyper7 R4

+Unmatched 173% layout with 179-213 keys for extensive macros and dedicated functions.
+Extremely durable all-stainless steel case construction.
+Includes a carrying case with a handle and shoulder straps for transport.
+Available in pre-assembled, kit, or barebones configurations.
+VIA-compatible QMK firmware for easy web-based customization.

−Extremely heavy at 5.15kg and large at 596mm long, not portable.
−Wired-only connectivity limits placement and desk cleanliness.
−Long lead times, with vendor estimates for shipping in Q2 2026.
−No wireless or battery option available.

Sirius Ursa Major V2

+Ergonomic 75% split layout designed for comfortable typing.
+Dual-mode wireless connectivity with Bluetooth and wired USB-C.
+Includes sound dampening foam, a programmable scroll wheel, and knob support.
+Officially supports QMK and VIA firmware for deep programmability.
+Lighter weight (1.4kg) and more compact than the Hyper7 R4.

−Sold as a barebones kit, requiring separate purchase of switches and keycaps.
−Bluetooth polling rate is listed at 125Hz, which may not be ideal for fast-paced gaming.
−Vendor refund policy is restrictive, especially for assembled keyboards and international returns.

Which Keyboard Is Better for Your Needs?

The Ursa Major V2 is the clear choice for ergonomic office work, travel, and modding due to its split wireless design and extensive firmware support. The Hyper7 R4 dominates for stationary use cases like gaming and programming where its unparalleled key count is a major asset. For content creation, both offer compelling but different advantages, making it a tie based on whether you prioritize a scroll wheel or sheer key volume.

GamingMechboards Hyper7 R4

•The Hyper7 R4's 173% layout provides an extreme number of keys for complex macro and keybind setups.
•Its wired-only connection offers a consistent connection without wireless latency concerns.
•The vendor description mentions VIA compatibility for easy macro programming directly in a web browser.

OfficeSirius Ursa Major V2

•The Ursa Major V2's split layout and 5° typing angle are designed for ergonomic, long-term typing.
•Wireless Bluetooth connectivity allows for a cleaner desk and easy connection to multiple devices.
•Its listed 2400mAh battery and estimated six-month battery life reduce charging hassle.

ProgrammingMechboards Hyper7 R4

•The Hyper7 R4's 179-213 keys provide ample space for dedicated macro layers and function keys without layer switching.
•VIA and QMK firmware support, as stated by the vendor, allow for deep key remapping and layer customization.
•The included DSA profile keycaps in some configurations are uniform, which can be preferred for consistent key feel across layers.

TravelSirius Ursa Major V2

•The Ursa Major V2 weighs 1.4kg, which is significantly lighter than the Hyper7 R4's 5.15kg.
•Its split design and smaller 75% layout footprint make it more portable.
•Wireless operation removes the need to manage a cable while on the go.

ModdingSirius Ursa Major V2

•The Ursa Major V2 explicitly lists QMK and VIA support, along with sound dampening foam and a hot-swappable PCB.
•It includes knob support and an FR4 plate, offering more initial modding avenues.
•The vendor listing confirms it is sold as a DIY kit/barebones, intended for builder customization.

Content CreationTie

•The Hyper7 R4's vast key count is excellent for assigning shortcuts to video editing or graphic design software.
•The Ursa Major V2 includes a programmable scroll wheel, which can be mapped to timeline scrubbing or brush size adjustment.
•Both support N-key rollover and hot-swappable switches, allowing for personalized typing feel.

Frequently Asked Questions (FAQ)