Compare phones
| Global Score | |
| 72.7 | 76.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 8.0 Oreo | Android 11 |
| 2018-06-29 | 2021-05-27 |
| 6.03 x 3.00 x 0.34 inches | 6.23 x 2.96 x 0.33 inches |
| 6.38 ounces | 6.70 ounces |
| 16 777 216 | Moonlight White, Neptune Blue and Space Black, |
| -- | Glass and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.3 inches |
| 1280 x 720 pixels (HD) | 2340 x 1080 pixels |
| TFT | IPS LCD |
| 267 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7884 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 |
| 2 GB RAM | 4 GB RAM |
| Mali-T830 MP1 GPU | Mali G52 MC2 GPU |
| 8.73 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 9.44 | 10.02 |
| Camera | |
| 13.00 MP + 13.00 MP | 48.00 MP + 13.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 28.00mm focal length | -- |
| 0.33 inches (1/3.06") sensor | 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 and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Nano SIM | Nano SIM |
| 6.3 | 6.6 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.2 |
| GPS | GPS |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Redmi Note 8 2021 is slightly better than the Samsung Galaxy J7 Refine, with a 76.7 score against 72.7. Both phones in this review use Android OS (operating system), but Xiaomi Redmi Note 8 2021 has 11 version while Samsung Galaxy J7 Refine has Android 8.0 Oreo. The Xiaomi Redmi Note 8 2021 construction is much newer and just a little bit thinner, but a little bit heavier than the Samsung Galaxy J7 Refine.
Xiaomi Redmi Note 8 2021 features a brighter display than Galaxy J7 Refine, because it has a much higher 1080 x 2340 resolution, a much greater pixels density and a quite larger display. The Xiaomi Redmi Note 8 2021 counts with just a bit bigger memory to store more apps and games than Galaxy J7 Refine, because although it has an external memory card slot that holds 272 GB smaller, it also counts with 64 GB internal memory.
The Xiaomi Redmi Note 8 2021 features a little bit better hardware performance than Samsung Galaxy J7 Refine, and although they both have a Octa-Core processing unit, the Xiaomi Redmi Note 8 2021 also has 2 GB more RAM. The Xiaomi Redmi Note 8 2021 features a way better camera than Galaxy J7 Refine, because although it has a smaller aperture which is worse for capturing pictures or videos in low light environments, and they both have the same 1920x1080 (Full HD) video resolution and the same 30 fps video frame rate, the Xiaomi Redmi Note 8 2021 also counts with a much larger back camera sensor and a much more mega-pixels camera in the back.
Xiaomi Redmi Note 8 2021 features improved battery lifetime than Galaxy J7 Refine, because it has a 21 percent larger battery capacity.
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