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Global Score
78.191.8
Basic Information
SamsungSamsung
Android 8.0 Oreo, 7.0 Nougat, 6.0 MarshmallowAndroid 11
2016-03-112021-01-29
5.94 x 2.86 x 0.30 inches5.97 x 2.80 x 0.31 inches
5.54 ounces6.03 ounces
Black, Black pearl, Coral blue, Gold, Pink gold, Silver and WhiteGray, Phantom pink, Violet and White
Aluminum and Glass (Corning Gorilla Glass 4)Aluminum and Plastic
Scratch-Resistant GlassScratch-Resistant Glass
$ 336.00$ 722.00
Display / Screen
5.5 inches6.2 inches
2560 x 1440 pixels (Quad HD / 2K)2400 x 1080 pixels
Super AMOLED Dynamic AMOLED
534 pixels per inch424 pixels per inch
--1300 cd/m2 brightness
No touch screenNo touch screen
8.69.2
Performance
Qualcomm Snapdragon 820 MSM8996 chipsetQualcomm Snapdragon 888 chipset
Kryo, 64-bit, 14 nm (Quad-Core 2200 MHz) processorKryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor
4 GB RAM8 GB RAM
Adreno 530 GPUAdreno 660 GPU
99.63
Storage
32 GB internal memory128 GB internal memory
microSDXC (up to 200 GB) external memory slotNo SD card slot
8.5610.1
Camera
12.00 MP + 5.00 MP12.00 MP + 10.00 MP
f/1.70 aperturef/1.80 aperture
26.00mm focal length26.00mm focal length
0.4 inches (1/2.5") sensor0.57 inches (1/1.76") sensor
3840 x 2160 (30 fps) (4K) video resolution7680 x 4320 (24 fps) video resolution
1280 x 720 (240 fps) (HD) slow motion video1280 x 720 (960 fps) (HD) slow motion video
9.7910.78
Networks
Wi-FiWi-Fi
Mobile HotspotMobile Hotspot
LTE-A (4G), LTE (4G) and HSPA5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA
Nano SIMNano SIM
6.110.7
Battery Life
3600mAh Li - Ion Battery4000mAh Li - Polymer Battery
Non-Removable BatteryNon-Removable Battery
Wireless ChargingWireless Charging
5.65.92
Other Features
Bluetooth 4.2 Bluetooth 5.0
GPSGPS
NFCNFC
Fingerprint ID ScannerFingerprint ID Scanner
Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity SensorAccelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor
--FM Radio

Comparison review

The Galaxy S21 has an overall score of 91.8, which is better than Samsung Galaxy S7 edge's 78.1 global score. Both of these phones use Android operating system, but Galaxy S21 has the older 11 version and Samsung Galaxy S7 edge has Android 8.0 Oreo version. The Galaxy S21 body is newer than Samsung Galaxy S7 edge's, although it is just a little thicker and a bit heavier.

The Galaxy S21 has a bit superior CPU than Galaxy S7 edge, because it has a larger number of cores and more RAM. Galaxy S21 has a bit better screen than Samsung Galaxy S7 edge, because although it has a quite lower 1080 x 2400 resolution and a little worse amount of pixels per inch of screen, it also counts with a little bit larger display.

Galaxy S21 has a bigger memory capacity to install applications and games than Samsung Galaxy S7 edge, because although it has no SD extension slot, it also counts with more internal memory capacity. Galaxy S21 features a bit better battery performance than Galaxy S7 edge, because it has an 11% more battery size.

The Samsung Galaxy S21 features a much better camera than Samsung Galaxy S7 edge, because although it has a tinier camera aperture which is worse for capturing pictures or videos in poorly lited environments, and they both have the same resolution back facing camera, the Samsung Galaxy S21 also counts with a much bigger sensor which offers a much better image and video quality and a lot higher 7680x4320 video resolution.

The Galaxy S21 costs a lot more money than the Galaxy S7 edge, but it's still a great deal, because you can get a lot more for that extra money.




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