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Compare NZXT H2 Flow vs Antec Flux PRO

NZXT H2 Flow and Antec Flux PRO are both cases with the same Internal 2.5" Drive Bays (2). The main differences are in Internal 3.5" Drive Bays, Motherboard Compatibility, Front Panel I/O and Dimensions.
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$174.99 ($179.99)
$5.00 off w/ promo code: BDW234, ends 6/7
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$179.99
Last updated 28 minutes ago.
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Brand
NZXT
Brand
Antec
Model
CI-H21FB-01
Model
  • 0-761345-10148-6
  • 0-761345-10154-7
Release Date
📅 February 2026
Release Date
📅 August 2024
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
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Price history
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Compatible PC parts
Compatible PC parts
Type
Mini ITX Tower
Type
ATX Full Tower
Color
Black
Color
Black/Brown
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
4
Motherboard Compatibility
Mini ITX
Motherboard Compatibility
ATX, EATX, 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 3.2 Gen 1 Type A, USB 3.2 Gen 2 Type C
Dimensions
263 mm x 181 mm x 435 mm
Dimensions
530 mm x 245 mm x 545 mm
Volume
21 L
Volume
71 L
Max VGA length allowance
331 mm
Max VGA length allowance
455 mm
Expansion Slots
3
Expansion Slots
8
Back Connect Support
No
Back Connect Support
No
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Comparison and key differences summary

Reasons to buy the NZXT H2 Flow:

  • 14% cheaper, you can save $25.00
  • Newer Product, it was released around 17 months later
  • Supports the following front panel USB ports: USB 3.2 Gen 2x2 Type C

Buy now

Reasons to buy the Antec Flux PRO:

  • +4 internal 3.5" bays
  • Additional VGA length allowance (+124.00mm)
  • +5 Expansion slots
  • Supports the following motherboard formats: ATX, EATX, Micro ATX
  • Supports the following front panel USB ports: USB 3.2 Gen 2 Type C
  • Hugely more space available (+71% total case volume)

Buy now

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