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Head to head · Prices checked Oct 21, 2026

Corsair K70 Max vs Sirius Ursa Major V2

Get the Corsair K70 Max for hall effect and the 8,000 Hz polling rate. Get the Sirius Ursa Major V2 for hot-swappable.

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.

Corsair K70 Max

Sirius Ursa Major V2

  • Hall effect (magnetic)

    Yes

    No

  • Connection

    Wired

    Bluetooth, Wired

  • Hot-swappable

    No

    Yes

  • Ergonomics

    Standard

    Split

  • Max polling rate

    8,000 Hz

    1,000 Hz

KeebFinder scores

How we score
  • Corsair K70 Max
  • Sirius Ursa Major V2
Performance
83
67
Build quality
52
82
Productivity
68
98
Customizability
52
91
Portability
42
90

What they share

  • Case material: Aluminum
  • Knob
  • Sound dampening
See every spec side by side

Full specs

Corsair K70 Max vs Sirius Ursa Major V2 specs

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

13 of 27 specs differ

Corsair K70 Max

Sirius Ursa Major V2

Typing & switches

Switch options

Magnetic
—

Hall effect (magnetic)

Yes
No

Hot-swappable

No
Yes

Mount style

Gasket Mount
—

Sound dampening

Yes
Yes

Screw-in stabilizers

No
Yes

Layout

Layout size

100%
—

Layout standard

ANSI
ANSI

Ergonomics

Standard
Split

Knob

Yes
Yes

Display

None
None

Connectivity & battery

Connection

Wired
Bluetooth, Wired

Max polling rate

8,000 HzBetter
1,000 Hz

Battery

Wired only
2,400 mAh

USB-C

Yes
Yes

Build & materials

Case material

Aluminum
Aluminum

Plate material

—
FR4

Keycaps

PBT
—

Weight

—
1,400 g

Dimensions

39 x 442 x 166 mm
14 x 36 x 4 mm

Typing angle

—
5°

Backlight

RGB, south-facing
None

Firmware & software

QMK

No
Yes

VIA

No
Yes

N-key rollover

No
Yes

Mac & Windows

No
Yes

Extras

Released

2023
2025

Where to buy

Compare prices

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

Lowest price across stores, Amazon excluded.

  • MechkeysCN

    In stock
    $359Visit
  • AmazonGlobal

    Check price
    ~$359Visit
  • VelocifireCN

    In stock
    $399Visit
  • AmazonGlobal

    Check price
    ~$399Visit

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.

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