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Global Score
75.481.3
Basic Information
SamsungSamsung
Android 4.4.4Android 10
2015-01-112020-04-27
5.94 x 3.00 x 0.25 inches6.27 x 2.88 x 0.34 inches
4.97 ounces6.53 ounces
Blue, Gold and WhitePrism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white
MetalPlastic
Scratch-Resistant Glass--
$ 360.00--
Display / Screen
5.5 inches6.4 inches
1080 x 1920 pixels (Full HD)2400 x 1080 pixels
Super AMOLEDSuper AMOLED
401 pixels per inch411 pixels per inch
Capacitive, Multi-touchNo touch screen
98.1
Performance
Qualcomm Snapdragon 615 8939 chipsetMediaTek Helio P65 MT6768 chipset
64-bit ARM Cortex-A53 (Quad-Core 1500 MHz + Quad-Core 1000 MHz) processorArm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor
2 GB (800 MHz) RAM4 GB RAM
Adreno 405 (500 MHz) GPUMali-G52 MC2 GPU
9.459.09
Storage
16 GB internal memory64 GB internal memory
microSD, microSDHC, microSDXC (up to 64 GB) external memory slotmicroSDXC (up to 512 GB) external memory slot
6.1611.74
Camera
13.00 MP + 5.00 MP48.00 MP + 20.00 MP
--f/2.00 aperture
--26.00mm focal length
--0.5 inches (1/2") sensor
1920 x 1080 (30 fps) (Full HD) video resolution1920 x 1080 (30 fps) (Full HD) video resolution
8.0310.89
Networks
Wi-FiWi-Fi
Mobile HotspotMobile Hotspot
LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSMLTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA
Nano SIM, Dual SIMNano SIM, Dual SIM
76.7
Battery Life
2600mAh Li-Ion Battery5000mAh Li - Polymer Battery
Non-Removable BatteryNon-Removable Battery
17 hours talk time--
4.566.8
Other Features
Bluetooth 4.0Bluetooth 5.0
GPSGPS
NFCNFC
--Fingerprint ID Scanner
Accelerometer, Compass, Light Sensor and Proximity SensorAccelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor

Comparison review

The Galaxy A31 has a score of 81.3, which is a bit better than the Samsung Galaxy A7's 75.4 overall score. The Galaxy A31 is a way newer device than the Samsung Galaxy A7, although it is way thicker and a lot heavier. Both phones in this review include Android operating system, but the Galaxy A31 has 10 version and Samsung Galaxy A7 has Android 4.4.4.

The Galaxy A7 features a bit faster processor than Samsung Galaxy A31, because although it has 2 GB less RAM, and they both have the same number of cores, the Galaxy A7 also counts with an extra graphics co-processor and a 64 bits processor. The Samsung Galaxy A7 features a much better looking screen than Samsung Galaxy A31, although it has a quite smaller screen, a quite worse pixels density and a bit worse 1920 x 1080 resolution.

The Samsung Galaxy A31 has a very superior memory to store more apps and games than Galaxy A7, because it has 64 GB internal memory capacity and a slot for SD memory cards that supports up to 512 GB. The Galaxy A31 shoots a lot better pictures and videos than Galaxy A7, and although they both have the same video frame rate and the same video resolution, the Galaxy A31 also has a back camera with much more megapixels.

The Galaxy A31 has a very superior battery lifetime than Samsung Galaxy A7, because it has a 92 percent larger battery size.




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