| Samsung Galaxy S21 5G | Sony Xperia 5 II | |
| Specifications | ||
| Brand | Samsung | Sony | 
| Model | - | - | 
| Release Date | January 2021 | October 2020 | 
| Operating System | One UI (Android 11) | Android 10 | 
| Dimensions | ||
| Size | 151.7 x 71.2 x 7.9 mm 5.97 x 2.80 x 0.31 in  | 
                    
                    158.0 x 68.0 x 8.0 mm 6.22 x 2.68 x 0.31 in  | 
                    
                
| Weight | 169 g 5.96 oz  | 
                    
                    163 g 5.75 oz  | 
                    
                
| Screen | ||
| Size | 6.2 inches | 6.1 inches | 
| Resolution | 1,080 x 2,400 pixels | 1,080 x 2,520 pixels | 
| PPI | 421 | 449 | 
| Features | OLED, 120Hz | OLED, 120Hz | 
| Cameras | ||
| Rear | Triple camera 12 MP f/1.8 Wide 12 MP f/2.2 Ultra Wide 64 MP f/2.0 Telephoto  | 
                    
                    Triple camera 12 MP f/1.7 Wide 12 MP f/2.2 Ultra Wide 12 MP f/2.4 Telephoto  | 
                    
                
| Front | 10 MP f/2.2 Wide | 8 MP f/2.0 Wide | 
| Storage | ||
| Memory | 8 GB | 8 GB | 
| Fixed | 128 GB 256 GB  | 
                    
                    128 GB 256 GB  | 
                    
                
| Removable | - | microSDXC | 
| Processor | ||
| Chip | Samsung Exynos 2100 Octa-core processor 5 nm  | 
                    
                    Qualcomm Snapdragon 865 5G SM8250 Octa-core processor 7 nm  | 
                    
                
| CPU | 1x 2.90 GHz Cortex-X1 3x 2.80 GHz Cortex-A78 4x 2.20 GHz Cortex-A55  | 
                    
                    1x 2.84 GHz Kryo 585 Prime 3x 2.42 GHz Kryo 585 Gold 4x 1.80 GHz Kryo 585 Silver  | 
                    
                
| GPU | Mali-G78 MP14 | Adreno 650 | 
| Battery | ||
| Capacity | 4,000 mAh | 4,000 mAh | 
| Features | Fast charging 25W | Fast charging 21W | 
| Removable | ||
| Connectivity | ||
| 5G | ||
| NFC | ||
| 3.5 mm Audio Jack | ||
| Micro USB | ||
| USB Type-C | ||
| Lightning | ||