NZXT H2 Flow vs Thermaltake TR100 Black Case Comparison

NZXT H2 Flow and Thermaltake TR100 Black are both cases with the same Internal 2.5" Drive Bays (2), Motherboard Compatibility (Mini ITX) and Volume (21 L). The main differences are in Front Panel I/O, Dimensions and Max VGA length allowance.

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NZXT H2 Flow	Thermaltake TR100 Black
Prices (Change region) In Stock Free shipping $149.99 Out of Stock $189.14	Prices (Change region) In Stock $129.99 Last updated 46 minutes ago. In Stock Free shipping $129.99 In Stock $129.99 In Stock Free shipping $189.95 Show 1 more offers
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Brand NZXT	Brand Thermaltake
Model CI-H21FB-01	Model CA-11A-00S1NN-00
Release Date 📅 February 2026	Release Date 📅 February 2025
* 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 Mini ITX Tower	Type Mini ITX Desktop
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 2	Internal 2.5" Drive Bays 2
Internal 3.5" Drive Bays 0	Internal 3.5" Drive Bays 0
Motherboard Compatibility Mini ITX	Motherboard Compatibility 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 3.2 Gen 1 Type A, USB 3.2 Gen 2 Type C
Dimensions 263 mm x 181 mm x 435 mm	Dimensions 391 mm x 179 mm x 294 mm
Volume 21 L	Volume 21 L
Max VGA length allowance 331 mm	Max VGA length allowance 360 mm
Expansion Slots 3	Expansion Slots 3
Back Connect Support No	Back Connect Support No