The Samsung Galaxy S21 5G is a compact flagship featuring a 6.2-inch Dynamic AMOLED 2X display (120Hz), Snapdragon 888 or Exynos 2100 chipset, 8GB RAM, and a 4,000mAh battery. It has a triple rear camera system (64MP + 12MP + 12MP) with 8K video recording, 5G connectivity, and runs Android 11 (upgradable).