Cooler Master HAF II 500 vs Fractal Design Define Nano S Case Comparison

The main differences between Cooler Master HAF II 500 and Fractal Design Define Nano S are in Internal 2.5" Drive Bays, Internal 3.5" Drive Bays, Motherboard Compatibility and Front Panel I/O.

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Cooler Master HAF II 500	Fractal Design Define Nano S
Prices (Change region) In Stock $199.99 Last updated 52 minutes ago. In Stock $215.99	Prices (Change region) Out of Stock + $9.99 Shipping $74.99 Out of Stock Free shipping $89.90 - Buy now
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Brand Cooler Master	Brand Fractal Design
Model H500G2-KGNN-S00	Model FD-CA-DEF-NANO-S-BK
Release Date 📅 July 2026	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews ★★★★★ (13 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 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 0	Internal 2.5" Drive Bays 2
Internal 3.5" Drive Bays 3	Internal 3.5" Drive Bays 2
Motherboard Compatibility ATX, EATX, Micro ATX, Mini DTX, Mini ITX, SSI CEB	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
Dimensions 557 mm x 262 mm x 548 mm	Dimensions 203 mm x 330 mm x 400 mm
Volume 80 L	Volume 27 L
Max VGA length allowance 430 mm	Max VGA length allowance 315 mm
Expansion Slots 8	Expansion Slots 2
Back Connect Support No	Back Connect Support No

Comparison and key differences summary

Reasons to buy the Cooler Master HAF II 500:

+1 internal 3.5" bays
Additional VGA length allowance (+115.00mm)
+6 Expansion slots
Supports the following motherboard formats: ATX, EATX, Micro ATX, Mini DTX, SSI CEB
Supports the following front panel USB ports: USB 3.2 Gen 2x2 Type C
Hugely more space available (+66% total case volume)