Compare phones
| Global Score | |
| 73.5 | 76.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 14 | Android 11 |
| -- | 2021-05-27 |
| 6.30 x 3.02 x 0.33 inches | 6.23 x 2.96 x 0.33 inches |
| 7.05 ounces | 6.70 ounces |
| Black, Fantasy Blue, Optimistic Blue and Personality Yellow | Moonlight White, Neptune Blue and Space Black, |
| Plastic and Plastic | Glass and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.3 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 396 pixels per inch | 409 pixels per inch |
| 800 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8.1 |
| Performance | |
| Mediatek Helio G99 MT6789 (6 nm) chipset | MediaTek Helio G85 MT6769Z chipset |
| processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Mali-G57 MC2 GPU | Mali G52 MC2 GPU |
| 6.21 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 128 GB) external memory slot |
| 10.1 | 10.02 |
| Camera | |
| 50.00 MP + 13.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 0.5 inches (1/2") sensor |
| -- | 1920 x 1080 (30 fps) (Full HD) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 9.46 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G) and LTE (4G) | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Nano SIM | Nano SIM |
| 5.6 | 6.6 |
| Battery Life | |
| 5000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth | Bluetooth 5.2 |
| GPS | GPS |
| 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 |
Comparison review
Xiaomi Redmi Note 8 2021 is just a bit better than the Galaxy A15, with a global score of 76.7 against 73.5. Both phones in our current comparison have Android operating system, but the Xiaomi Redmi Note 8 2021 has an older 11 version while Galaxy A15 has Android 14 version. The Xiaomi Redmi Note 8 2021 design has the same thickness than Galaxy A15, but it's just a little bit lighter.
Xiaomi Redmi Note 8 2021 counts with a very superior processing power than Samsung Galaxy A15, although it has 4 GB less RAM, they both have 8 processing cores. Samsung Galaxy A15 has a bit sharper display than Xiaomi Redmi Note 8 2021, because although it has a just a little worse display pixels density, and they both have the same exact 1080 x 2340 resolution, the Samsung Galaxy A15 also counts with a bit larger screen.
The Xiaomi Redmi Note 8 2021 captures much clearer pictures and videos than Galaxy A15, although it has a less MP resolution back-facing camera, they both have the same diafragm aperture. Galaxy A15 counts with a little bit more storage to store more games and applications than Xiaomi Redmi Note 8 2021, because although it has no SD memory card expansion slot, it also counts with 64 GB more internal storage.
The Galaxy A15 features greater battery lifetime than Xiaomi Redmi Note 8 2021, because it has 5000mAh of battery capacity against 4000mAh.
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