Realme GT 7T vs Samsung Galaxy S21 comparison

Show Only Differences Highlight Differences	Realme GT 7T	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	MediaTek Dimensity 8400-Max	Samsung Exynos 2100
Front Camera	32-megapixel	10-megapixel
Rear Camera	50-megapixel + 8-megapixel	12-megapixel + 12-megapixel + 64-megapixel
RAM	8GB, 12GB	8GB
Storage	256GB, 512GB	128GB, 256GB
Battery Capacity	7000mAh	4000mAh
OS	Android 15	Android 11
Resolution	1280x2800 pixels	1080x2400 pixels
general
Brand	Realme	Samsung
Model	GT 7T	Galaxy S21
Release date	May 1, 2025	January 14, 2021
AI Enabled	Yes	-
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Body type	Polycarbonate	-
IP rating	IP69	IP68
Battery capacity (mAh)	7000	4000
Removable battery	No	-
Fast charging	120W FlashCharge	Proprietary
Wireless charging	No	Yes
Colours	IceSense Black, IceSense Blue, Racing Yellow	Phantom Violet
Dimensions (mm)	-	151.70 x 71.20 x 7.90
Weight (g)	-	171.00
display
Refresh Rate	120 Hz	-
Resolution Standard	FHD+	-
Screen size (inches)	6.80	6.20
Touchscreen	Yes	Yes
Resolution	1280x2800 pixels	1080x2400 pixels
Protection type	-	Gorilla Glass
Aspect ratio	-	20:9
Pixels per inch (PPI)	-	421
hardware
Processor	octa-core	2.2GHz octa-core (3x2.8GHz + 4x2.2GHz + 1x2.9GHz)
Processor make	MediaTek Dimensity 8400-Max	Samsung Exynos 2100
RAM	8GB, 12GB	8GB
Internal storage	256GB, 512GB	128GB, 256GB
Expandable storage	No	-
Dedicated microSD slot	No	-
camera
Rear camera	50-megapixel + 8-megapixel	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	2	3
Rear flash	Yes	Yes
No. of Front Cameras	1	1
Pop-Up Camera	No	-
Lens Type (Second Rear Camera)	Ultra Wide-Angle	-
Front camera	32-megapixel	10-megapixel (f/2.2, 1.22-micron)
Rear autofocus	-	Yes
software
Operating system	Android 15	Android 11
Skin	Realme UI 6.0	One UI 3.1
connectivity
Wi-Fi	Yes	Yes
Wi-Fi standards supported	802.11 b/g/n/ac	802.11 a/b/g/n/ac/ax
GPS	Yes	Yes
Bluetooth	Yes, v 5.40	Yes, v 5.00
NFC	Yes	Yes
USB OTG	Yes	-
USB Type-C	Yes	Yes
Number of SIMs	2	2
Active 4G on both SIM cards	Yes	-
sensors
In-Display Fingerprint Sensor	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Face unlock	-	Yes
Compass/ Magnetometer	-	Yes
Barometer	-	Yes
sim 1
SIM Type	-	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
5G	-	Yes
sim 2
SIM Type	-	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
5G	-	Yes

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