Compare phones
| Global Score | |
| 76.7 | 78 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 11 | -- |
| 2021-05-27 | 2018-07-27 |
| 6.23 x 2.96 x 0.33 inches | 6.25 x 2.97 x 0.29 inches |
| 6.70 ounces | 5.93 ounces |
| Moonlight White, Neptune Blue and Space Black, | Black, Blue, Gold, Pink and Red |
| Glass and Plastic | Aluminum |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6 inches |
| 2340 x 1080 pixels | 2160 x 1080 pixels |
| IPS LCD | IPS LCD |
| 409 pixels per inch | 402 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| MediaTek Helio G85 MT6769Z chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali G52 MC2 GPU | Adreno 512 GPU |
| 9.09 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 10.02 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 12.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.5 inches (1/2") sensor | 0.34 inches (1/2.9") 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 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.6 | 6.3 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3010mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 4.96 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| Infra-red port | 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 |
| -- | FM Radio |
Comparison review
Xiaomi Mi A2 is slightly better than Xiaomi Redmi Note 8 2021, having a 78 score against 76.7. Despite of the fact that Xiaomi Mi A2 is incredibly older than Xiaomi Redmi Note 8 2021, it's construction is somewhat thinner and somewhat lighter. Xiaomi Mi A2 features a little bit better performance than Xiaomi Redmi Note 8 2021, and although they both have a Octa-Core processor, the Xiaomi Mi A2 also has more RAM memory.
Xiaomi Mi A2 features a display that is very similar to the Xiaomi Redmi Note 8 2021 one, although the Xiaomi Mi A2 has a little bit lower 1080 x 2160 resolution, a little bit smaller display and a quite lower pixel density. Xiaomi Mi A2 has a bit more storage capacity to store more apps and games than Xiaomi Redmi Note 8 2021, because although it has no SD memory card expansion slot, it also counts with more internal storage.
The Xiaomi Redmi Note 8 2021 counts with a much better camera than Xiaomi Mi A2, and although they both have the same video frame rate, a same size diafragm aperture and the same (Full HD) video quality, the Xiaomi Redmi Note 8 2021 also has a way more MP camera and a lot larger sensor providing a much better image quality.
Xiaomi Redmi Note 8 2021 features improved battery lifetime than Xiaomi Mi A2, because it has 4000mAh of battery capacity instead of 3010mAh.
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