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Global Score
71.976.1
Basic Information
SamsungSamsung
Android 4.1Android 10
2012-09-192020-06-29
5.94 x 3.17 x 0.37 inches6.61 x 3.02 x 0.32 inches
6.34 ounces6.81 ounces
Blue and WhiteBlack
--Plastic and Plastic
$ 190.00$ 194.00
Display / Screen
5.5 inches6.5 inches
720 x 1280 pixels (HD)1600 x 720 pixels
Super AMOLEDIPS LCD
267 pixels per inch270 pixels per inch
Capacitive, Multi-touchNo touch screen
87.3
Performance
Samsung Exynos 4 (4412) chipsetMediatek Helio P35 chipset
ARM Cortex-A9 (Quad-Core 1600 MHz) processorArm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor
2 GB RAM3 GB RAM
ARM Mali-400 MP4 (Quad-Core 266 MHz) GPUPowerVR GE8320 GPU
9.189.27
Storage
16 GB internal memory32 GB internal memory
microSD, microSDHC, microSDXC (up to 64 GB) external memory slotmicroSDXC (up to 512 GB) external memory slot
6.169.84
Camera
8.00 MP + 1.90 MP16.00 MP + 13.00 MP
--f/1.80 aperture
--0.33 inches (1/3.06") sensor
1920 x 1080 (30 fps) (Full HD) video resolution1920 x 1080 (30 fps) (Full HD) video resolution
7.379.35
Networks
Wi-FiWi-Fi
Mobile HotspotMobile Hotspot
LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EV-DO A, EDGE, GPRS, GSM and CDMALTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA
SIMNano SIM
7.26.7
Battery Life
3100mAh Li-Ion Battery4000mAh Li - Polymer Battery
Removable BatteryNon-Removable Battery
Wireless Charging--
15 hours talk time--
5.125.92
Other Features
Bluetooth 4.0Bluetooth 5.0
GPSGPS
NFCNFC
--Fingerprint ID Scanner
Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity SensorAccelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor
--FM Radio

Comparison review

Samsung Galaxy A21 is a little bit better than the Galaxy Note II, getting a 76.1 score against 71.9. Both of these phones come with Android OS (operating system), but the Samsung Galaxy A21 has a more recent 10 version and Galaxy Note II has Android 4.1. Even though Samsung Galaxy A21 is just a bit heavier than Galaxy Note II, it's thinner and much newer.

The Galaxy A21 features a little bit better hardware performance than Galaxy Note II, because although it has doesn't have an extra graphics co-processor, it also counts with a greater number of cores and 1 GB more RAM memory. Galaxy Note II has a bit sharper screen than Galaxy A21, although it has a little bit smaller display, a little bit worse 1280 x 720 resolution and a just a little inferior quantity of pixels per screen inch.

The Samsung Galaxy A21 takes greater photographs and videos than Samsung Galaxy Note II, and although they both have the same 30 fps video frame rates and the same (Full HD) video resolution, the Samsung Galaxy A21 also has a much higher resolution back camera. The Samsung Galaxy A21 features a way bigger memory capacity for apps and games than Galaxy Note II, because it has an external memory slot that supports a maximum of 512 GB and 32 GB internal storage.

The Galaxy A21 features greater battery performance than Galaxy Note II, because it has a 4000mAh battery size.

The Galaxy A21 costs a little more money than the Galaxy Note II, but it's still a convenient choice, because you can get a much better phone for that extra money.




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