Compare phones
| Global Score | |
| 76.7 | 79.2 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | -- |
| 2021-05-27 | 2018-01-06 |
| 6.23 x 2.96 x 0.33 inches | 5.87 x 2.78 x 0.33 inches |
| 6.70 ounces | 6.07 ounces |
| Moonlight White, Neptune Blue and Space Black, | Black, Blue, Gold and Orchid grey |
| Glass and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 5.6 inches |
| 2340 x 1080 pixels | 2220 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 409 pixels per inch | 441 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.3 |
| Performance | |
| MediaTek Helio G85 MT6769Z chipset | Samsung Exynos 5 Octa 7885 chipset |
| Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali G52 MC2 GPU | Mali-G71 GPU |
| 9.09 | 9.18 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 10.02 | 10.78 |
| Camera | |
| 48.00 MP + 13.00 MP | 16.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 0.5 inches (1/2") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 11 | 9.24 |
| 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 | 3000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 4.96 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A8 (2018) has a global score of 79.2, which is a little bit better than Xiaomi Redmi Note 8 2021's 76.7 score. Galaxy A8 (2018) is a just a bit lighter cellphone than the Xiaomi Redmi Note 8 2021, but they are 0.33inches thick. Galaxy A8 (2018) counts with a bit more vivid screen than Xiaomi Redmi Note 8 2021, because although it has a bit lower 1080 x 2220 resolution and a quite smaller screen, it also counts with a just a little better display density.
The Galaxy A8 (2018) has just a little better performance than Xiaomi Redmi Note 8 2021. Both of them have the same number of cores and a 4 GB RAM memory. The Xiaomi Redmi Note 8 2021 shoots much better videos and photos than Galaxy A8 (2018), because although it has a tinier camera aperture which is not recommended for low light photography and videos, and they both have the same video frame rate and the same 1920x1080 video quality, the Xiaomi Redmi Note 8 2021 also counts with a lot more MP camera.
The Samsung Galaxy A8 (2018) features just a bit bigger memory capacity to install games and applications than Xiaomi Redmi Note 8 2021, and although they both have equal 64 GB internal storage, the Samsung Galaxy A8 (2018) also has a SD memory slot that admits a maximum of 256 GB. Xiaomi Redmi Note 8 2021 features superior battery performance than Galaxy A8 (2018), because it has a 4000mAh battery capacity against 3000mAh.
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