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Compare NZXT H2 Flow vs Cougar MX330-X

NZXT H2 Flow and Cougar MX330-X are both cases with the same Internal 2.5" Drive Bays (2). The main differences are in External 5.25" Drive Bays, Internal 3.5" Drive Bays, Motherboard Compatibility and Front Panel I/O.

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NZXT H2 Flow

Cougar MX330-X

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Brand

NZXT

Brand

COUGAR

Model

CI-H21FB-01

Model

MX330-X
385NC10.00

Release Date

📅 February 2026

Release Date

-

* First availability for purchase, it may not correspond to the actual market launch date.

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Compatible PC parts

Motherboards ► Graphics Cards ► Power Supplies ► CPU Coolers ►

Compatible PC parts

Motherboards ► Graphics Cards ► Power Supplies ► CPU Coolers ►

Type

Mini ITX Tower

Type

ATX Mid Tower

Color

Black

Color

Black

Includes Power Supply

No

Includes Power Supply

No

External 5.25" Drive Bays

0

External 5.25" Drive Bays

1

External 3.5" Drive Bays

0

External 3.5" Drive Bays

0

Internal 2.5" Drive Bays

2

Internal 2.5" Drive Bays

2

Internal 3.5" Drive Bays

0

Internal 3.5" Drive Bays

2

Motherboard Compatibility

Mini ITX

Motherboard Compatibility

ATX, Micro ATX, Mini ITX

Front Panel I/O

USB 3.2 Gen 1 Type A, USB 3.2 Gen 2x2 Type C

Front Panel I/O

USB 2.0 Type A, USB 3.2 Gen 1 Type A

Dimensions

263 mm x 181 mm x 435 mm

Dimensions

427 mm x 195 mm x 473 mm

Volume

21 L

Volume

39 L

Max VGA length allowance

331 mm

Max VGA length allowance

350 mm

Expansion Slots

3

Expansion Slots

7

Back Connect Support

No

Back Connect Support

No

-

Options (3)

	MX330 Window $39.99
	MX330-G Window $54.99
	MX330-G AIR Window $59.99

Comparison and key differences summary

Reasons to buy the NZXT H2 Flow:

Supports the following front panel USB ports: USB 3.2 Gen 2x2 Type C

Reasons to buy the Cougar MX330-X:

19% cheaper, you can save $29.03
+1 external 5.25" bays
+2 internal 3.5" bays
Additional VGA length allowance (+19.00mm)
+4 Expansion slots
Supports the following motherboard formats: ATX, Micro ATX
Supports the following front panel USB ports: USB 2.0 Type A
Much more space available (+47% total case volume)

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