| Global Score | |
| 76.6 | 76.3 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 4.4.4 |
| 2020-05-20 | -- |
| 6.39 x 3.04 x 0.35 inches | 5.21 x 2.58 x 0.26 inches |
| 7.02 ounces | 4.06 ounces |
| Forest green, Midnight gray and Polar white | Black, Blue, Gold, Gray and White |
| Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 283.00 | $ 320.00 |
| Display / Screen | |
| 6.5 inches | 4.7 inches |
| 2340 x 1080 pixels | 720 x 1280 pixels (HD) |
| IPS LCD | Super AMOLED |
| 396 pixels per inch | 312 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 8 | 8.4 |
| Performance | |
| MediaTek Helio G85 chipset | Qualcomm Snapdragon 801 chipset |
| Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Krait 400 (Quad-Core 2500 MHz) processor |
| 3 GB RAM | 2 GB (933 MHz) RAM |
| Mali G52 MC2 GPU | Adreno 330 (450 MHz) GPU |
| 9.09 | 9.36 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 10.02 | 5.8 |
| Camera | |
| 48.00 MP + 13.00 MP | 12.00 MP + 2.10 MP |
| f/1.80 aperture | f/2.20 aperture |
| -- | 31.00mm focal length |
| 0.5 inches (1/2") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 11 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 7 |
| Battery Life | |
| 5020mAh Li - Polymer Battery | 1860mAh Li-Ion Battery |
| Non-Removable Battery | Removable Battery |
| -- | 11 hours talk time |
| 6.8 | 3.76 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Xiaomi Redmi Note 9 is a bit better than Samsung Galaxy Alpha, having a score of 76.6 against 76.3. Xiaomi Redmi Note 9 is a a lot heavier and incredibly thicker phone than Samsung Galaxy Alpha. Both phones in our current comparison work with Android OS (Operating System), but the Xiaomi Redmi Note 9 has the previous 10 version while Samsung Galaxy Alpha has Android 4.4.4.
The Samsung Galaxy Alpha counts with a bit better processing power than Xiaomi Redmi Note 9, because although it has a lower number of cores and lesser RAM memory, it also counts with an extra GPU. The Samsung Galaxy Alpha counts with a little bit better looking screen than Xiaomi Redmi Note 9, although it has a much smaller display, a little less pixels per inch of display and a way lower 1280 x 720 resolution.
Xiaomi Redmi Note 9 takes much clearer pictures and videos than Galaxy Alpha, and although they both have the same video frame rate and the same 1920x1080 (Full HD) video quality, the Xiaomi Redmi Note 9 also has a larger aperture and a much more MP back camera. The Xiaomi Redmi Note 9 counts with a superior memory to store more games and applications than Samsung Galaxy Alpha, because it has 64 GB internal storage capacity and a SD memory card expansion slot that holds up to 128 GB.
Xiaomi Redmi Note 9 has a really longer battery performance than Samsung Galaxy Alpha, because it has a 170 percent more battery size.
The Xiaomi Redmi Note 9 not only is the best devices of the ones we compare here, but it's also cheaper than the Galaxy Alpha, making it a simple decision.
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