Compare phones
| Global Score | |
| 82.9 | 76.7 |
| Basic Information | |
| Xiaomi | |
| Android 11, 10 | Android 11 |
| 2020-08-20 | 2021-05-27 |
| 5.67 x 2.73 x 0.32 inches | 6.23 x 2.96 x 0.33 inches |
| 5.04 ounces | 6.70 ounces |
| Just black | Moonlight White, Neptune Blue and Space Black, |
| Plastic and Plastic | Glass and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 349.00 | -- |
| Display / Screen | |
| 5.8 inches | 6.3 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| OLED | IPS LCD |
| 444 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 8.3 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 730G SM7150-AA chipset | MediaTek Helio G85 MT6769Z chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 618 GPU | Mali G52 MC2 GPU |
| 9.27 | 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 | |
| 12.20 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 27.00mm focal length | -- |
| 0.39 inches (1/2.55") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 9.79 | 11 |
| 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 and HSPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.6 |
| Battery Life | |
| 3140mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.12 | 5.92 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Google Pixel 4a has a score of 82.9, which is slightly better than Xiaomi Redmi Note 8 2021's score of 76.7. The Google Pixel 4a is an older cellphone than the Xiaomi Redmi Note 8 2021, but it is a little thinner and a lot lighter anyway. These devices include the same Android 11 OS. Google Pixel 4a has a bit better looking display than Xiaomi Redmi Note 8 2021, because although it has a quite smaller screen, and they both have exactly the same 1080 x 2340 resolution, the Google Pixel 4a also counts with a just a bit higher screen pixel density.
The Google Pixel 4a features just a little better hardware performance than Xiaomi Redmi Note 8 2021, and although they both have the same number of cores, the Google Pixel 4a also has a larger amount of RAM. The Google Pixel 4a has just a bit bigger memory to store more games and applications than Xiaomi Redmi Note 8 2021, because although it has no SD memory slot, it also counts with 128 GB internal storage capacity.
The Xiaomi Redmi Note 8 2021 counts with a better camera than Google Pixel 4a, because although it has a tinier diafragm aperture, and they both have the same 1920x1080 (Full HD) video resolution and the same video frame rates, the Xiaomi Redmi Note 8 2021 also counts with a camera in the back with a much higher resolution and a lot bigger sensor providing a way higher image quality.
Xiaomi Redmi Note 8 2021 has greater battery performance than Google Pixel 4a, because it has 4000mAh of battery capacity instead of 3140mAh.
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