Samsung Galaxy S21 Ultra Review

Samsung launched the Premium S series smartphone Named Galaxy S20 Ultra. Galaxy S20 ultra was released in India on 20 FEB 2020. Samsung Galaxy S20 ultra is priced at 92,999 @ 128 GB Variant in India. 

It features Exynos chip from Samsung named Exynos 2100 which is made of 5nm LPP (Low Power Plus) FinFet process. This processor is divided into 3 parts; the first part features 4 x A55 low power cores which are clocked at 2.2GHz, second part features 3 x A78 high powered cores which are clocked at 2.80GHz and the third part is divided into 1 x Cortex X1 core which is clocked at 2.9GHz. It has a Mali-G78 MP14 for Graphic Intensive Tasks.

I will divide the review into pros & cons. let’s see quick specs of Samsung Galaxy S21 Ultra and Jump into the review.

Samsung Galaxy S21 Ultra Specs

  • 6.8” Full HD+ AMOLED 2x Display with 120Hz Refresh Rate & HDR 10+ Support and 1500 nits Brightness
  •  Qualcomm Snapdragon 888 or Exynos 2100 CPU
  • Adreno 650 & Mali-G78 MP14 GPU
  • 12 / 16GB LPDDR4 Ram
  • 128 / 256 / 512GB Internal Storage Storage, Expandable up to 512 GB Via Micro – SD Card.
  • Camera : 108 MP, f/1.8, 26mm, PDAF, Laser AF, OIS (Main) + 10 MP, f/4.9, 240mm (periscope telephoto), dual pixel PDAF, OIS, 10x optical zoom + 10 MP, f/2.4, 70mm (telephoto), dual pixel PDAF, OIS, 3x optical zoom + 12 MP, f/2.2, 13mm (ultrawide), dual pixel PDAF, Super Steady video
  • 40MP f/2.2 front camera
  • 5000 mAH battery with 25W fast charging & & 15W Wireless charging and 4.5W Reverse Wireless Charging
  • Android 11with one UI 3.1 on top
  • IP68 Water & Dust Resistance
  • In-Display fingerprint scanner / Volte / AKG Tuned Stereo Speakers
  • WiFi / Bluetooth 5.0 / USB – C


6.8” Quad HD AMOLED 2x Screen :

here in Display Department S21 Ultra Features an Excellent Quad HD AMOLED 2x panel screen with 515 pixels per inch, the colours are rich and awesome, viewing angles are perfect. there are No issues & problems with screen quality. It is Super bright to see in direct sunlight. It is HDR 10+ Certified So you can Play HDR content on the phone without any issues. The 120Hz Adaptive Refresh rate in Quad HD+ Resolution is super Smooth. It can Go From 10Hz to 120Hz.

Stereo Speakers and USB-C Port:

 in S21 Ultra Samsung Used their AkG tuned Stereo Speakers which were is very loud when compared to last year’s S10 Plus. these speakers are supported by Dolby Atmos Surround Sound technology (Dolby Digital, Dolby Digital Plus) which help to get clear sound output from the mobile speaker. here earpiece Also Acts as Speaker which gives a little sound to feel the stereo effect is working

Coming to Headphone jack and earphones, the no headphone jack but the USB-C Port was Equipped with 32-bit/384kHz and The Sound Quality was Superb. There are Headphones In Retail Package This Time.

Build Quality : 

 S21 Ultra is also Build with aluminium frame on side and front and back of the device is protected with Corning Gorilla Glass Victus & Corning Gorilla Glass 5. Because of Glass on the back, it is slippery to hold. No issues of creakiness with the build quality. well built and the bezels are shrunk down to place a 6.8″ AMOLED 2x screen.

In-Display fingerprint scanner: 

Galaxy S21 Ultra Features an In-Display mounted fingerprint sensor which is included into the screen. By looks, it is Small to see but, fast and very accurate to recognise the fingerprint of the user. This placement of this sensor is on the Bottom Center of the phone.

Face unlocking:

Galaxy S21 Ultra Uses the face unlock with its 40MP RGB Camera. the face unlocking is Quite fast and Secure. it works in the p[itch dark conditions with medium Amount of light from the AMOLED Panel.

Weight balance: 

S21 Ultra feels large & Heavy with 6.9” Screen and 5000mAh battery equipped. This S21 Ultra can be used by one hand. The weight balance is done very well on the device.

Battery life:

 My Galaxy S21 Ultra lasted a Full Working day with heavy usage and at the end of the day, I had 26% of charge left in the phone which is good for a 5000 mAH Battery The ideal drain of S20 Ultra is very low as S20+. the 25w Super fast charging makes a difference and charges the phone in 90min which is good. There is No 25W Fast Charger Available in Box

One UI 3 Operating System :

 One UI 3 Present on the S21 Ultra is very fast & so fluid, No lags were noticed. it comes with less bloatware majorly Samsung And Microsoft apps were included. There are some extra features like Dual Apps, Direct video calling feature, Always on Display make this UI special.


