Samsung Galaxy S21
Manufacturer and model
| Manufacturer | Samsung |
| Model | Galaxy S21 5G Exynos |
| Year of production | 2021 |
Design/dimensions/housing/colors
| Height | 151.7 mm |
| Width | 71.2 mm |
| Thickness | 7.9 mm |
| Weight | 171 g |
| Available color | Phantom Grey |
| Housing material | Plastic Aluminum alloy |
| Certificate | IP68 |
Screen
| Diagonal | 6.2 inches |
| Type | Dynamic AMOLED 2X |
| Resolution | 1080 x 2400 pixels |
| Density (ppi) | 424 ppi |
| Percentage of frontal area | 86.2 % |
| Additional features | Capacitive Multi-touch Scratch resistant |
| Other | Corning Gorilla Glass Victus Infinity-O Display Always-On Display 120Hz refresh rate HDR10+ 1300 cd/m² peak brightness |
Processor
| Processor (CPU) | Samsung Exynos 2100 |
| Core type (CPU) | 1x 2.9 GHz, 3x 2.8 GHz, 4x 2.2 GHz |
| Number of cores (CPU) | 8 |
| Clock speed (CPU) | 2.9 GHz |
FRAME
| FRAME | 8GB |
| RAM type | LPDDR5 |
| Number of RAM channels | Two-channel |
| RAM frequency | 2750 MHz |
Internal memory
| Internal memory | 128GB |
| Other | UFS 3.1 |
Memory expansion
| MicroSD | That |
Front camera
| Photo resolution | 10 MP |
| Aperture | f/2.2 |
| Other | Phase detection with Dual Pixel Auto HDR |
Rear camera
| Photo resolution | 12 MP |
| LED flash | ICE |
| Aperture | f/1.8 |
| Video resolution | 7680 x 4320 pixels33.18 MP |
| Frame rate (fps) | 30 fps |
| Camera capabilities | Autofocus Continuous shooting Digital zoom Optical zoom Optical image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Fashion scenes Phase detection autofocus |
| Other | Phase detection with Dual Pixel Object tracking AF Dual OIS 2160p @ 60fps 1080p @ 240fps 720p @ 960fps HDR10+ video recording Secondary rear camera - 12 MP Sensor model - Sony IMX563 Sensor size - 1/2.55" Pixel size - 1.4 µm Angle of view - 120° Focal length (35 mm equivalent) - 13 mm Aperture size - f/2.2 Third rear camera - 64 MP Sensor size - 1/1.76" Pixel size - 0.8 µm Angle of view - 76° Focal length (35 mm equivalent) - 28 mm Aperture size - f/2.0 OIS 3x hybrid optical zoom |
Operating system
| Operating system | Android 14 |
| Interface | One UI 6.1 |
SIM cards
| SIM card type | Nano SIM / eSIM |
| Number of SIM cards | 2 |
| Other | eSIM |
Networks
| 2G GSM | GSM 850 MHz GSM 900 MHz GSM 1800 MHz GSM 1900 MHz |
| 3G UMTS | UMTS 850 MHz UMTS 900 MHz UMTS 1700 MHz UMTS 1900 MHz UMTS 2100 MHz |
| 4G LTE | LTE-FDD 700 MHz LTE-FDD 700 MHz LTE-FDD 700 MHz LTE-FDD 700 MHz LTE-FDD 800 MHz LTE-FDD 850 MHz LTE-FDD 900 MHz LTE-FDD 1700 MHz LTE-FDD 1800 MHz LTE-FDD 1900 MHz LTE-FDD 2100 MHz LTE-FDD 2600 MHz LTE-TDD 1900 MHz LTE-TDD 2000 MHz LTE-TDD 2300 MHz LTE-TDD 2500 MHz LTE-TDD 2600 MHz |
| 5G | 5G-FDD 700 MHz 5G-FDD 850 MHz 5G-FDD 900 MHz 5G-FDD 1800 MHz 5G-FDD 2100 MHz 5G-TDD 2300 MHz 5G-FDD 2600 MHz 5G-TDD 3500 MHz 5G-TDD 3700 MHz |
Battery
| Capacity | 4000 mAh |
| Battery type | Lithium Polymer |
| Charger | 5V / 5A |
| Additionally | Wireless charging Fast charging cannot be removed |
Connectivity
| Wi-Fi | 802.11a 802.11b 802.11g 802.11n 802.11n 5GHz 802.11ac Dual band Wi-Fi Hotspot Wi-Fi Direct Wi-Fi Display 802.11ax |
| Bluetooth | 5.2 |
| Bluetooth capabilities | A2DP AVRCP SEC HFP HID HSP LE MAP OPP PAN PBAP/PAB |
| GPS navigation | GPS A-GPS GLONASS BeiDou Galileo |
| USB | USB Type-C |
| USB version | 3.2 |
| USB functions | Charging Mass storage On-The-Go |
| Connectivity (other) | Computer sync OTA sync Tethering NFC ANT+ |
| Sensors | Proximity Light Accelerometer Compass Gyroscope Barometer Geomagnetic Fingerprint reader Hall |
| FM radio | That |
| Headphone jack | Not |
