Compare phones
| Global Score | |
| 76.7 | 82.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 9.0 Pie, 8.0 Oreo |
| 2021-05-27 | 2018-08-27 |
| 6.23 x 2.96 x 0.33 inches | 6.39 x 3.03 x 0.30 inches |
| 6.70 ounces | 6.74 ounces |
| Moonlight White, Neptune Blue and Space Black, | Black and White |
| Glass and Plastic | Glass and Metal |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.3 inches | 6.3 inches |
| 2340 x 1080 pixels | 2220 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 409 pixels per inch | 392 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| 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 | 64 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 10.02 | 11.34 |
| Camera | |
| 48.00 MP + 13.00 MP | 16.00 MP + 24.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.36 inches (1/2.8") 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 | -- |
| 11 | 10.01 |
| 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+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3700mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.68 |
| 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, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A8 Star is slightly better than Xiaomi Redmi Note 8 2021, with a general score of 82.1 against 76.7. Both phones in this comparison include Android operating system, but Galaxy A8 Star has a newer 9.0 Pie version while Xiaomi Redmi Note 8 2021 has Android 11. Even though the Galaxy A8 Star is much older and just a little bit heavier than Xiaomi Redmi Note 8 2021, it's design is still just a bit thinner.
Samsung Galaxy A8 Star counts with just a bit better hardware performance than Xiaomi Redmi Note 8 2021, and although they both have the same number of cores, the Samsung Galaxy A8 Star also has a greater amount of RAM. The Xiaomi Redmi Note 8 2021 counts with a bit more vivid screen than Samsung Galaxy A8 Star, and although they both have a same size display, the Xiaomi Redmi Note 8 2021 also has a bit higher 1080 x 2340 resolution and a just a little greater pixels density.
Xiaomi Redmi Note 8 2021 features a bit better camera than Galaxy A8 Star, because although it has a tinier aperture which is not good for low-light images, and they both have the same 30 fps video frame rate and the same video definition, the Xiaomi Redmi Note 8 2021 also counts with a lot bigger sensor providing a much higher image quality and a way higher resolution camera.
Galaxy A8 Star features a better memory capacity for apps and games than Xiaomi Redmi Note 8 2021, and although they both have exactly the same internal memory, the Galaxy A8 Star also has an external SD slot that supports a maximum of 400 GB. Xiaomi Redmi Note 8 2021 features a bit longer battery life than Samsung Galaxy A8 Star, because it has 4000mAh of battery capacity instead of 3700mAh.
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