| Brand: | Samsung |
| Model: | Galaxy S21 Ultra 5G |
| Type: | Smartphone |
| Release Date: | 2021, January 14 |
| Size: | 6.8 inches, 112.1 cm2 (~89.8% screen-to-body ratio) |
| Resolution: | 1440 x 3200 pixels, 20:9 ratio (~515 ppi density) |
| Technology: | Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak) |
| Protection: | Corning Gorilla Glass Victus |
| Main Features: | LED flash, auto-HDR, panorama |
| Main Video: | 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS |
| Selfie Specs: | 40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF |
| Selfie Features: | Dual video call, Auto-HDR |
| Selfie Video: | 4K@30/60fps, 1080p@30fps |
| Capacity: | Li-Ion 5000 mAh, non-removable |
| Type: | Li-Ion |
| Chipset: | Exynos 2100 (5 nm) - InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China |
| Ram: | 12GB |
| Storage: | 128GB |
| Expandable: | No |
| Os Version: | 4.1 |
| 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) |
| Wifi: | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth: | 5.2, A2DP, LE |
| Nfc: | Yes |
| Usb: | USB Type-C 3.2, USB On-The-Go |
| Headphone Jack: | No |
| Network: | GSM / CDMA / HSPA / EVDO / LTE / 5G |
| Sensors: | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer |
| Colors: | Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy |