Compare phones
| Global Score | |
| 73.5 | 76.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 9.0 Pie, 7.0 Nougat | Android 11 |
| 2017-07-01 | 2021-05-27 |
| 6.00 x 2.94 x 0.31 inches | 6.23 x 2.96 x 0.33 inches |
| 6.38 ounces | 6.70 ounces |
| Black, Gold, Rose gold and Silver | Moonlight White, Neptune Blue and Space Black, |
| Aluminum | Glass and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.3 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 401 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | MediaTek Helio G85 MT6769Z chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-T830 MP2 GPU | Mali G52 MC2 GPU |
| 8.73 | 9.09 |
| Storage | |
| 16 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 7.48 | 10.02 |
| Camera | |
| 13.00 MP + 13.00 MP | 48.00 MP + 13.00 MP |
| f/1.70 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 |
| 9.02 | 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 | |
| 3600mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.6 | 5.92 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | -- |
| -- | 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 Redmi Note 8 2021 has a global score of 76.7, which is slightly better than the Galaxy J7 (2017)'s 73.5 overall score. Although the Xiaomi Redmi Note 8 2021 is notably newer than the Galaxy J7 (2017), it is just a bit thicker and a bit heavier. Both phones we compare here work with Android OS (operating system), but Xiaomi Redmi Note 8 2021 has the older 11 version and Galaxy J7 (2017) has Android 9.0 Pie version.
The Xiaomi Redmi Note 8 2021 counts with a bit faster processor than Galaxy J7 (2017), and although they both have the same number of cores, the Xiaomi Redmi Note 8 2021 also has a higher amount of RAM memory. Xiaomi Redmi Note 8 2021 has a little more vivid screen than Galaxy J7 (2017), because it has a little bit bigger screen, a bit higher resolution of 1080 x 2340px and a quite greater pixels number per inch in the display.
Xiaomi Redmi Note 8 2021 shoots greater pictures and videos than Galaxy J7 (2017), because although it has a smaller camera aperture which is not favorable for low light photos and videos, and they both have the same video quality and the same 30 fps video frame rates, the Xiaomi Redmi Note 8 2021 also counts with a camera with lot more mega pixels.
The Xiaomi Redmi Note 8 2021 features a much better storage to install applications and games or saving photos and videos than Samsung Galaxy J7 (2017), because although it has a SD card slot that admits a maximum of 128 GB against 256 GB, it also counts with 48 GB more internal memory. The Xiaomi Redmi Note 8 2021 has just a little bit longer battery duration than Samsung Galaxy J7 (2017), because it has 4000mAh of battery capacity.
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