The Samsung Galaxy S21 ultra features a 6.8-inch Quad HD+ display with a resolution of 1440 x 3200 pixels. The screen supports HDR10+ and a refresh rate of up to 120Hz. It is indeed protected by Corning Gorilla glass Victus and includes a small punch-hole cutout for the front camera. The front-facing camera is a 40-megapixel sensor.
This model is powered by the Exynos 2100 chipset, which has an octa-core CPU with a maximum clock speed of 2.9 GHz. The GPU is a Mali-G78 MP14. Memory configurations include 12GB or 16GB of RAM, paired with internal storage options of 128GB, 256GB, or 512GB.
The rear camera setup consists of four sensors. The primary camera is a 108-megapixel sensor. It is accompanied by a 10-megapixel periscope telephoto lens, a 10-megapixel telephoto lens, and a 12-megapixel ultrawide lens. The system also includes a laser autofocus sensor to assist with focusing.
Powering the device is a 5000mAh battery. It supports 25W wired fast charging and 15W wireless charging. additional features include an under-display fingerprint scanner and support for both single and dual 5G SIM configurations. The device runs on Android with Samsung’s One UI skin.
The detailed specifications of the Galaxy S21 Ultra Exynos model are summarized in the table below.
Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G |
2G Network Bands |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) - CDMA 800 / 1900 & TD-SCDMA |
3G Network Bands |
HSDPA 850 / 900 / 1900 / 2100 - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - CDMA2000 1xEV-DO |
4G Network Bands | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) |
5G Network Bands | 5G band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 28(700), 40(2300), 77(3700), 78(3500); SA/NSA/Sub6 - For the Galaxy S20 Plus 5G model only |
Speed | HSPA 42.2/5.76 Mbps, LTE-A (7CA) Cat20 2000/200 Mbps; 5G (5+ Gbps DL) |
Also Known As |
- - |
Dimensions | 165.1 x 75.6 x 8.9 mm |
Weight | 227 grams |
Build |
Glass front (Gorilla Glass Vectus) - Plastic back - Aluminum frame - Samsung Pay (Visa, MasterCard certified) - IP68 dust/water resistant (up to 1.5m for 30 mins) - Stylus support |
SIM Type | Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM, dual stand-by) |
Display Type | Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak) |
Size | 6.7 inches, 107.8 cm2 (~88.3% screen-to-body ratio) |
Resolution | 1080 x 2400 pixels, 20:9 ratio (~394 ppi density) |
Operating System | Android 11, One UI 3.1 |
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 |
RAM + ROM | 12/16 GB |
Card Slot | No |
Camera Type | Quadruple Lenses |
Camera Sensor(s) |
Main: 108 MP (2nd gen), f/1.8, 26mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS + periscope telephoto: 10 MP, f/4.9, 240mm, 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom + Telephoto: 10 MP, f/2.4, 70mm, 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom + Ultrawide: 12 MP, f/2.2, 13mm, 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video |
Camera Features |
Autofocus Face detection LED Flash Panorama HDR |
Video Resolution | 8K@30fps, 4K@30/60fps, 1080p@30/60/120fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS |
Camera Type | Single Lens |
Camera Sensor(s) | 40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm |
Camera Features |
Dual video call FaceID Face beautification Auto-HDR |
Video Resolution | 4K@30/60fps, 1080p@30fps |
Loudspeaker | Yes |
Speaker Location | Placed at the basement |
Audio Jack Type | No |
Bluetooth | Bluetooth 5.2, A2DP, LE |
NFC | |
GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS |
FM Radio | No |
Battery Capacity | Non-removable Li-Po 4800 mAh battery |
Wireless Charging | Yes, Fast Qi/PMA wireless charging 15W |
Talk Time Talk Time is the longest time that a single battery charge will last when you are constantly talking on the phone under perfect conditions, Ambient temperature and highly dependent on the cellular network environment such as the distance to the closest cell network tower. | Up to 29 hours |
Stand-by | Up to 670 hours |
Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass |
Box Contents | Charging Brick / USB cable |
Note: Specifications may not be 100% accurate.