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- Samsung Galaxy S21 Ultra 5G
Samsung Galaxy S21 Ultra 5G
Specifications
Price in Bangladesh
| Official | 12GB 256GB ৳1,39,999 |
| Unofficial Unofficial prices and phones are available only non authorized shops. The device does not come with an official warranty in Bangladesh. | 12GB 256GB SD ৳1,00,000 8GB 256GB Exynos ৳98,000 |
General
| Device Type | Smartphone |
| Model | SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980 |
| Announced | January, 2025 |
| Released | January, 2025 |
| Status | Available |
Hardware & Software
| Operating System OS => 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 |
| OS Version | v11 |
| User Interface UI or user interface of a device is the look and feel of the on-screen menu system. How it works, its color scheme, how it responds to button presses, all of these things are part of the user interface. | One UI 3.1 |
| Chipset Chipset 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 (5 nm) - USA/China/Korea |
| CPU CPU (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 Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea |
| GPU GPU (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/Korea |
| RAM (Memory) RAM (Random Access Memory) is a type of computer memory that can be accessed randomly, any byte of memory can be accessed without touching the preceding bytes that allows information to be stored and accessed quickly from random locations. RAM is the most common type of memory found in computer systems, smartphones, tablets and other electronic devices. | 12 GB, 16 GB |
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) |
| Colors |
Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy |
| Build Material | Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame |
Display
| Display Type Display Technology => 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 (~89.8% screen-to-body ratio) |
| Resolution | 1440 x 3200 pixels, 20:9 ratio (~515 ppi density) |
| Brightness | 1500 nits |
| Refresh Rate | 120Hz |
| HDR 10 / HDR+ support |
Rear Camera
| Camera Setup | Quad |
| Main Camera | 108 MP |
| Specifications | f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video |
| Second Camera | 10 MP |
| Specifications | f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video |
| Third Camera | 10 MP |
| Specifications | f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video |
| Fourth Camera | 12 MP |
| Specifications | f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video |
| OIS | |
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS |
Front Camera
| Camera Setup | Single |
| Secondary |
40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF |
| Video | 4K@30/60fps, 1080p@30fps |
Battery
| Battery Type Battery Type => 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) |
| Placement | Non-removable |
| Capacity Battery Capacity 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 |
| Quick Charging | Fast charging 25W |
| Wireless Charging Wireless Charging (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. |
Fast Qi/PMA wireless charging 15W |
| USB Type-C | USB Power Delivery 3.0 |
Storage
| Storage Type | UFS 3.1 |
| Storage Capacity | 128 GB, 256 GB, 512 GB |
| USB OTG |
Network
| 2G Network |
GSM 850 / 900 / 1800 / 1900 |
| 3G Network |
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 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 |
| 5G Network |
2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G998U1 |
| SIM SIM (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. | Standard SIM |
Data
| GPRS GPRS (General Packet Radio Service) is a packet oriented mobile data service on the 2G and 3G cellular communication system's global system for mobile communications (GSM), Generally, GPRS is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection. | |
| EDGE EDGE (Enhanced Data GSM Environment) is a wireless network technology generally considered the next step in the 2G network offers data transfer rates up to four times faster than ordinary GSM networks, Generally, EDGE is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection. | |
| Speed | HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL) |
| Web Browser Web Browser => a web browser is a software application used to locate, retrieve and display content on the World Wide Web, including Web pages, images, video and other files, The primary function of a web browser is to render HTML, the code used to design or markup webpages. | HTML5 |
Messaging
