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Compare NZXT H9 Flow White vs H3 Flow White

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  3. NZXT H9 Flow White 🆚 NZXT H3 Flow White
NZXT H9 Flow White and NZXT H3 Flow White are both cases with the same Front Panel I/O (USB 3.2 Gen 1 Type A, USB 3.2 Gen 2x2 Type C). The main differences are in Internal 2.5" Drive Bays, Internal 3.5" Drive Bays, Motherboard Compatibility and Dimensions.
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NZXT H9 Flow White Dual-Chamber ATX Mid-Tower Tempered Glass Front & Side Panels 360mm Radiator Support CM-H91FW-01
NZXT H9 Flow White
NZXT H3 Flow White Micro-ATX Includes 1x 120mm Rear Fan Back-Connect Motherboard CC-H31FW-01
NZXT H3 Flow White
Prices
(Change region)
Out of Stock
Free shipping
$99.66
Out of Stock
Free shipping
$128.99
Out of Stock
$147.49
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Prices
(Change region)
In Stock
$55.99
In Stock
+ $9.99 Shipping
$49.99
In Stock
Free shipping
$59.99
Show 2 more offers
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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
NZXT
Brand
NZXT
Model
CM-H91FW-01
Model
  • CC-H31FW-01
  • CC-H31FW-02
Release Date
-
Release Date
📅 May 2025
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
View Details ►
Price history
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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
ATX Mid Tower
Type
MicroATX Mid Tower
Color
White
Color
White
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
1
Internal 3.5" Drive Bays
2
Internal 3.5" Drive Bays
1
Motherboard Compatibility
ATX, Micro ATX, Mini ITX
Motherboard Compatibility
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 2x2 Type C
Dimensions
466 mm x 290 mm x 495 mm
Dimensions
389 mm x 225 mm x 400 mm
Volume
67 L
Volume
35 L
Max VGA length allowance
435 mm
Max VGA length allowance
317 mm
Max VGA length allowance (w/o HDD cage)
-
Max VGA length allowance (w/o HDD cage)
377 mm
Expansion Slots
7
Expansion Slots
4
Back Connect Support
No
Back Connect Support
Yes

Comparison and key differences summary

Reasons to buy the NZXT H9 Flow White:

  • +3 internal 2.5" bays
  • +1 internal 3.5" bays
  • Additional VGA length allowance (+118.00mm)
  • +3 Expansion slots
  • Supports the following motherboard formats: ATX
  • Much more space available (+48% total case volume)

Buy now

Reasons to buy the NZXT H3 Flow White:

  • 44% cheaper, you can save $43.67
  • Supports back-connect

Buy now

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