Samsung Galaxy S21 Ultra

Specification

Brand	Samsung
Model	Galaxy S21 Ultra
Official Price	12GB 256GB ৳1,39,999
Unofficial Price	12GB 256GB SD ৳1,00,000 8GB 256GB Exynos ৳98,000

Launch

Announced	14 January 2021
Released	29 January 2021
BD Released	29 January 2021
Made by	South Korea

Body

Dimensions (HxWxT)	165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in)
Build Material	Glass front (Gorilla Glass Victus), glass back (Gorilla Glass), aluminum frame
Color	Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown
Weight	227 g (Sub6), 229 g (mmWave) (8.01 oz)
Others	Samsung Pay (Visa, MasterCard certified) IP68 dust/water resistant (up to 1.5m for 30 mins) Stylus support

Display

Size	6.8 inches, 112.1 cm2 (~89.8% screen-to-body ratio)
Type	Dynamic AMOLED 2X capacitive touchscreen, 16M colors
Bezel-Less Display	Yes with punch-hole display
Resolution	1440×3200 px (QHD+)
Pixel Density	515 ppi
Aspect Ratio	20:9
Multitouch	Yes
Screen & Body Ratio	89.44 % screen & body ratio
Protection	Corning Gorilla Glass, Glass Victus
Features	Always-on display 120Hz, HDR10+, 1500 nits (peak)

Network

GPRS	Available
EDGE	Available
SIM	Dual SIM, GSM+GSM SIM1: Nano, SIM2: Nano
Technology	GSM / CDMA / HSPA / EVDO / LTE / 5G
2G Network	GSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2 (Dual SIM model only) CDMA 800 / 1900 & TD-SCDMA
3G Network	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO
4G Network	LTE
5G bands	SA/NSA/Sub6/mmWave
Speed	HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G

Performance

OS	Android 11, One UI 3.1
Chipset	Exynos 2100 (5 nm) – International Qualcomm SM8350 Snapdragon 888 (5 nm) – USA/China/Korea
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 Kryo 680 & 3×2.42 GHz Kryo 680 & 4×1.80 GHz Kryo 680 – USA/China/Korea
GPU	Mali-G78 MP14 – International Adreno 660 – USA/China/Korea

Memory

RAM	12/16 GB
ROM / Internal	128/256/512 GB UFS 3.1
External Card slot	No
USB OTG	Yes

Primary Camera

Camera	108 MP (2nd gen), f/1.8, 26mm (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, 70mm (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
Resolution & Sensor	12000 x 9000 Pixels
Features	Auto Flash, Face detection, Touch to focus, Slo-motion, Video HDR, Bokeh portrait video, Video Pro Mode
Video Recording	7680×4320, 3840×2160, 1920×1080, 1280×720
Video FPS	24 fps, 30 fps, 60 fps, 960 fps
Zoom	Digital zoom
Autofocus	Phase Detection autofocus, Laser autofocus
Flash	LED Flash
Shooting Modes	Continuous Shooting
Image Stabilization	Yes

Selfie Camera

Camera	40 MP, f/2.2, Wide Angle, Primary Camera
Resolution & Sensor	3840×2160, 1920×1080
Features	Dual video call, Auto-HDR
Video	4K, 1080p (3840×2160, 1920×1080)
Video FPS	30/60fps
Autofocus	Phase Detection autofocus

Connectivity

Network	2G, 3G, 4G, 5G
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac/ax, dual-band, Wi-Fi Direct, hotspot
WLAN	Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 5GHz, MIMO
Bluetooth	v5.2
USB	Mass storage device, USB charging
Wi-fi Hotspot	Yes
NFC	Yes
Infrared port	❌No
FM Radio	Yes
Browser	HTML 5

Sensors

Fingerprint	On-screen
GPS	Yes with A-GPS, Glonass
Face Lock	Yes
Proximity Sensor	Yes
Light Sensor	Light sensor, Compass, Gyroscope
Accelerometer	Yes
Finger Sensor Type	Ultrasonic

Sound

Alert types	Vibration, MP3, WAV ringtones
Loudspeaker	Yes
Document Reader	Yes
Audio Jack	USB Type-C

Battery

Battery Type	Li-Ion (Lithium Ion)
Battery Capacity	5000 mAh battery
Wireless Charging	25W wireless
Charging Time	Up to 1 hour 28 minutes with 25W fast charging
Standby Time	Up to 2-3 days
Talk-Time	Up to 37 hours
Internet Browsing	Up to 11-13 hours
Video Playback	Up to 17-19 hours

More

Extra Features

108 MP camera, ultra-wide & dual telephoto, 100x Space Zoom, 8K video, 6.8″ QHD+ AMOLED, 120 Hz, S Pen support, 5G, 5000 mAh battery, fast & wireless charging, Wireless PowerShare, in-display fingerprint, Face unlock, Snapdragon 888 / Exynos 2100, up to 16 GB RAM, 512 GB storage, IP68, Samsung DeX, Wi-Fi 6E, Bluetooth 5.2, Samsung Knox

More

Ultra Wideband (UWB) support, Director’s View video mode, Nightography for low-light photos, Single Take AI camera shots, Super Steady video, Object Eraser in Gallery, Samsung Health integration, Wireless DeX, Smart Widgets, Link to Windows, Samsung Smart Switch, AR Doodle, 8K Single Take, Adaptive Battery optimization, Game Booster, Edge Panel shortcuts, Dolby Atmos sound, HDR10+ streaming, Bixby Routines, Quick Share, Samsung Pay, Knox Vault security

Samsung Galaxy S21 Ultra Review

Body

Samsung Galaxy S21 Ultra has an amazing body; it has a glass front and glass back. S25 Ultra dimensions are (6.5 x 2.98 x 0.35 in) This phone comes in five beautiful, or we can say eye-catching colours, like Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy and Phantom Brown. Samsung Galaxy S21 Ultra is a lightweight smartphone (227 grams).