| SMS SMS (Short Messaging Service) is a text messaging service component of phone, Web, or mobile communication systems. It uses standardized communications protocols to allow mobile phone devices to exchange short text messages over the networks. | Yes |
| MMS MMS (Multimedia Messaging Service) is a standard way to send messages that include multimedia content (audio clips, video clips and images) to and from mobile phones over wireless networks using the WAP protocol. | |
| Email Email (Electronic Mail) is a system for receiving, sending, and storing electronic messages, Similar to a letter, email is text messages that may contain files, images, or other attachments sent via the internet to a recipient by using applications and software prograps. An email address is required to receive email, and that address is unique to the user. | Yes |
| IM IM (Instant Messaging) is an exchange of text messages through a software application, it enable you to create a kind of private chat room with another individual in order to communicate in real time over the Internet. | Yes |
Connectivity
| Bluetooth Bluetooth 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 |
| Wi-fi Hotspot | |
| Infrared Infrared connectivity is an old wireless technology used to connect two electronic devices. It uses a beam of infrared light to transmit information and so requires direct line of sight and operates only at close range. | |
| USB | USB Type-C 3.2, OTG |
| GPS GPS The Global Positioning System is a satellite-based radio navigation system, GPS permits users to determine their position, velocity and the time 24 hours a day, in all weather, anywhere in the world, In order to locate your position, your device or GPS receiver must have a clear view of the sky. | GPS, GLONASS, BDS, GALILEO |
| NFC NFC (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. |
Media
| FM Radio | FM radio (Snapdragon model only; market/operator dependent) |
| Alert Types | Vibration, MP3, WAV ringtones |
| Loudspeaker | Yes, with stereo speakers |
| 3.5mm Jack | No |
Sensors & Security
| Fingerprint Sensor |
More
| Made By | Korea |
| SAR | 0.77 W/kg (head) 1.02 W/kg (body) |
| SAR EU | 0.71 W/kg (head) 1.58 W/kg (body) |
Performance Tests
| AnTuTu | 657150 (v8) |
| GeekBench | 3518 (v5.1) |
| GFXBench | 33fps (ES 3.1 onscreen) |
| Display | 1023 nits max brightness (measured) |
| Loudspeaker | -25.5 LUFS (Very good) |
| Battery (old) | Endurance rating 114h |
PROS
- Superb 108MP camera with versatile quad-lens setup
- Stunning AMOLED 2X 120Hz display
- Powerful flagship-grade performance
- Long-lasting 5000mAh battery
- Fast and reliable biometric authentication
- 5G ready with excellent connectivity options
CONS
- No microSD card support
- No 3.5mm headphone jack
- Fast charging capped at 25W, which is lower than some competitors
- Slightly bulky and heavy at 227g
Samsung Galaxy S21 Ultra 5G Price in Bangladesh
The Samsung Galaxy S21 Ultra 5G official price in Bangladesh starts at ৳139,999 for the 12GB RAM + 256GB storage variant. Unofficial variants are also available at lower price points depending on configuration and chipset.
As a flagship smartphone, the Galaxy S21 Ultra 5G delivers a top-tier experience with a stunning 6.8″ QHD+ 120Hz AMOLED display, a 108MP quad rear camera setup, powerful Exynos 2100/Snapdragon 888 chipsets, and a 5000mAh battery with fast charging and wireless support. This device is built for premium users who want cutting-edge performance, a professional-level camera, and a bold design wrapped in Gorilla Glass Victus and aluminum.
Whether you’re a tech enthusiast, mobile gamer, or a content creator, this device stands out as one of Samsung’s best-ever smartphones.
Price & Variants
| RAM & Storage | Price (BDT) | Status |
|---|---|---|
| 12GB + 256GB | ৳139,999 | Official |
| 12GB + 256GB SD | ৳100,000 | Unofficial |
| 8GB + 256GB Exynos | ৳98,000 | Unofficial |
Samsung Galaxy S21 Ultra 5G Specifications
The Samsung Galaxy S21 Ultra 5G is a flagship device that redefines premium smartphone performance and photography. Here’s a breakdown of its full specs:
| Feature | Details |
|---|---|
| Model Name | Samsung Galaxy S21 Ultra 5G |
| Release Date | January 29, 2021 |
| Market Availability | Available |
| Official Price | ৳139,999 (12GB + 256GB) |
| RAM & Storage | 8GB/12GB/16GB RAM with 128GB/256GB/512GB storage (UFS 3.1) |
Display and Design
The S21 Ultra 5G sports a 6.8-inch Dynamic AMOLED 2X display with a crisp 1440 x 3200 resolution, 120Hz refresh rate, and HDR10+ support. The screen peaks at 1500 nits brightness, making it perfect for outdoor use and immersive multimedia.
