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Samsung Galaxy S21 Ultra 5G
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Battery: Li-Ion 5000 mAh
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RAM: 12GB, 12GB, 16GB, 12GB, 16GB
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Storage: 128GB, 256GB, 256GB, 512GB, 512GB
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Display: Dynamic AMOLED 2X, 6.8 inches
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Camera: Rear 108 MP+10 MP+10 MP+12 MP, and Front 40 MP
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OS: Android 11, upgradable to Android 14, One UI 6
Full Specifications
Price
| Official | 119999 BDT 12GB/256GB Approx. |
General
| Model | Samsung Galaxy S21 Ultra 5G |
| Announced | 2021, January 14 |
| Released | 2021, January 29 |
| Status | Available |
Design
| 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) |
| SIM <strong>SIM</strong> (Subscriber Identity Module) is a small card that contains mobile network subscriber's account information. This allows the phone using the card to attach to a mobile network. The SIM card is most commonly associated with GSM and UMTS mobile networks. Moving a SIM card from one phone to another allows a subscriber to switch mobile phones without having to contact their mobile network carrier. SIM cards can also be used by a phone to store limited amounts of data, such as phone numbers and text messages. |
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 |
| Colors |
Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy |
Display Specification
| Display Type <strong>Display Technology => </strong> A number of display technologies and types used in mobile phones => TFT (Thin Film Transistor), IPS (In-Place Switching), OLED (Organic Light Emitting Diode), AMOLED (Active-Matrix Organic Light-Emitting Diode), Super AMOLED (an even advanced version of AMOLED), Resistive Touchscreen (Resistive touchscreens contain two layer of conductive material with a very small gap between them which acts as a resistance), Capacitive Touchsceen (Capacitive touchscreen technology consists of a layer of glass coated with a transparent conductor) | Dynamic AMOLED 2X |
| Size | 6.8 inches, 112.1 cm2 |
| Resolution | 1440 x 3200 pixels, 20:9 ratio |
| Refresh Rate | 120Hz |
| Pixel Density <strong>Pixel Density (PPI)</strong> is refers to the concentration of pixels on a particular display, measured in pixels per inch (ppi). Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size, higher pixel density better display quality. | 515 ppi density |
| Display Protection <strong>Display Protection => </strong> Gorilla Glass is a special alkali-aluminosilicate glass shield with exceptional damage resistance that helps protect mobile displays from scratches, drops, and bumps of everyday use, It is always better to go for a smartphone with Gorilla Glass for that added protection and peace of mind. | Corning Gorilla Glass Victus |
| Features |
HDR10+, 1500 nits (peak) 89.8% screen-to-body ratio Always-on display |
Platform
| Operating System <strong>OS => </strong> Every computer system run on a base software called Operating System (OS). Operating System controls all basic operations of the computer (such as smartphone, PDAs, tablet computers and other handheld devices). The Operating System allows the user to install and run third party applications (apps), apps are used to add new functionality to the device. | Android 11, upgradable to Android 14, One UI 6 |
| Chipset <strong>Chipset</strong> is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming. | Exynos 2100 (5 nm) - International; Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China |
| CPU <strong>CPU</strong> (Central Processing Unit) mostly known as processors, CPU processes instructions in order to carry out certain functions that make your device operate properly. Processors are often described as the brain of computers, smartphones and tablets, Smartphones and tablets rely on processors to carry out their every task, Processors are an incredibly important factor in selecting any type of computing device, including your smartphone. | Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International; Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China |
| GPU <strong>GPU</strong> (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion. | Mali-G78 MP14 - International; Adreno 660 - USA/China |
Main Camera
| Camera Setup | Quad |
| Resolution |
108 MP, f/1.8, 24mm (wide), 1/1.33&quot;, 0.8µm, PDAF, Laser AF, OIS 10 MP, f/2.4, 72mm (telephoto), 1/3.24&quot;, 1.22µm, dual pixel PDAF, OIS, 3x optical zoom 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24&quot;, 1.22µm, dual pixel PDAF, OIS, 10x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55&quot;, 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
| Camera Setup | Single |
| Resolution |
40 MP, f/2.2, 26mm (wide), 1/2.8&quot;, 0.7µm, PDAF |
| Video | 4K@30/60fps, 1080p@30fps |
| Features |
Dual video call, Auto-HDR |
Network & Connectivity
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G |
| Speed | HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL) |
| Wi-fi <strong>Wi-Fi</strong> is a popular wireless networking technology using radio waves to provide high-speed network connections that allows devices to communicate without cords or cables, Wi-Fi is increasingly becoming the preferred mode of internet connectivity all over the world. | Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct |
