Samsung Galaxy Z Flip 7 vs Samsung Galaxy S21 comparison

Show Only Differences Highlight Differences	Samsung Galaxy Z Flip 7	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 (Primary)	6.90-inch	-
Cover Display	4.10-inch	-
Cover Resolution	948x1048 pixels	-
Processor	3.3 MHz deca-core	Samsung Exynos 2100
Front Camera	10-megapixel	10-megapixel
Rear Camera	50-megapixel + 12-megapixel	12-megapixel + 12-megapixel + 64-megapixel
RAM	8GB, 12GB	8GB
Storage	128GB, 256GB, 512GB	128GB, 256GB
Battery Capacity	4300mAh	4000mAh
OS	Android 16	Android 11
Resolution	2520x1080 pixels	1080x2400 pixels
Display	-	6.20-inch
general
Brand	Samsung	Samsung
Model	Galaxy Z Flip 7	Galaxy S21
Release date	July 9, 2025	January 14, 2021
Launched in India	Yes	-
Form factor	Foldable	Touchscreen
Dimensions (mm)	166.70 x 75.20 x 6.50	151.70 x 71.20 x 7.90
Weight (g)	188.00	171.00
IP rating	IP48	IP68
Battery capacity (mAh)	4300	4000
Colours	Blue Shadow, Coral Red, Jetblack, Mint	Phantom Violet
Fast charging	-	Proprietary
Wireless charging	-	Yes
display
Refresh Rate	120 Hz	-
Resolution Standard	FHD+	-
Screen size (inches)	6.90	6.20
Touchscreen	Yes	Yes
Resolution	2520x1080 pixels	1080x2400 pixels
Protection type	-	Gorilla Glass
Aspect ratio	-	20:9
Pixels per inch (PPI)	-	421
second display
Screen size (inches)	4.10	-
Touchscreen	Yes	-
Resolution	948x1048 pixels	-
Protection type	Gorilla Glass	-
hardware
Processor	3.3 MHz deca-core	2.2GHz octa-core (3x2.8GHz + 4x2.2GHz + 1x2.9GHz)
RAM	8GB, 12GB	8GB
Internal storage	128GB, 256GB, 512GB	128GB, 256GB
Expandable storage	No	-
Processor make	-	Samsung Exynos 2100
camera
Rear camera	50-megapixel (f/1.8) + 12-megapixel (f/2.2)	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
Front camera	10-megapixel (f/2.2)	10-megapixel (f/2.2, 1.22-micron)
No. of Front Cameras	1	1
Lens Type (Second Rear Camera)	Ultra Wide-Angle	-
Rear autofocus	-	Yes
software
Operating system	Android 16	Android 11
Skin	One UI 8	One UI 3.1
connectivity
Wi-Fi 7	Yes	-
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 5.40	Yes, v 5.00
NFC	Yes	Yes
USB Type-C	Yes	Yes
Headphones	Type-C	-
Number of SIMs	2	2
Wi-Fi standards supported	-	802.11 a/b/g/n/ac/ax
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
5G	-	Yes
sim 2
SIM Type	eSIM	Nano-SIM
GSM/CDMA	-	GSM
3G	-	Yes
4G/ LTE	-	Yes
5G	-	Yes
sensors
Fingerprint sensor	Yes	-
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	Yes	Yes
Face unlock	-	Yes
In-Display Fingerprint Sensor	-	Yes
Barometer	-	Yes

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