Samsung Galaxy S21 Ultra Specifications
| LAUNCH | Announced | 2021, January 14 |
| Status | Available. Released 2021, January 29 | |
| BODY | Dimensions | 165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in) |
| Weight | 227 g (Sub6), 229 g (mmWave) (8.01 oz) | |
| Build | Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame | |
| SIM | Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by) | |
| IP68 dust/water resistant (up to 1.5m for 30 min) | ||
| Stylus support | ||
| DISPLAY | Type | Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak) |
| Size | 6.8 inches, 112.1 cm2 (~89.8% screen-to-body ratio) | |
| Resolution | 1440 x 3200 pixels, 20:9 ratio (~515 ppi density) | |
| Protection | Corning Gorilla Glass Victus | |
| Always-on display | ||
| PLATFORM | OS | Android 11, upgradable to Android 13, One UI 5.1 |
| Chipset | Exynos 2100 (5 nm) – International | |
| Qualcomm SM8350 Snapdragon 888 5G (5 nm) – USA/China | ||
| CPU | Octa-core (1×2.9 GHz Cortex-X1 & 3×2.80 GHz Cortex-A78 & 4×2.2 GHz Cortex-A55) – International | |
| Octa-core (1×2.84 GHz Cortex-X1 & 3×2.42 GHz Cortex-A78 & 4×1.80 GHz Cortex-A55) – USA/China | ||
| GPU | Mali-G78 MP14 – International | |
| Adreno 660 – USA/China | ||
| MEMORY | Card slot | No |
| Internal | 128GB 12GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM | |
| UFS 3.1 | ||
| MAIN CAMERA | Quad | 108 MP, f/1.8, 24mm (wide), 1/1.33″, 0.8µm, PDAF, Laser AF, OIS |
| 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24″, 1.22µm, dual pixel PDAF, OIS, 10x optical zoom | ||
| 10 MP, f/2.4, 72mm (telephoto), 1/3.24″, 1.22µm, dual pixel PDAF, OIS, 3x optical zoom | ||
| 12 MP, f/2.2, 13mm (ultrawide), 1/2.55″, 1.4µm, dual pixel PDAF, Super Steady video | ||
| Features | LED flash, auto-HDR, panorama | |
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS | |
| SELFIE CAMERA | Single | 40 MP, f/2.2, 26mm (wide), 1/2.8″, 0.7µm, PDAF |
| Features | Dual video call, Auto-HDR | |
| Video | 4K@30/60fps, 1080p@30fps | |
| SOUND | Loudspeaker | Yes, with stereo speakers |
| 3.5mm jack | No | |
| 32-bit/384kHz audio | ||
| Tuned by AKG | ||
| COMMS | WLAN | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct |
| Bluetooth | 5.2, A2DP, LE | |
| Positioning | GPS, GLONASS, BDS, GALILEO | |
| NFC | Yes | |
| Radio | FM radio (Snapdragon model only; market/operator dependent) | |
| USB | USB Type-C 3.2, OTG | |
| FEATURES | Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer |
| Samsung DeX, Samsung Wireless DeX (desktop experience support) | ||
| Bixby natural language commands and dictation | ||
| Samsung Pay (Visa, MasterCard certified) | ||
| Ultra Wideband (UWB) support | ||
| BATTERY | Type | Li-Ion 5000 mAh, non-removable |
| Charging | 25W wired, PD3.0 | |
| 15W wireless (Qi/PMA) | ||
| 4.5W reverse wireless | ||
| MISC | Colors | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy |
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