Samsung Galaxy S21 (128GB)

• Display: 6.2-inch Dynamic AMOLED 2X, 2400 × 1080 (FHD+), 20:9 aspect ratio, up to 120 Hz refresh rate, HDR10+, ~421–424 ppi
• Screen Protection: Corning Gorilla Glass Victus
• Dimensions & Weight: 151.7 × 71.2 × 7.9 mm; ~169–171 g

Hardware & Memory

• Chipset:
  • International model: Exynos 2100 (5 nm), octa-core (1 × 2.9 GHz + 3 × 2.8 GHz + 4 × 2.2 GHz)
  • US/China model: Snapdragon 888, octa-core (up to 2.84 GHz)
• GPU: Mali-G78 MP14 (Exynos) or Adreno 660 (Snapdragon)
• RAM: 8 GB LPDDR5
• Internal Storage: 128 GB UFS 3.1
• Expandable Storage: Not supported (no microSD slot)

Cameras

• Rear Cameras:
  • 12 MP wide, f/1.8, Dual Pixel PDAF, OIS
  • 64 MP telephoto, f/2.0, OIS, 1.1× optical / 3× hybrid zoom
  • 12 MP ultra-wide, f/2.2, 120° field of view
• Rear Video: Up to 8K at 24 fps, 4K at 30/60 fps, 1080p up to 240 fps
• Front Camera: 10 MP, f/2.2, supports 4K at 30/60 fps

Battery & Charging

• Battery Capacity: 4000 mAh
• Wired Charging: Up to 25 W
• Wireless Charging: Supported
• Reverse Wireless Charging: Supported

Connectivity & Features

• Network: 5G, 4G LTE, 3G, 2G
• Wi-Fi: Wi-Fi 6 (802.11 a/b/g/n/ac/ax), dual-band
• Bluetooth: 5.0
• USB: USB Type-C (USB 3.2)
• NFC: Yes
• Water/Dust Resistance: IP68
• Sensors: Ultrasonic in-display fingerprint sensor, accelerometer, gyro, proximity sensor, compass, barometer, light sensor, hall sensor

Software

• Launch OS: Android 11 with One UI 3.1
• Upgradable: Yes