Display

Now let’s talk about the display of Samsung Galaxy S21 Ultra. This phone comes with a 6.8 inches, 112.1 cm2 (~89.8% screen-to-body ratio) that supports 16M colours. S21 Ultra has a punch-hole display. This smartphone has a resolution of 1440 x 3200 pixels. This phone also has a multitouch feature.

Oparating System And Performance

The Samsung Galaxy S21 Ultra runs on Android 11, with support for up to 4 major Android upgrades, and features One UI 3.1 S21 Ultra comes with a Qualcomm SM8350 Snapdragon 888 (5 nm), which we can say is the best chipset. When we move to the GPU section, we find Adreno 660 as the graphic processing unit. Overall, we can say it’s a high-end performance phone packed with premium features—ideal for gaming, daily tasks, and everything in between.

Storage And Ram

The Samsung Galaxy S21 Ultra is available in a Multiple storage variant, offering 12/16 GB of RAM and 128/256/512 GB of internal storage. It doesn’t support expandable memory, because this smartphone already has a lot of space for apps, photos, and media.

Samsung Galaxy S21 Ultra Camera

Rear Camera

The Samsung Galaxy S21 Ultra features a quad-camera setup, consisting of a 180 MP wide-angle main sensor, 10 MP (telephoto), 10 MP (periscope telephoto), and 12 MP (ultra-wide) | LED flash, auto-HDR, panorama. It delivers high-resolution images up to 12000 x 9000 pixels and supports up to Digital zoom. The camera offers a variety of modes, including Auto Flash, Face detection, Touch to focus, Slo-motion, Video HDR, Bokeh portrait video, and Video Pro Mode enhancing the overall photography experience. For video recording, it supports 8K, 4K, and 1080p (7680×4320, 3840×2160, 1920×1080, 1280×720), making it suitable for both casual and creative video shooting. It also comes with autofocus, like Laser Autofocus, Multi-directional PD Autofocus, and Super Quad Pixel Autofocus. Samsung Galaxy S21 Ultra has Shooting Modes such as Continuous Shooting and High Dynamic Range mode (HDR).

Front Camera

The Samsung Galaxy S21 Ultra is equipped with a 40 MP wide-angle front camera featuring a resolution of 3840×2160, 1920×1080 pixels. It supports digital zoom and offers useful features like Dual video call, Auto-HDR, and is housed in a sleek punch-hole design. The front camera is capable of recording videos in 4K, 1080p (3840 x 2160, 1920 x 1080) at 30/60 frames per second, making it ideal for selfies and video calls.

Connectivity and Sensors

The Samsung Galaxy S21 Ultra comes with Wi-Fi 802.11 a/b/g/n/ac/ax, dual-band, Wi-Fi Direct, hotspot and Bluetooth v5.2. This phone features a USB Type-C 3.2, OTG port. While it does not support an infrared (IR) port, it support include an FM radio. It comes with Wi-Fi Hotspot support.

The Samsung Galaxy S21 Ultra features a beautiful on-screen fingerprint sensor for convenient and secure unlocking. It also comes equipped with a including accelerometer, gyroscope, magnetometer, barometer, Hall sensor, proximity, and RGB light sensors, as well as an ultrasonic in-screen fingerprint scanner. For navigation, it supports multiple global positioning systems such as GPS, A-GPS, GLONASS ensuring precise and reliable location tracking.

Samsung Galaxy S21 Ultra Battery

The Samsung Galaxy S21 Ultra is powered by a 5000 mAh non-removable Li-Ion battery, ensuring long-lasting performance. The Samsung Galaxy S21 Ultra does not include a charger in the box. It supports a 25W charger, capable of fully charging the device in approximately 1 hour 28 minutes. On a full charge, you can enjoy up to 37 hours of talk time, 11-13 hours of internet browsing, or 17-19 hours of video playback. With its impressive battery life, the Samsung Galaxy S21 Ultra stands out as a power-packed, user-friendly smartphone with long-lasting battery performance.

Review Summary

The Samsung Galaxy S21 Ultra is a premium flagship known for its elegant design and powerful performance. With a glass front and back and a weight of 227 grams, it feels solid yet comfortable in hand. It comes in attractive colors like Phantom Black, Silver, Titanium, Navy, and Brown, giving users stylish choices.

The phone features a stunning 6.8-inch display with 1440 x 3200 resolution, delivering sharp, vibrant visuals. Its punch-hole design and multitouch support add to the modern experience. Powered by the Snapdragon 888 chipset with Adreno 660 GPU, the S21 Ultra handles gaming, multitasking, and heavy tasks smoothly.

Its quad-camera setup, led by a massive 180 MP primary sensor, offers excellent photography with multiple modes and 8K video recording. The 40 MP front camera ensures high-quality selfies and video calls.

With a 5000 mAh battery, 25W charging, and strong connectivity features, the S21 Ultra stands out as a reliable, high-performance smartphone perfect for power users.