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Global Score
76.379
Basic Information
SamsungXiaomi
Android 4.4.4Android 11, 10
--2020-04-07
5.21 x 2.58 x 0.26 inches6.53 x 3.02 x 0.35 inches
4.06 ounces7.37 ounces
Black, Blue, Gold, Gray and WhiteAurora blue, Glacier white and Interstellar grey
--Glass (Corning Gorilla Glass 5)
Scratch-Resistant GlassScratch-Resistant Glass
$ 320.00$ 249.00
Display / Screen
4.7 inches6.7 inches
720 x 1280 pixels (HD)2400 x 1080 pixels
Super AMOLEDIPS LCD
312 pixels per inch393 pixels per inch
Capacitive, Multi-touchNo touch screen
8.48
Performance
Qualcomm Snapdragon 801 chipsetQualcomm Snapdragon 720G SM7125 chipset
Krait 400 (Quad-Core 2500 MHz) processorKryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor
2 GB (933 MHz) RAM4 GB RAM
Adreno 330 (450 MHz) GPUAdreno 618 GPU
9.369.27
Storage
32 GB internal memory64 GB internal memory
No SD card slotmicroSDXC (up to 512 GB) external memory slot
5.811.74
Camera
12.00 MP + 2.10 MP48.00 MP + 16.00 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 resolution3840 x 2160 (30 fps) (4K) video resolution
1280 x 720 (120 fps) (HD) slow motion video1280 x 720 (960 fps) (HD) slow motion video
9.4611.55
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
NFC--
--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 9S has a general score of 79, which is a little bit better than the Samsung Galaxy Alpha's general score of 76.3. Both of these phones have Android OS, but Xiaomi Redmi Note 9S has the older 11 version and Samsung Galaxy Alpha has Android 4.4.4. Xiaomi Redmi Note 9S's construction is way thicker and extremely heavier than the Samsung Galaxy Alpha.

Galaxy Alpha features just a bit better screen than Xiaomi Redmi Note 9S, although it has a really smaller display, a way lower 1280 x 720px resolution and a little bit less pixels per inch of screen. Galaxy Alpha has a little better performance than Xiaomi Redmi Note 9S, because although it has lesser RAM and a lower number of cores (although faster), it also counts with an extra graphics co-processor.

Xiaomi Redmi Note 9S counts with a much bigger storage capacity for games and applications than Samsung Galaxy Alpha, because it has 64 GB internal memory and an external SD slot that supports a maximum of 512 GB. Xiaomi Redmi Note 9S counts with a much longer battery lifetime than Galaxy Alpha, because it has a 5020mAh battery capacity instead of 1860mAh.

Xiaomi Redmi Note 9S counts with a lot better camera than Samsung Galaxy Alpha, and although they both have the same video frame rate and the same (4K) video definition, the Xiaomi Redmi Note 9S also has a back-facing camera with much more mega-pixels and a bigger aperture to take better low-light captures.

The Xiaomi Redmi Note 9S not only is the best phones of the ones we are comparing here, but it's also a lot cheaper, which makes it an obvious call.




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