| Bluetooth <strong>Bluetooth</strong> is a wireless communications technology for exchanging data between mobile phones, headsets, computers and other network devices over short distances without wires, Bluetooth technology was primarily designed to support simple wireless networking of personal consumer devices. | 5.2, A2DP, LE |
| NFC <strong>NFC</strong> (Near field communication) is a set of standards for smartphones and similar devices to establish peer-to-peer radio communications with each other by touching them together or bringing them into proximity, usually no more than a few inches. | Yes |
| Positioning |
GPS, GLONASS, BDS, GALILEO |
| FM Radio | Yes |
| USB | USB Type-C 3.2, OTG |
| 2G Network |
GSM 850 / 900 / 1800 / 1900 - SIM 1 &amp; SIM 2 (Dual SIM model only) CDMA 800 / 1900 &amp; TD-SCDMA |
| 3G Network |
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO |
| 4G Network |
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G998U1 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-G998B |
| 5G Network |
2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G998U1 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G998B |
Battery
| Battery Type <strong>Battery Type => </strong> Cell phones run on various kinds of batteries depending on the manufacturer, phone size or shape and features. There are basically four types of cell phone batteries => Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium. | Li-Ion (Lithium Ion) |
| Capacity <strong>Battery Capacity</strong> is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions. | 5000 mAh |
| Removable | No |
| Charging |
25W wired, PD3.0 15W wireless (Qi/PMA) 4.5W reverse wireless |
| Wireless Charging <strong>Wireless Charging</strong> (Inductive Charging) uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy is sent through an inductive coupling to an electrical device, which can then use that energy to charge batteries or run the device. | Yes |
Multimedia
| Loudspeaker | Yes, with stereo speakers |
| Audio Jack | No |
| Audio Features |
32-bit/384kHz audio Tuned by AKG |
Storage
| Card Slot <strong>Memory Card Slot</strong> is a special slot for inserting a memory card. Memory cards allow you to expand the phone's built-in memory, A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices such as mobile phones, mp3 players, digital cameras. | No |
| Internal Storage <strong>Internal Storage</strong> is a data storage space (flash memory) mostly used in smartphones, tablets and other electronic devices where operating system, apps, music, photos, videos, files and other user data Is stored. |
128GB 12GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM UFS 3.1 |
Sensors
| Fingerprint | Yes (under display, ultrasonic) |
| Other Sensors | accelerometer, gyro, proximity, compass, barometer, Samsung DeX, Samsung Wireless DeX (desktop experience support), Ultra Wideband (UWB) support |
About the Samsung Galaxy S21 Ultra 5G
The Samsung Galaxy S21 Ultra 5G, launched in January 2021, is a premium flagship smartphone designed for power users, photographers, and tech enthusiasts. It boasts a stunning 6.8-inch Dynamic AMOLED 2X display with WQHD+ resolution and a 120Hz refresh rate, offering ultra-smooth visuals. Powered by either the Exynos 2100 (international) or Snapdragon 888 (USA), this device delivers top-tier performance for multitasking, gaming, and productivity. It features a versatile quad-camera setup with a massive 108MP main sensor and dual telephoto lenses, offering incredible zoom and detail.
The phone is also the first in the Galaxy S series to support S Pen (sold separately). With 5G connectivity, a 5000mAh battery, and premium build quality, the S21 Ultra is built for those who want the best Samsung has to offer.
Main Key Features
- Display: 6.8″ WQHD+ Dynamic AMOLED 2X, 120Hz, HDR10+
- Processor: Exynos 2100 (5nm) or Snapdragon 888 (5nm)
- RAM & Storage: 12GB/128GB, 12GB/256GB, or 16GB/512GB (no microSD slot)
- Rear Camera: Quad – 108MP (wide) + 12MP (ultrawide) + 10MP (3x telephoto) + 10MP (10x periscope)
- Front Camera: 40MP selfie camera
- Battery: 5000mAh with 25W wired, 15W wireless, and 4.5W reverse charging
- OS: Android 11 (upgradable to Android 14), One UI
- Other Features: 5G support, IP68 water resistance, Gorilla Glass Victus, S Pen support (optional)
Pros & Cons
Pros
- Stunning WQHD+ 120Hz AMOLED display
- Powerful performance with Exynos 2100 or Snapdragon 888
- Professional-grade camera system with up to 100x zoom
- S Pen support for added productivity (optional accessory)
- Premium design with Gorilla Glass Victus & IP68 rating
- Strong battery life with fast and wireless charging options
Cons
- No microSD card slot
- S Pen not included in the box
- Bulky and heavy due to large size and battery
- Expensive, even for flagship standards
- No charger included in the box
Opinion
The Samsung Galaxy S21 Ultra 5G is one of the best Android smartphones of its generation, offering top-tier specs, a brilliant display, and an unmatched camera setup. Ideal for professionals and enthusiasts, it’s a productivity and multimedia powerhouse — but it comes at a premium price.
See Another Model:
FAQs about Samsung Galaxy S21 Ultra 5G
Q: Does the S21 Ultra support 5G?
A: Yes, it fully supports 5G networks globally.
Q: Can I use an S Pen with this phone?
A: Yes, the S21 Ultra supports S Pen, but it’s sold separately and there’s no slot to store it in the phone.
Q: Does the phone have expandable storage?
A: No, there is no microSD card slot in the S21 Ultra.
Q: How good is the camera zoom?
A: The S21 Ultra supports up to 100x Space Zoom, with excellent results up to 10x.
Q: Is the phone waterproof?
A: Yes, it is rated IP68 for dust and water resistance.
Q: Does the S21 Ultra come with a charger?
A: No, Samsung no longer includes a charger in the box for this model.
