X
4.2
₹ 63,999
OnePlus Nord CE 4 5G
OnePlus Nord CE 4 5G
From ₹ 24,999
Samsung Galaxy M55 5G
Samsung Galaxy M55 5G
From ₹ 26,999
HomeCompare Mobile › Samsung Galaxy S21 Ultra vs Xiaomi Redmi Note 9 5G

Samsung Galaxy S21 Ultra vs Xiaomi Redmi Note 9 5G

X
4.2
₹ 63,999
OnePlus Nord CE 4 5G
OnePlus Nord CE 4 5G
From ₹ 24,999
Samsung Galaxy M55 5G
Samsung Galaxy M55 5G
From ₹ 26,999
Hide OVERVIEW
EXPERT SCORE
8.6
Performance
Samsung Exynos 2100
12 GB RAM
MSP SCORE
8.3
MediaTek Dimensity 800 MT6873V
6 GB RAM
Display
6.8 inches
Dynamic AMOLED 2x, HDR 10+
MSP SCORE
8.8
6.53 inches
IPS LCD
Rear Camera
Quad
108 MP + 10 MP + 10 MP + 12 MP
MSP SCORE
9.4
Triple
48 MP + 8 MP + 2 MP
Front Camera
Single
40 MP
MSP SCORE
9.4
Single
13 MP
Battery
5000 mAh
25W Fast charging
MSP SCORE
5.8
5000 mAh
18W Fast charging
Prices
₹ 63,999 amazon >
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Hide Performance
ChipsetSamsung Exynos 2100MediaTek Dimensity 800 MT6873V
No Of Cores8 (Octa Core)8 (Octa Core)
CPU2.9GHz, Single core, Cortex X1 2.8GHz, Tri core, Cortex A78 2.2GHz, Quad core, Cortex A552.4GHz, Quad core, Cortex A76 2GHz, Quad core, Cortex A55
Architecture64-bit64-bit
Fabrication5 nm7 nm
RAM12 GB6 GB
RAM TypeLPDDR5LPDDR4X
GraphicsMali-G78 MP14Mali-G57 MC4
Hide Design
BuildGorilla Glass back panelNA
Height6.5 inches (165.1 mm)6.37 inches (161.9 mm)
Width2.98 inches (75.6 mm)3.04 inches (77.2 mm)
Thickness0.35 inches (8.9 mm)0.36 inches (9.2 mm)
Weight227 grams199 grams
ColorsPhantom Silver, Phantom Black, Phantom BrownNA
Water ResistantYes, Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68Yes, Splash proof
Hide Display
Resolution1440 x 3200 pixels1080 x 2340 pixels
Display TypeDynamic AMOLED 2x, HDR 10+IPS LCD
Size6.8 inches (17.27 cms)6.53 inches (16.59 cms)
Bezel-less displayYes, with Punch-holeYes, with Punch-hole
Pixel Density516 pixels per inch (ppi)395 pixels per inch (ppi)
Brightness1500 nits450 nits
ProtectionCorning Gorilla Glass, Glass VictusCorning Gorilla Glass v5
Color Reproduction16M Colors16M Colors
Screen to body percentage89.44 %83.57 %
Display Refresh Rate120HzNA
Hide Camera
Rear camera setupQuadTriple
Rear camera (Primary) 108 MP resolutionWide Angle lensf/1.8 aperture26 mm focal length 1.33" sensor size0.8µm pixel size 48 MP resolutionf/1.79 aperture2" sensor size
Rear camera (Secondary)10 MP resolutionPeriscope lensf/4.9 aperture240 mm focal length3.24" sensor size1.22µm pixel size8 MP resolutionUltra-Wide Angle lensf/2.2 aperture
Rear camera (Tertiary)10 MP resolutionTelephoto lensf/2.4 aperture70 mm focal length3.24" sensor size1.22µm pixel size2 MP resolutionMacro lensf/2.4 aperture1.75µm pixel size
Rear camera (Quaternary)12 MP resolution lensf/2.2 aperture70 mm focal length3.24" sensor size1.22µm pixel sizeNA
Front camera setupSingleSingle
Front camera (Primary)40 MP resolutionWide Angle lensf/2.2 aperture26 mm focal length2.8" sensor size0.7µm pixel size13 MP resolution
SensorISOCELL PlusNA
FlashLED Rear flashLED Rear flash
Video Resolution (Rear)7680x4320 @ 24 fps3840x2160 @ 30 fps1920x1080 @ 60 fps1280x720 @ 960 fps3840x2160 @ 30 fps1920x1080 @ 60 fps
Video Resolution (Front)3840x2160 @ 30 fps1920x1080 @ 30 fps1920x1080 @ 30 fps
Optical Image Stabilization(OIS)YesNA
Camera FeaturesAuto Flash Auto Focus Face detection Touch to focusAuto Flash Auto Focus Face detection Touch to focus
Shooting ModesContinuous Shooting High Dynamic Range mode (HDR)Continuous Shooting High Dynamic Range mode (HDR)
Hide Battery
TypeLi-ionLi-Polymer
Capacity5000 mAh5000 mAh
RemovableNoNo
Talk TimeUp to 41 Hours (4G)NA
Fast ChargingYes, 25WYes, 18W
Charging speed20% to 100% in 00h 55m 14s (in-house tested)NA
Wireless ChargingYesNA
Wireless Reverse ChargingYesNA
Hide Software
Operating SystemAndroid v11Android v10 (Q)
Custom UISamsung One UIMIUI
Hide Storage
Internal Memory256 GB128 GB
Memory typeUFS 3.1NA
Storage available for user220 GBNA
Expandable Memory NoYes, microSD, Up to 512 GB (Dedicated)
Hide Connectivity
SIM ConfigurationDual SIM SIM1: Nano SIM2: NanoDual SIM SIM1: Nano SIM2: Nano
NetworkSIM1: 5G, 4GSIM2: 4GSIM1: 5G, 4GSIM2: 4G
Voice over LTE(VoLTE)YesYes
Wi-FiYes, with a/ac/ax/b/g/n/n 5GHz, MIMOYes, with ac/b/g/n/n 5GHz
Wi-fi featuresWi-Fi Direct, Mobile HotspotWi-Fi Direct, Mobile Hotspot
BluetoothBluetooth v5.2Bluetooth v5.1
USBUSB Type-C, Mass storage device, USB charging, USB On-The-GoUSB Type-C, Mass storage device, USB charging
USB OTG SupportYesNA
GPSYes with A-GPS, GlonassYes with A-GPS, Glonass
NFC ChipsetYesNA
InfraredYesYes
Hide Sound
SpeakerYesYes
Audio JackYes, USB Type-CYes, 3.5mm
Video PlayerYes, Video Formats: 3G2, 3GP, AVI, M4V, MKV, MP4, WebMYes, Video Formats: 3GP, ASF, AVI, MKV, MOV, MP4, WebM, WMV
Hide Sensors
Fingerprint sensorYes, On-screenYes, Side
Face UnlockYesYes
Other SensorLight sensorProximity sensorAccelerometerBarometerCompassGyroscopeLight sensorProximity sensorAccelerometerCompassGyroscope