Design-wise, it boasts a premium build with Gorilla Glass Victus on both front and back, and an aluminum frame. Weighing around 227g, it has a solid, luxurious feel. It’s available in a variety of elegant colors including Phantom Black, Phantom Silver, and Phantom Titanium.
Performance and Processor
Powering the device is the Exynos 2100 (International) or Snapdragon 888 (USA/China/Korea)—both built on a 5nm process for superior energy efficiency and speed. The Octa-core CPU and Mali-G78 MP14 or Adreno 660 GPU deliver outstanding performance in gaming, multitasking, and day-to-day use.
You can choose from 8GB, 12GB, or 16GB of RAM with 128GB, 256GB, or 512GB UFS 3.1 storage. However, there is no microSD card slot, so choose your storage wisely.
Camera and Video
The camera system is where the S21 Ultra 5G shines:
- Quad Rear Cameras:
- 108MP (wide, OIS)
- 10MP (periscope telephoto, 10x optical zoom)
- 10MP (telephoto, 3x optical zoom)
- 12MP (ultrawide with Super Steady video)
You get industry-leading features like 8K video recording, HDR10+, gyro-EIS, and stereo sound.
- Front Camera:
- 40MP with PDAF and 4K video support
Whether it’s day or night, wide-angle or zoom, this camera setup handles it all—making it one of the best smartphone cameras on the market.
Battery and Charging
The S21 Ultra is backed by a large 5000mAh Li-Ion battery. It supports:
- 25W Fast Charging (wired)
- 15W Fast Wireless Charging
- USB Power Delivery 3.0
- Reverse wireless charging
With power-efficient internals and display, you can easily get over a day of heavy use.
Connectivity and 5G Support
Enjoy blazing-fast internet with full 5G support (SA/NSA/Sub6/mmWave), along with:
- Dual SIM support
- Wi-Fi 6E, Bluetooth 5.2
- USB Type-C 3.2 with OTG
- GPS (GLONASS, BDS, GALILEO)
- NFC support
This phone covers a wide range of network bands, ensuring global connectivity.
Additional Features
- Fingerprint Sensor: Ultrasonic under-display
- Face Unlock
- Stereo Speakers (Tuned by AKG)
- IP68 Water and Dust Resistance
- One UI 3.1 based on Android 11
- FM Radio (Snapdragon variant only)
Reason to Buy
- Exceptional 108MP quad-camera setup
- Brilliant 6.8″ QHD+ AMOLED 120Hz display
- Flagship-grade Exynos 2100/Snapdragon 888 performance
- Large 5000mAh battery with fast wired/wireless charging
- Premium build with Gorilla Glass Victus
- Future-proof with 5G and Wi-Fi 6E
Verdict
The Samsung Galaxy S21 Ultra 5G is an all-around powerhouse, ideal for users who want the best of everything—top-tier cameras, lightning-fast performance, a brilliant display, and long-lasting battery life. Whether you’re a mobile gamer, content creator, or professional, this device is designed to impress.
It’s a premium flagship that justifies its price with no-compromise features, making it one of the best smartphones available even in 2025.
FAQ
Q: Does the Galaxy S21 Ultra 5G support wireless charging?
Yes, it supports 15W wireless charging and reverse wireless charging.
Q: Is the storage expandable via microSD?
No, the Galaxy S21 Ultra does not support microSD card expansion.
Q: Does it have FM radio?
Only Snapdragon variants include FM radio, and even that is market-dependent.
Q: Is the Galaxy S21 Ultra waterproof?
Yes, it is IP68 rated for water and dust resistance.
Q: Can I shoot videos in 8K?
Absolutely. The rear camera can shoot up to 8K at 24fps.
Alternatives to Samsung Galaxy S21 Ultra 5G
If you’re considering other flagship options, here are some great alternatives:
- Samsung Galaxy S22 Ultra – Improved S Pen integration, updated chipset, newer design.
- Samsung Galaxy S23 Ultra – Snapdragon 8 Gen 2, better thermals and battery management.
- Apple iPhone 14 Pro Max – iOS ecosystem, ProMotion display, A16 Bionic performance.
- Google Pixel 7 Pro – Pure Android experience, superior computational photography.
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Disclaimer Note
We do not guarantee that the information of this page is 100% accurate and up to date.
