Zalman S5 Black vs NZXT H2 Flow Case Comparison

The main differences between Zalman S5 Black and NZXT H2 Flow are in Internal 2.5" Drive Bays, Internal 3.5" Drive Bays, Motherboard Compatibility and Front Panel I/O.

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Zalman S5 Black	NZXT H2 Flow
Prices (Change region) - Buy now	Prices (Change region) In Stock Free shipping $149.99 Out of Stock $189.14
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Brand Zalman	Brand NZXT
Model S5 Black	Model CI-H21FB-01
Release Date 📅 April 2020	Release Date 📅 February 2026
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Compatible PC parts Motherboards ► Graphics Cards ► Power Supplies ► CPU Coolers ►	Compatible PC parts Motherboards ► Graphics Cards ► Power Supplies ► CPU Coolers ►
Type ATX Mid Tower	Type Mini ITX Tower
Color Black	Color Black
Includes Power Supply No	Includes Power Supply No
External 5.25" Drive Bays 0	External 5.25" Drive Bays 0
External 3.5" Drive Bays 0	External 3.5" Drive Bays 0
Internal 2.5" Drive Bays 4	Internal 2.5" Drive Bays 2
Internal 3.5" Drive Bays 2	Internal 3.5" Drive Bays 0
Motherboard Compatibility ATX, Micro ATX, Mini ITX	Motherboard Compatibility Mini ITX
Front Panel I/O USB 2.0 Type A, USB 3.2 Gen 1 Type A	Front Panel I/O USB 3.2 Gen 1 Type A, USB 3.2 Gen 2x2 Type C
Dimensions 398 mm x 212 mm x 465 mm	Dimensions 263 mm x 181 mm x 435 mm
Volume 39 L	Volume 21 L
Max VGA length allowance 340 mm	Max VGA length allowance 331 mm
Expansion Slots 7	Expansion Slots 3
Back Connect Support No	Back Connect Support No