Samsung Galaxy S21
Physical specifications
| Dimensions | 151.7 x 71.2 x 7.9 mm |
| Weight | 169 g |
| IP rating (protection against dust and water) | IP68 Dust and water resistant (up to 1.5 m for 30 minutes) |
Screen and keys
| Screen type | Dynamic AMOLED 2X touch screen, HDR10+, 120 Hz, 16 million colours |
| Display size | 6.2 inches |
| Resolution | 1080 x 2400 pixels |
| Physical keypad | No |
Picture, video and sound
| Main camera | Triple 12 MP, f/1.8, 26mm (wide) + 64 MP, f/2.0, 29mm (telephoto) + 12 MP, f/2.2, 13mm, 120˚ (ultra wide) |
| Front camera | 10 MP, f/2.2, 26mm (wide) |
| Video recorder | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+ |
| Flash | Yes |
| Music player | Yes |
| FM radio | No |
| Speaker | Stereo |
SIM
| SIM type | Dual Nano SIM; eSIM |
Processor
| Chipset | Exynos 2100 (5 nm) |
| CPU | Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) |
| GPU | Mali-G78 MP14 |
Memory
| Storage | 128 GB/256 GB |
| RAM | 8 GB |
Ports
| 3.5 mm jack | No |
| USB | 3.2, USB-C |
Network
| 2G network | Yes |
| 3G network | Yes |
| 4G network | Yes |
| 5G network | Yes |
Connectivity
| Bluetooth | 5.0, A2DP, LE |
| Wi-Fi | 802.11 a/b/g/n/ac/ax, dual-band |
| WiFi 7 | No |
| NFC | Yes |
| GPS | Yes |
| 4G calling | Yes |
| Wi-Fi calling | Yes |
Sensors
| Accelerometer | Yes |
| Gyroscope | Yes |
| Compass | Yes |
| Barometer | Yes |
Battery
| Battery type | Non-removable Li-Ion 4000 mAh battery |
Operating system
| Operating system | Android 10.0 |
Tethering
| USB | Yes |
| Wi-Fi hotspot | Yes |
Security
| Fingerprint sensor | Yes |
| Face recognition | 2D face recognition |
| Iris scanner | No |
Artificial Intelligence (AI)
| GenAI | Yes |