Samsung Galaxy Z Flip4 USA & EU Versions – Specs, Features & Colors

Specification Details
Model (USA) SM-F721U (Carrier locked), SM-F721U1 (Unlocked)
Model (EU) SM-F721B
Network Compatibility USA: 5G Sub-6 + mmWave
EU: 5G Sub-6 only
Processor (Chipset) Qualcomm Snapdragon 8+ Gen 1
Operating System Android 12 (One UI 4.1.1), upgradable to Android 14
Display (Main) 6.7” FHD+ Dynamic AMOLED 2X, 120Hz refresh rate
Cover Display 1.9” Super AMOLED
RAM 8GB
Storage Options 128GB / 256GB / 512GB (no microSD slot)
Rear Camera Dual: 12MP Main (f/1.8, OIS) + 12MP Ultra-Wide
Front Camera 10MP (f/2.4)
Battery 3,700 mAh, 25W wired charging, 15W wireless
Connectivity Bluetooth 5.2, Wi-Fi 6, NFC, USB-C
Water Resistance IPX8 (Water-resistant, no dust resistance)
Biometrics Side-mounted fingerprint sensor
Dimensions (Unfolded) 165.2 x 71.9 x 6.9 mm
Weight 187 g

Discover the Samsung Galaxy Z Flip4 (USA & EU versions): compact foldable smartphone with powerful Snapdragon 8+ Gen 1, AMOLED display, 8GB RAM, up to 512GB storage, and elegant colors. Compare models now!

Q1: What’s the difference between the US and EU versions of the Galaxy Z Flip4?
A: The US models (SM-F721U/U1) support mmWave 5G, while the EU model (SM-F721B) only supports Sub-6GHz 5G. Also, carrier compatibility may vary.

Q2: Does the Galaxy Z Flip4 support expandable storage?
A: No, it does not support microSD cards. Storage is fixed at 128GB, 256GB, or 512GB.

Q3: Is the Z Flip4 waterproof?
A: It has an IPX8 rating, meaning it’s water-resistant (up to 1.5 meters for 30 minutes), but not dustproof.

Q4: Can I use Flex Mode for all apps?
A: Flex Mode is optimized for select apps. Others may require activation in Labs settings under One UI.

Q5: What’s the charging speed of the Z Flip4?
A: It supports 25W wired fast charging and 15W wireless charging.

Q6: Is there a dual SIM version available?
A: Yes, the EU version (SM-F721B) typically supports Dual SIM (nano + eSIM), while the US version usually supports Single SIM (with eSIM capability).

Q7: Does the phone come with a charger in the box?
A: No, Samsung no longer includes a charger in the box for the Galaxy Z Flip4.

  • Compact Foldable Design – Pocket-sized when closed, full-screen experience when open.

  • Snapdragon 8+ Gen 1 – Fast and energy-efficient performance.

  • Multi-Window & Flex Mode – Split apps and hands-free video calls.

  • Premium Camera System – Capture high-quality photos even in Flex Mode.

  • Super AMOLED Displays – Vibrant color on both main and cover screen.

  • Durability – Armor Aluminum frame, Gorilla Glass Victus+, IPX8 water resistance.

  • 5G Connectivity – Fast data transfer with Sub-6 (and mmWave in USA models).

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