My Galaxy S21 Ultra managed to do day to day tasks very well. there are no issues and problems with the UI and there are no heating issues with Galaxy S21 Ultra.

Coming to Gaming, we played Asphalt 9 & COD at highest graphics setting without any lags & frame drops in the game. thanks to the processor for giving us a lag-free gaming experience.


S21 Ultra arrives in Market with 256GB & 512GB in Built Storage. Out of 128GB & 256GB, We get 241GB & 497GB Storage with Google Account Included.

Ram Management : 

Ram Management is done very well on this Galaxy S21 Ultra device. It features 12GB & 16GB Ram and I did not notice any lags with the device and there are no reloading of apps on this S21 Ultra. Multitasking experience is nice on S21 Ultra.

Call Quality :

 the Call quality on S21 Ultra is very good and there are no issues with cellular call quality. we have taken long calls in a day and the other party doesn’t complain. the earpiece is included in the top bezel & its very loud.


Coming to the Camera Department, S21 Ultra features a Quad Camera setup on the back of the device and a single camera on the front of the device. let’s divide the cameras and look at the performance of them

1. Main Camera: the 108MP main Camera is Awesome and features a Dual Aperture and can vary from F/1.8. the Low light & daylight pictures are very good and contain very good details like a natural photo. Night mode takes a long exposure shot and gives more details in the night like S21 Ultra. the steady shot also works well to take steady pictures. Exposure is in control with decent Dynamic range.

2. Ultra Wide Angle Camera: the 12MP ultra-wide-angle lens on S20 Ultra does a good job. it captures a much wider picture in 123˚ field of view with good details. exposure is control with decent dynamic range. There is also Macro Mode In Galaxy S21 Ultra Which takes Good Photos From Ultrawide Camera

10MP Periscope Telephoto camera & 10MP Telephoto Camera

the 10MP Telephoto Does a Fabulous job in capturing the zoom Images. We have 2 Telephoto Cameras for Different Uses. For 3x Optical Zoom the Normal Telephoto Camera Will Be Used and For 10x Optical Zoom the Periscope Camera will be Used. We do can zoom up to 10x In Optical Mode and up to 100x Hybrid Zoom. The quality, Details, Exposure levels make sense and capture good Raw images.

Video recording can be done up to 8k@24fps .the video footage has excellent Colours with great sharpness and decent dynamic range. Stabilization is good in 8k@24fps & 4k@120fps And 1080p FHD recording Due to Optical Image Stabilization. The video quality in the low night conditions is very good with good Sharpness and Decent Dynamic range. the Telephoto Camera Makes Difference in Video Recording with 3x Lossless Zoom. Eye Tracking works excellent in video department also.

Slow Motion video Recording is Awesome in 1080P@240 fps & Super Slow Mo at 720P@960 fps.

Selfie camera :

Galaxy S21 Ultra features a 40MP selfie camera with 80˚ field of view. it has a fixed aperture of F/2.2. the Picture quality is fantastic and captures pictures in a Wide view. AI beautification mode is available. Photos are well detailed and contain a decent dynamic range. 

This single-camera can be used to take portraits images from the front with the Help of Artificial Intelligence.


Here the Biggest Change in S-Pen is the Latency is down to 9ms From 42ms. There are Air Commands To Control Smartphone and Screen off Memo Feature to Write On the Lockscreen. You can Write Notes with This S-Pen In Notes App. There is Screen Write Feature to Write On The ScreenShots or Videos. The Screen Translate Feature is Used To Translate the Selected Word with S-Pen on Screen. The Live Message Feature is Present to Send a Cool Message to the Other side. The AR Doodle App Is Present to Draw Some Cool Things On Face. Finally there is Pen Up App to Express Your selves by the Fast Painting by using some Templates.


  • Excellent Quad HD Display with Adaptive 120Hz Refresh Rate, Super Bright upto 1000+ nits
  • Flawless performance with Exynos 2100
  • The Daylight Pictures are Good from Rear Camera
  • 4K @ 30fps & 8K @ 24fps videos are Mind Blowing.
  • Selfies From 40MP Camera are Awesome.
  • Excellent Build Quality with IP68 Rating
  • Awesome Stereo Speaker Clear Sound.
  • One UI 3 is Cool, No Bloatware & Lag free
  • S-Pen Support with all Features
  • Awesome battery life, 25W Fast Charging.
  • Faster In-Display fingerprint scanner.
  • 5G Connectivity, Wi-Fi 6E & Ultra-Wide Band for Galaxy Tag Uses


  • No Charger & Headphones In Box
  • Heavy & Very Slippery
  • In Night Time Image Processing is Average
  • Lack Of SD Card for Storage Expansion
  • Multiple Chipsets In Different Markets


Who can Get S21 Ultra: if you want a bigger screen with an Quad camera’s on the rear with 10x Zoom, 25W Fast charging, then you can go to S21 Ultra.

If you are using Samsung Galaxy S21 Ultra then Share your experiences with us in the comment section below and Stay tuned to MobiRadar for more Reviews like this.

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