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Samsung Galaxy S21 Ultra 5G vs Samsung Galaxy A51 5G Comparison

General

Samsung Galaxy S21 Ultra 5G Samsung Galaxy A51 5G
Release date:
Jan 2021 Apr 2020
OS:
Android 11 Android (10), Samsung One UI
Dimensions:
165.1 x 75.6 x 8.9mm 6.26 x 2.90 x 0.34 inches
Weight:
227g 6.60 oz
Colors:
Phantom Black, Phantom Silver

Display

Samsung Galaxy S21 Ultra 5G Samsung Galaxy A51 5G
Scren size:
6.8 inch 6.5"
Touchscreen type:
Infinity-O Display Super AMOLED display
Resolution:
3200 x 1440 pixel 2340x1080 pixel
Pixels per inch (PPI):
515 ppi

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Camera

Samsung Galaxy S21 Ultra 5G Samsung Galaxy A51 5G
Rear camera:
12MP Ultra Wide Camera + 108MP Wide-angle Camera + 3 10MP Telephoto Camera + 4 10MP Telephoto Camera 48 MP
Front camera:
40 MP 32 MP

Hardware

Samsung Galaxy S21 Ultra 5G Samsung Galaxy A51 5G
Processor:
Octa-core, 2200 MHz, ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm
RAM:
12 GB/ 16 GB 6GB
Internal storage:
Up to 512 GB 128GB, available to use: 105.5 GB
Expandable storage type:
MicroSD (Up to 1TB)

Battery

12 GB/ 16 GB 6GB
Capacity:
5000 mAh 4,500 mAh
Talk time:
Up to 23 hours

Connectivity

12 GB/ 16 GB 6GB
Wi-Fi standards supported:
802.11 a/b/g/n/ac/ax 802.11 a/b/g/n/ac 2.4G+5GHz, VHT80
Bluetooth standards supported:
v 5.2 5.0
GPS:
GPS, Galileo, Glonass, BeiDou GPS,Glonass,Galileo
USB:
USB type-C USB 2.0

Audio

12 GB/ 16 GB 6GB
Headphone:
3.5mm Stereo
Supported audio codecs:
MP3, M4A, 3GA, AAC, OGG, OGA, WAV, AMR, AWB, FLAC, MID, MIDI, XMF, MXMF, IMY, RTTTL, RTX, OTA, APE, DSF, DFF MP3,M4A,3GA,AAC,OGG,OGA,WAV,WMA,AMR,AWB,FLAC,MID,MIDI,XMF,MXMF,IMY,RTTTL,RTX,OTA

Video

12 GB/ 16 GB 6GB
Supported video codecs:
MP4, M4V, 3GP, 3G2, AVI, FLV, MKV, WEBM MP4,M4V,3GP,3G2,WMV,ASF,AVI,FLV,MKV,WEBM

Sensors

12 GB/ 16 GB 6GB
  • Ultrasonic Fingerprint sensor
  • Accelerometer
  • Barometer
  • Gyro sensor
  • Geomagnetic sensor
  • Hall sensor
  • Proximity sensor
  • Ambient Light sensor
  • Accelerometer
  • Fingerprint Sensor
  • Gyro Sensor
  • Geomagnetic Sensor
  • Hall Sensor
  • Light Sensor
  • Virtual Proximity Sensing

Samsung Galaxy S21 Ultra 5G comparison

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