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Global Score
87.391.8
Basic Information
SamsungSamsung
Android 5.0Android 11
2015-04-112021-01-29
5.65 x 2.78 x 0.27 inches5.97 x 2.80 x 0.31 inches
4.87 ounces6.03 ounces
Black, Blue, Gold and WhiteGray, Phantom pink, Violet and White
Aluminium and GlassAluminum and Plastic
Scratch-Resistant GlassScratch-Resistant Glass
$ 245.00$ 722.00
Display / Screen
5.1 inches6.2 inches
1440 x 2560 pixels (Quad HD / 2K)2400 x 1080 pixels
Super AMOLEDDynamic AMOLED
576 pixels per inch424 pixels per inch
--1300 cd/m2 brightness
Capacitive, Multi-touchNo touch screen
9.99.2
Performance
Exynos 7 Octa 7420 chipsetQualcomm Snapdragon 888 chipset
64-bit ARM Cortex-A57 (Quad-Core 2100 MHz + Quad-Core 1500 MHz) processorKryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor
3 GB (1600 MHz) RAM8 GB RAM
Mali-T760 MP8 (650 MHz) GPUAdreno 660 GPU
10.089.63
Storage
128 GB internal memory128 GB internal memory
No SD card slotNo SD card slot
10.110.1
Camera
16.00 MP + 5.00 MP12.00 MP + 10.00 MP
f/1.90 aperturef/1.80 aperture
28.00mm focal length26.00mm focal length
0.38 inches (1/2.6") sensor0.57 inches (1/1.76") sensor
3840 x 2160 (30 fps) (4K) video resolution7680 x 4320 (24 fps) video resolution
--1280 x 720 (960 fps) (HD) slow motion video
10.0110.78
Networks
Wi-FiWi-Fi
Mobile HotspotMobile Hotspot
LTE-A (4G), LTE (4G), HSPA, HSUPA, UMTS, EDGE, GPRS and GSM5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA
Nano SIMNano SIM
6.710.7
Battery Life
2550mAh Battery4000mAh Li - Polymer Battery
Non-Removable BatteryNon-Removable Battery
Wireless ChargingWireless Charging
4.565.92
Other Features
Bluetooth 4.1Bluetooth 5.0
GPSGPS
NFCNFC
Infra-red port--
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 Samsung Galaxy S21 has a score of 91.8, which is a little bit better than Galaxy S6's global score of 87.3. Even though the Samsung Galaxy S21 is a lot newer than the Galaxy S6, it's heavier and thicker. Both of these phones include Android OS, but the Samsung Galaxy S21 has 11 version and Galaxy S6 has Android 5.0 version.

Galaxy S6 has a little bit better performance than Galaxy S21, because although it has a lower amount of RAM memory, and they both have a Octa-Core processing unit, the Galaxy S6 also counts with a 64-bit processing unit and a GPU. Samsung Galaxy S6 counts with a slightly better display than Samsung Galaxy S21, because although it has a bit smaller display, it also counts with a better count of pixels per screen inch and a higher 2560 x 1440 resolution.

The Galaxy S21 has a bit better camera than Samsung Galaxy S6, because although it has a camera in the back with a lot worse 12 mega pixels resolution, it also counts with a lot bigger sensor taking way higher quality videos and photos, a bigger camera aperture to capture better low-light images and a way higher 7680x4320 video definition.

The Galaxy S21 has as much memory for applications, games, photos and videos as the Galaxy S6, they have equal internal storage capacity. The Galaxy S21 features a very superior battery life than Samsung Galaxy S6, because it has a 4000mAh battery capacity against 2550mAh.

Although Galaxy S21 is a better device, it is way more expensive than the Samsung Galaxy S6, and it doesn't have such a good quality/price relation as Samsung Galaxy S6. So if you need that extra specs, you can buy the Galaxy S21, but if you don't you can save some money and get the Samsung Galaxy S6, resigning some specs and features.




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