General Features
Custom UI
Samsung One UI
NA
Launch Date
January 27, 2021 (Official)
January 18, 2024 (Official)
Model
Galaxy S21 Ultra
Galaxy S24 Ultra
Network
4G: Available (supports Indian bands),3G: Available, 2G: Available
5G Supported in India, 4G Supported in India, 3G, 2G
Operating System
Android v11
Android v14
SIM Slot(s)
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM
Design
Build Material
Back: Gorilla Glass
Back: Gorilla Glass
Colours
Phantom Silver, Phantom Black, Phantom Brown
Titanium Black, Titanium Gray, Titanium Violet, Titanium Yellow, Titanium Blue, Titanium Green
Ruggedness
Dust proof
Dust proof
Waterproof
Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68
Yes, Water resistant (up to 30 minutes in a depth of 1.5 meter), IP68
Weight
229 grams
232 grams
Performance
Processor
Octa core (2.9 GHz, Single core, Cortex X1 + 2.8 GHz, Tri core, Cortex A78 + 2.2 GHz, Quad core, Cortex A55)
Octa core (3.39 GHz, Single core, Cortex X4 + 3.1 GHz, Penta Core, Cortex A720 + 2.2 GHz, Dual core, Cortex A520)
Architecture
64 bit
64 bit
Chipset
Samsung Exynos 2100
Qualcomm Snapdragon 8 Gen 3
Graphics
Mali-G78 MP14
Adreno 750
Camera
Front Camera Physical Aperture
F2.2
NA
Front Camera Resolution
40 MP f/2.2, Wide Angle Primary Camera(26 mm focal length, 2.8" sensor size, 0.7µm pixel size)
12 MP f/2.2, Wide Angle, Primary Camera (26 mm focal length)
Front Camera Setup
Single
Single
Front Camera Video Recording
3840x2160 @ 30 fps, 1920x1080 @ 30 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps
Rear Camera Autofocus
Phase Detection autofocus
Yes, Phase Detection autofocus, Laser autofocus
Rear Camera Features
Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
Rear Camera Image Resolution
12000 x 9000 Pixels
16000 x 12500 Pixels
Rear Camera Resolution
108 MP Primary Camera12 MP, Wide Angle, Ultra-Wide Angle Camera10 MP Telephoto Camera10 MP Camera
200 MP f/1.7, Wide Angle, Primary Camera (24 mm focal length, 1.31 inch sensor size, 0.6µm pixel size), 12 MP f/2.2, Ultra-Wide Angle Camera (13 mm focal length, 2.55 inch sensor size, 1.4µm pixel size), 10 MP f/2.4, Telephoto Camera (67 mm focal length, 3.52 inch sensor size, 1.12µm pixel size), 50 MP f/3.4 (111 mm focal length)
Rear Camera Settings
Exposure compensation, ISO control
Exposure compensation, ISO control
Rear Camera Setup
Quad
Quad
Rear Camera Shooting Modes
Continuos Shooting, High Dynamic Range mode (HDR)
Continuos Shooting, High Dynamic Range mode (HDR)
Rear Camera Video Recording
7680x4320 @ 24 fps, 3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 960 fps
7680x4320 @ 30 fps, 3840x2160 @ 60 fps, 1920x1080 @ 240 fps
Network & Connectivity
GPS
with A-GPS, Glonass
Yes, with A-GPS, Glonass
Network Support
4G (supports Indian bands), 3G, 2G
5G Supported in India, 4G Supported in India, 3G, 2G
SIM 1
4G Bands:TD-LTE 2300(band 40) FD-LTE 1800(band 3)3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS:Available EDGE:Available
5G Bands:FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N20 / N25 / N26 / N28, TDD N38 / N40 / N41 / N77 / N784G 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 MHz2G Bands:GSM 1800 / 1900 / 850 / 900 MHz, GPRS:Available, EDGE:Available
SIM 2
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
5G Bands:FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N20 / N25 / N26 / N28, TDD N38 / N40 / N41 / N77 / N784G 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 MHz2G Bands:GSM 1800 / 1900 / 850 / 900 MHz, GPRS:Available, EDGE:Available
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: eSIM
USB Connectivity
Mass storage device, USB charging
Mass storage device, USB charging
Wi-Fi
Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Yes, Wi-Fi 6E (802.11 a/b/g/n/ac/ax) 5GHz 6GHz, MIMO
Wi-Fi Features
Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
Special Features
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
Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope