Samsung Galaxy S21
The S21 and S21+ offer 8 GB of RAM with 128 GB and 256 GB options for internal storage. The S21 Ultra has 12 GB of RAM with 128 GB and 256 GB options as well as a 16 GB option with 512 GB of internal storage. The S21 FE offers 6 GB and 8 GB of RAM with 128 GB and 256 GB options for internal storage. All four models lack a microSD card slot, which was present on the S20 series.