Samsung Galaxy S23 Ultra vs Samsung Galaxy S21 comparison

Show Only Differences Highlight Differences	Samsung Galaxy S23 Ultra	Samsung Galaxy S21
ratings
Overall NDTV Rating	Read Review	Read Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display	6.80-inch	6.20-inch
Processor	Snapdragon 8 Gen 2	Samsung Exynos 2100
Front Camera	12-megapixel	10-megapixel
Rear Camera	200-megapixel + 12-megapixel + 10-megapixel	12-megapixel + 12-megapixel + 64-megapixel
RAM	8GB, 12GB	8GB
Storage	256GB, 512GB, 1TB	128GB, 256GB
Battery Capacity	5000mAh	4000mAh
OS	Android 13	Android 11
Resolution	-	1080x2400 pixels
general
Brand	Samsung	Samsung
Model	Galaxy S23 Ultra	Galaxy S21
Release date	February 1, 2023	January 14, 2021
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	163.40 x 78.10 x 8.90	151.70 x 71.20 x 7.90
Weight (g)	234.00	171.00
IP rating	IP68	IP68
Battery capacity (mAh)	5000	4000
Removable battery	No	-
Wireless charging	Yes	Yes
Colours	Phantom Black, Cotton Flower, Botanic Green, Misty Lilac	Phantom Violet
Fast charging	-	Proprietary
display
Refresh Rate	120 Hz	-
Resolution Standard	QHD+	-
Screen size (inches)	6.80	6.20
Touchscreen	Yes	Yes
Protection type	Gorilla Glass	Gorilla Glass
Pixels per inch (PPI)	500	421
Resolution	-	1080x2400 pixels
Aspect ratio	-	20:9
hardware
Processor	octa-core	2.2GHz octa-core (3x2.8GHz + 4x2.2GHz + 1x2.9GHz)
Processor make	Snapdragon 8 Gen 2	Samsung Exynos 2100
RAM	8GB, 12GB	8GB
Internal storage	256GB, 512GB, 1TB	128GB, 256GB
Expandable storage	No	-
Dedicated microSD slot	No	-
camera
Rear camera	200-megapixel (f/1.8) + 12-megapixel (f/2.2) + 10-megapixel (f/2.4)	12-megapixel (f/1.8, 1.8-micron) + 12-megapixel (f/2.2, 1.4-micron) + 64-megapixel (f/2.0, 0.8-micron)
No. of Rear Cameras	4	3
Rear autofocus	Phase detection autofocus	Yes
Rear flash	Yes	Yes
Front camera	12-megapixel (f/2.2)	10-megapixel (f/2.2, 1.22-micron)
No. of Front Cameras	1	1
Front autofocus	Yes	-
software
Operating system	Android 13	Android 11
Skin	One UI 5.1	One UI 3.1
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac/ax	802.11 a/b/g/n/ac/ax
GPS	Yes	Yes
Bluetooth	Yes, v 5.30	Yes, v 5.00
NFC	Yes	Yes
USB Type-C	Yes	Yes
Number of SIMs	2	2
Wi-Fi Direct	Yes	-
Active 4G on both SIM cards	Yes	-
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
3G	Yes	Yes
4G/ LTE	Yes	Yes
5G	Yes	Yes
sensors
Fingerprint sensor	Yes	-
In-Display Fingerprint Sensor	Yes	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Barometer	Yes	Yes
Face unlock	-	Yes
sim 2
SIM Type	-	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
5G	-	Yes

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