The Samsung Galaxy S21 Ultra is a high-end smartphone that was released in January 2021. It has a 6.8-inch AMOLED display with a 120Hz refresh rate, a Qualcomm Snapdragon 888 processor, up to 16GB of RAM, and up to 512GB of storage. It also has a quad-camera system on the back, consisting of a 108MP main sensor, a 12MP ultrawide sensor, a 10MP telephoto sensor, and a 10MP periscope telephoto sensor. The Galaxy S21 Ultra has a 5000mAh battery with support for 25W fast charging and 15W wireless charging.