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Compare NZXT H2 Flow vs Thermaltake CTE E550 TG Gravel Sand

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  3. NZXT H2 Flow 🆚 Thermaltake CTE E550 TG Gravel Sand
The main differences between NZXT H2 Flow and Thermaltake CTE E550 TG Gravel Sand are in Internal 2.5" Drive Bays, Internal 3.5" Drive Bays, Motherboard Compatibility and Front Panel I/O.
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NZXT H2 Flow SFF Mini-ITX Black Tempered Glass CI-H21FB-01
NZXT H2 Flow
Thermaltake CTE E550 TG Gravel Sand Mid Tower ATX 3 Tempered Glass Panels Hidden-Connector Motherboard Support Dual Chamber Design CA-1Z8-00MGWN-00
Thermaltake CTE E550 TG Gravel Sand
Prices
(Change region)
In Stock
Free shipping
$149.99
Out of Stock
$189.14
Prices
(Change region)
In Stock
$149.99
Last updated 14 minutes ago.
In Stock
$149.99
In Stock
Free shipping
$150.99
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Brand
NZXT
Brand
Thermaltake
Model
CI-H21FB-01
Model
CA-1Z8-00MGWN-00
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
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
ATX Mid Tower
Color
Black
Color
Orange
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
1
Internal 3.5" Drive Bays
0
Internal 3.5" Drive Bays
3
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
513 mm x 270 mm x 558.5 mm
Volume
21 L
Volume
77 L
Max VGA length allowance
331 mm
Max VGA length allowance
415 mm
Expansion Slots
3
Expansion Slots
7
Back Connect Support
No
Back Connect Support
Yes
-

Comparison and key differences summary

Reasons to buy the NZXT H2 Flow:

  • Newer Product, it was released around 18 months later
  • +1 internal 2.5" bays
  • Supports the following front panel USB ports: USB 3.2 Gen 2x2 Type C

Buy now

Reasons to buy the Thermaltake CTE E550 TG Gravel Sand:

  • Supports back-connect
  • +3 internal 3.5" bays
  • Additional VGA length allowance (+84.00mm)
  • +4 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 (+73% total case volume)

Buy now

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