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Global Score
76.376.6
Basic Information
SamsungXiaomi
Android 4.4.4Android 10
--2020-05-20
5.21 x 2.58 x 0.26 inches6.39 x 3.04 x 0.35 inches
4.06 ounces7.02 ounces
Black, Blue, Gold, Gray and WhiteForest green, Midnight gray and Polar white
--Plastic
Scratch-Resistant GlassScratch-Resistant Glass
$ 320.00$ 283.00
Display / Screen
4.7 inches6.5 inches
720 x 1280 pixels (HD)2340 x 1080 pixels
Super AMOLEDIPS LCD
312 pixels per inch396 pixels per inch
Capacitive, Multi-touchNo touch screen
8.48
Performance
Qualcomm Snapdragon 801 chipsetMediaTek Helio G85 chipset
Krait 400 (Quad-Core 2500 MHz) processorArm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor
2 GB (933 MHz) RAM3 GB RAM
Adreno 330 (450 MHz) GPUMali G52 MC2 GPU
9.369.09
Storage
32 GB internal memory64 GB internal memory
No SD card slotmicroSDXC (up to 128 GB) external memory slot
5.810.02
Camera
12.00 MP + 2.10 MP48.00 MP + 13.00 MP
f/2.20 aperturef/1.80 aperture
31.00mm focal length--
--0.5 inches (1/2") sensor
3840 x 2160 (30 fps) (4K) video resolution1920 x 1080 (30 fps) (Full HD) video resolution
1280 x 720 (120 fps) (HD) slow motion video1280 x 720 (120 fps) (HD) slow motion video
9.4611
Networks
Wi-FiWi-Fi
Mobile HotspotMobile Hotspot
LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA, EDGE, GPRS and GSMLTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA
Nano SIMNano SIM, Dual SIM
76.7
Battery Life
1860mAh Li-Ion Battery5020mAh Li - Polymer Battery
Removable BatteryNon-Removable Battery
11 hours talk time--
3.766.8
Other Features
Bluetooth 4.0Bluetooth 5.0
GPSGPS
NFCNFC
--Infra-red port
Fingerprint ID ScannerFingerprint ID Scanner
Accelerometer, Compass, Gyroscope, Light Sensor and Proximity SensorAccelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor

Comparison review

The Xiaomi Redmi Note 9 has a score of 76.6, which is a little bit better than the Galaxy Alpha's 76.3 general score. The Xiaomi Redmi Note 9 is a notably thicker and incredibly heavier phone than the Galaxy Alpha. Both of these phones use Android OS, but the Xiaomi Redmi Note 9 has the previous 10 version and Galaxy Alpha has Android 4.4.4 version.

Galaxy Alpha features a bit more powerful processing unit than Xiaomi Redmi Note 9, because although it has a lower number of cores and 1 GB lesser RAM memory, it also counts with a GPU. Galaxy Alpha features a slightly better looking display than Xiaomi Redmi Note 9, although it has a lot worse 1280 x 720px resolution, a way smaller display and a just a little less pixels per display inch.

The Xiaomi Redmi Note 9 counts with a superior camera than Galaxy Alpha, and although they both have the same (Full HD) video resolution and the same video frame rate, the Xiaomi Redmi Note 9 also has a back facing camera with a lot better 48 mega pixels resolution and a bigger aperture. Xiaomi Redmi Note 9 has much more storage capacity for games and applications than Samsung Galaxy Alpha, because it has more internal memory capacity and a SD memory slot that supports a maximum of 128 GB.

The Xiaomi Redmi Note 9 counts with a superior battery performance than Galaxy Alpha, because it has a 170 percent greater battery capacity.

Despite of being the best phone of the ones in this comparison, Xiaomi Redmi Note 9 is also cheap compared to the Samsung Galaxy Alpha.




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