The Samsung Galaxy S21 Ultra is the epitome of flagship technology, offering a premium experience in every aspect:

Display:

• 6.8-inch Quad HD+ Dynamic AMOLED 2X
• 120Hz adaptive refresh rate
• HDR10+ support
• 3200 x 1440 resolution
• 1500 nits peak brightness

Processor:

• Chipset:
  • Exynos 2100 (5nm) – Global
  • Snapdragon 888 (5nm) – USA/China
• Octa-core CPU:
  • 1 x 2.9 GHz Cortex-X1
  • 3 x 2.80 GHz Cortex-A78
  • 4 x 2.2 GHz Cortex-A55
• GPU: Mali-G78 MP14 (Exynos) / Adreno 660 (Snapdragon)

RAM:

• 12GB or 16GB

Internal Storage:

• 128GB, 256GB, or 512GB
• Non-expandable (no microSD slot)

Operating System:

• Android 11, upgradable to Android 13
• One UI 5

Cameras:

• Rear Cameras:
  • 108 MP wide (f/1.8, OIS)
  • 12 MP ultra-wide (f/2.2, 120° field of view)
  • 10 MP telephoto (f/2.4, 3x hybrid zoom, OIS)
  • 10 MP periscope telephoto (f/4.9, 10x optical zoom, OIS)
• Front Camera:
  • 40 MP (f/2.2)

Battery:

• 5000 mAh
• 25W wired charging (USB-C)
• 15W wireless charging
• 4.5W reverse wireless charging

Connectivity:

• 5G support
• Wi-Fi 6E
• Bluetooth 5.2
• USB Type-C 3.2
• NFC

Build and Durability:

• Gorilla Glass Victus on the front
• Glass back with aluminum frame
• IP68 water and dust resistance

Audio:

• Stereo speakers with Dolby Atmos
• No 3.5mm headphone jack

Security:

• Ultrasonic in-display fingerprint sensor
• Face recognition

Dimensions:

• 165.1 x 75.6 x 8.9 mm
• Weight: 228g

Colors:

• Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown

Additional Features:

• Samsung DeX support
• Samsung Knox for enhanced security
• Wireless PowerShare for charging accessories