Compare phones
| Global Score | |
| 72.8 | 76.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 6.0 Marshmallow | Android 11 |
| 2016-10-01 | 2021-05-27 |
| 6.17 x 3.02 x 0.28 inches | 6.23 x 2.96 x 0.33 inches |
| 6.42 ounces | 6.70 ounces |
| Blue, Gold and Silver | Moonlight White, Neptune Blue and Space Black, |
| Aluminum and Aluminum | Glass and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.7 inches | 6.3 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 386 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7420 chipset | MediaTek Helio G85 MT6769Z chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2100 MHz) processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Yes GPU | Mali G52 MC2 GPU |
| 9.09 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 8.88 | 10.02 |
| Camera | |
| 16.00 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/1.90 aperture | f/1.80 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 |
| 9.13 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| -- | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Nano SIM | Nano SIM |
| 3 | 6.6 |
| Battery Life | |
| 3300mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.92 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Redmi Note 8 2021 has a score of 76.7, which is slightly better than Samsung Galaxy A8 (2016)'s global score of 72.8. Although Xiaomi Redmi Note 8 2021 is notably newer than the Samsung Galaxy A8 (2016), it is just a little heavier and thicker. Both of these phones use Android OS (Operating System), but Xiaomi Redmi Note 8 2021 has older 11 version while Samsung Galaxy A8 (2016) has Android 6.0 Marshmallow version.
Galaxy A8 (2016) and Xiaomi Redmi Note 8 2021 have extremely similar processors, and although the Xiaomi Redmi Note 8 2021 has more RAM memory, they both have 8 CPU cores. The Xiaomi Redmi Note 8 2021 has a little more vivid screen than Samsung Galaxy A8 (2016), because it has a quite larger screen, a little higher 1080 x 2340px resolution and a little more pixels per inch in the screen.
The Xiaomi Redmi Note 8 2021 counts with a greater camera than Samsung Galaxy A8 (2016), and although they both have the same (Full HD) video resolution and the same video frame rates, the Xiaomi Redmi Note 8 2021 also has a lot higher resolution back-facing camera and a larger aperture to take better low-light images and video.
The Xiaomi Redmi Note 8 2021 counts with a quite bigger memory for games and applications than Samsung Galaxy A8 (2016), because although it has a SD card slot that allows 128 GB smaller, it also counts with 32 GB more internal storage. The Xiaomi Redmi Note 8 2021 has better battery performance than Galaxy A8 (2016), because it has a 4000mAh battery capacity against 3300mAh.
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