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Samsung Galaxy S21 Ultra Vs Vivo X100 Ultra

Should you buy Samsung Galaxy S21 Ultra or Vivo X100 Ultra? Find out which mobile phone is best for you - compare the two models on the basis of price and key specs like performance, price, camera, display, ram, storage, battery capacity, ...Read More

Key Specs

Battery

5000 mAh 5500 mAh

Display

6.8 inches (17.27 cm) 6.78 inches (17.22 cm)

Front Camera

40 MP -

Processor

Samsung Exynos 2100 Qualcomm Snapdragon 8 Gen 3

RAM

12 GB 16 GB

Rear Camera

108 MP + 10 MP + 10 MP + 12 MP 50 MP + 50 MP + 50 MP + 200 MP

Battery

Capacity

5000 mAh 5500 mAh

Quick Charging

Yes, Fast, 25W Yes, Fast, 80W

Removable

No No

TalkTime

Up to 41 Hours(4G) -

Type

Li-ion -

USB Type-C

Yes -

Wireless Charging

Yes Yes

Camera

Camera Features

- Digital Zoom

Camera Setup

- Quad

Flash

- Yes, LED Flash

Resolution

- 50 MP, Primary Camera 50 MP, Ultra-Wide Angle Camera 50 MP , Telephoto Camera 200 MP

Sensor

- LYT 900, CMOS image sensor

Design

Build Material

Back: Gorilla Glass -

Colours

Phantom Silver, Phantom Black, Phantom Brown -

Height

165.1 mm -

Ruggedness

Dust proof -

Thickness

8.9 mm -

Waterproof

Yes, Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68 -

Weight

227 grams -

Width

75.6 mm -

Display

Aspect Ratio

20:9 -

Bezel-less display

Yes with punch-hole display Yes with punch-hole display

Brightness

1500 nits -

Display Type

Dynamic AMOLED 2x AMOLED

HDR 10 / HDR+ support

Yes, HDR 10+ -

Pixel Density

516 ppi 453 ppi

Refresh Rate

120 Hz -

Resolution

1440x3200 px (QHD+) -

Screen Protection

Corning Gorilla Glass, Glass Victus -

Screen Size

6.8 inches (17.27 cm) 6.78 inches (17.22 cm)

Screen to Body Ratio (calculated)

89.44 % -

Touch Screen

Yes, Capacitive Touchscreen, Multi-touch Yes, Capacitive Touchscreen, Multi-touch
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Front Camera

Autofocus

Yes, Phase Detection autofocus -

Camera Setup

Single -

Resolution

40 MP f/2.2, Wide Angle, Primary Camera(26 mm focal length, 2.8" sensor size, 0.7µm pixel size) -

Video Recording

3840x2160 @ 30 fps 1920x1080 @ 30 fps -

General

Brand

Samsung vivo

Custom UI

Samsung One UI -

Launch Date

January 27, 2021 (Official) May 13, 2024 (Expected)

Operating System

Android v11 Android v14

Main Camera

Autofocus

Yes, Phase Detection autofocus, Laser autofocus -

Camera Features

Digital Zoom Auto Flash Face detection Touch to focus -

Camera Setup

Quad -

Flash

Yes, LED Flash -

Image Resolution

12000 x 9000 Pixels -

OIS

Yes -

Resolution

108 MP f/1.8, Wide Angle, Primary Camera(26 mm focal length, 1.33" sensor size, 0.8µm pixel size)10 MP f/4.9, Periscope Camera(240 mm focal length, 3.24" sensor size, 1.22µm pixel size)10 MP f/2.4, Telephoto Camera(70 mm focal length, 3.24" sensor size, 1.22µm pixel size)12 MP f/2.2, Ultra-Wide Angle Camera(13 mm focal length, 2.55" sensor size, 1.4µm pixel size) -

Sensor

S5KHM3, ISOCELL Plus -

Settings

Exposure compensation, ISO control -

Shooting Modes

Continuous Shooting High Dynamic Range mode (HDR) -

Video Recording

7680x4320 @ 24 fps 3840x2160 @ 30 fps 1920x1080 @ 60 fps 1280x720 @ 960 fps -

Video Recording Features

Slo-motion Video HDR Bokeh portrait video Video Pro Mode -

Multimedia

Audio Jack

USB Type-C -

FM Radio

No -

Loudspeaker

Yes -

Stereo Speakers

Yes -

Network & Connectivity

Bluetooth

Yes, v5.2 -

GPS

Yes with A-GPS, Glonass -

NFC

Yes -

Network Support

5G Supported in India, 4G Supported in India, 3G, 2G 5G Supported in India, 4G Supported in India, 3G, 2G

SAR Value

Head: 0.77 W/kg, Body: 1.02 W/kg -

SIM 1

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28 / N66 TDD N38 / N40 / N41 / N77 / N78 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available 5G Bands: FDD N3 TDD N40 4G Bands: TD-LTE 2300(band 40) FD-LTE 1800(band 3) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available

SIM 2

4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available -

SIM Size

SIM1: Nano, SIM2: Nano -

SIM Slot(s)

Dual SIM, GSM+GSM Single SIM

USB Connectivity

Mass storage device, USB charging -

VoLTE

Yes Yes

Wi-Fi

Yes, Wi-Fi 6 (802.11 a/b/g/n/ac/ax) 5GHz, MIMO -

Wi-Fi Calling

Yes -

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot -

Performance

Architecture

64 bit -

CPU

Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55) -

Chipset

Samsung Exynos 2100 Qualcomm Snapdragon 8 Gen 3

Fabrication

5 nm -

Graphics

Mali-G78 MP14 -

RAM type

LPDDR5 -

Sensors

Fingerprint Sensor

Yes Yes

Fingerprint Sensor Position

On-screen On-screen

Fingerprint Sensor Type

Ultrasonic Ultrasonic

Other Sensors

Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope -

Storage

Expandable Memory

No -

Internal Memory

256 GB -

Storage Type

UFS 3.1 -

USB OTG

Yes -

User Available Storage

Up to 220 GB -
Scoring parameters
How is the score calculated?

This is a relative score calculated on the basis of the following specifications:

  • Performance
  • Battery
  • Camera
  • Storage
  • Display

Each mobiles has been benchmarked against ~31,000 other phones to calculate the score.

For personalized scores based on your preference, you can visit Mobile Recommender to check scores of the recommended Mobiles for you.

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