Xiaomi Redmi 3X vs Samsung Galaxy S21 Ultra

Here you can compare Xiaomi Redmi 3X and Samsung Galaxy S21 Ultra. Comparing Xiaomi Redmi 3X vs Samsung Galaxy S21 Ultra on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Xiaomi Redmi 3X stands against Samsung Galaxy S21 Ultra and which one should you buy The current lowest price found for Xiaomi Redmi 3X is ₹8,999 and for Samsung Galaxy S21 Ultra is ₹1,05,999. The details of both of these products were last updated on Sep 18, 2023.

SpecificationXiaomi Redmi 3XSamsung Galaxy S21 Ultra
CPU1.1 GHz, Octa Core Processor2.9 GHz, Octa Core Processor
RAM2 GB12 GB
Battery4100 mAh5000 mAh, Li-Po Battery
Internal Memory32 GB256 GB
OSAndroid v5.1 (Lollipop)Android v10
Price₹8,999₹1,05,999
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Overview

Specs Score51 / 10093 / 100
Better Specs
Display Size5 in6.8 in
Bigger Display
Display Resolution720 x 1280 pixels1440 x 3200 pixels
Better Resolution
Screen To Body Ratio~ 89.8%
Less Bezels
RAM2 GB12 GB
More RAM
Storage32 GB256 GB
More Storage
CPU Clock Speed1.1 GHz2.9 GHz
Faster Clock Speed
Rear Camera13 MP108 MP Quad
Better Camera Resolution
Front Camera5 MP40 MP
Better Front Camera Resolution
Weight146 g
Lighter
227 g
Battery4100 mAh5000 mAh
Bigger Battery
Unique Features
No
No
No
3.5mm Audio Jack
FM Radio
No
No
Memory Card Support
No
No
Fingerprint Sensor
5G
Fast Charging
No
No
Water Resistant
NFC
No
Wireless Charging
Reverse Charging

General

Sim TypeDual Sim, GSM+GSMDual Sim, GSM+GSM
Dual SimYesYes
Sim SizeNano+Nano SIM
Device TypeSmartphone
Release DateJanuary 14, 2021

Design

Dimensions139.69 x 69.7 x 8.5 mm75.6 x 165.1 x 8.9 mm
Weight146 g227 g

Display

TypeColor Dynamic AMOLED 2X (16M Colors)
TouchYesYes
Size5 inches, 720 x 1280 pixels6.8 inches, 1440 x 3200 pixels, 120 Hz
Aspect Ratio16:920:9
PPI~ 294 PPI~ 515 PPI
Screen to Body Ratio~ 89.8%
Glass TypeCorning Gorilla Glass Victus
FeaturesAlways-on Display, HDR10+, Curved Display
NotchYes, Punch Hole

Memory

RAM2 GB12 GB
Storage32 GB256 GB
Storage TypeUFS 3.1
Card SlotYesNo

Connectivity

GPRSYes
EDGEYes
3GYesYes
4GYesYes
5GYes
VoLTEYes, Dual Stand-By
WifiYesYes, with wifi-hotspot
BluetoothYesYes, v5.2, A2DP, LE
USBYes, USB-C v3.2
USB FeaturesUSB on-the-go, USB Charging

Extra

GPSYesYes, with A-GPS, GLONASS, BDS, GALILEO
Fingerprint SensorYes, In Display
Face UnlockYes
SensorsAccelerometer, GyroscopeAccelerometer, Gyro, Proximity, Compass, Barometer
3.5mm Headphone JackYesNo
ExtraNFC
Water ResistanceYes, 1.5 m upto 30 min
IP RatingIP68
Dust ResistantYes

Camera

Rear Camera13 MP108 MP f/1.8
10 MP f/4.9 (Telephoto)
10 MP f/2.4 (Telephoto)
12 MP f/2.2 (Ultra Wide) with autofocus
FeaturesAuto-HDR, Panorama
Video Recording8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD
FlashYesYes, LED
Front Camera5 MPPunch Hole 40 MP f/2.2 (Wide Angle) with Autofocus
Front Video Recording4K @ 30/60 fps UHD, 1080p @ 30 fps FHD

Technical

OSAndroid v5.1 (Lollipop)Android v10
ChipsetQualcomm Snapdragon 430Samsung Exynos 2100
CPU1.1 GHz, Octa Core Processor2.9 GHz, Octa Core Processor
Core Details1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55
GPUMali-G78 MP14
IP RatingIP68
JavaYes, via 3rd partyNo
BrowserYes

Multimedia

EmailYes
MusicYes
VideoYes
FM RadioYesNo
Document ReaderYes

Battery

TypeRemovable BatteryNon-Removable Battery
Size4100 mAh5000 mAh, Li-Po Battery
Fast ChargingYes, 25W Fast Charging
Wireless ChargingYes, 15W
Reverse ChargingYes, 4.5W

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