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Head to head · Prices checked Nov 14, 2026

Sirius Ursa Major V2 vs Redragon K708 Pro

Get the Redragon K708 Pro for the 4,000 mAh battery.

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Quick verdict

Which one should you get?

Get the

Sirius Ursa Major V2

Get the

Redragon K708 Pro

Battery

Build quality in the top 15% of 75% boards under $50.

Rules this board out

  • No numpad.

What actually differs

The differences that matter

Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.

Sirius Ursa Major V2

Redragon K708 Pro

  • Connection

    Bluetooth, Wired

    Bluetooth, 2.4 GHz, Wired

    Wireless for several devices and wired for lower latency

  • Battery

    2,400 mAh

    4,000 mAh

    A larger battery means fewer cables during the day

  • Ergonomics

    Split

    Standard

  • Display

    None

    TFT

    A case display rather than a typing feature

  • Weight

    1,400 g

    860 g

    Heavier boards stay planted and lighter ones travel

KeebFinder scores

How we score
  • Sirius Ursa Major V2
  • Redragon K708 Pro
Performance
68
82
Build quality
82
80
Productivity
98
89
Customizability
91
83
Portability
90
83

What they share

  • Hot-swappable
  • Max polling rate: 1,000 Hz
  • Case material: Aluminum
  • Knob
  • Sound dampening
See every spec side by side

Full specs

Sirius Ursa Major V2 vs Redragon K708 Pro specs

Every tracked spec, side by side. Rows marked with a dot differ between the boards.

11 of 27 specs differ

Sirius Ursa Major V2

Redragon K708 Pro

Typing & switches

Switch options

—
Linear

Hot-swappable

Yes
Yes

Mount style

—
Gasket Mount

Sound dampening

Yes
Yes

Screw-in stabilizers

Yes
No

Layout

Layout size

—
75%

Layout standard

ANSI
ANSI

Ergonomics

Split
Standard

Knob

Yes
Yes

Display

None
TFT

Media keys

No
Yes

Connectivity & battery

Connection

Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired

Max polling rate

1,000 Hz
1,000 Hz

Battery

2,400 mAh
4,000 mAhBetter

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

FR4
—

Keycaps

—
PBT, PC

Weight

1,400 g
860 g

Dimensions

14 x 36 x 4 mm
43 x 335 x 140 mm

Typing angle

5°
—

Backlight

None
RGB

Firmware & software

QMK

Yes
No

VIA

Yes
No

N-key rollover

Yes
Yes

Mac & Windows

Yes
Yes

Extras

Released

2025
2025

Where to buy

Compare prices

Live prices from the stores we track, cheapest in-stock offer first.

Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.

Lowest price across stores, Amazon excluded.

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