Compare phones
| Global Score | |
| 74.6 | 76.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 8.0 Oreo | Android 11 |
| -- | 2021-05-27 |
| 6.04 x 3.04 x 0.32 inches | 6.23 x 2.96 x 0.33 inches |
| 6.14 ounces | 6.70 ounces |
| 16 777 216 | Moonlight White, Neptune Blue and Space Black, |
| Plastic | 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 |
| Super AMOLED | 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 |
| 4 GB RAM | 4 GB RAM |
| ARM Mali-G71 GPU | Mali G52 MC2 GPU |
| 8.82 | 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 | |
| 13.00 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 27.00mm 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 |
| 9.02 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Micro SIM, Dual SIM | Nano SIM |
| 6.1 | 6.6 |
| Battery Life | |
| 3000mAh Battery | 4000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 4.96 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Xiaomi Redmi Note 8 2021 has a general score of 76.7, which is a little bit better than the Galaxy J7 Duo's 74.6 score. Both of these phones include Android OS (operating system), but Xiaomi Redmi Note 8 2021 has older 11 version while Galaxy J7 Duo has Android 8.0 Oreo. The Xiaomi Redmi Note 8 2021 is a just a little bit heavier and a bit thicker cellphone than the Galaxy J7 Duo.
The Xiaomi Redmi Note 8 2021 has just a bit better processing power than Galaxy J7 Duo. Both of them have a 4 GB RAM and a Octa-Core CPU. The Xiaomi Redmi Note 8 2021 has a sharper display than Galaxy J7 Duo, because it has a lot higher resolution of 1080 x 2340, a little bit larger screen and a way better display pixel density.
The Xiaomi Redmi Note 8 2021 counts with a greater storage capacity to install applications and games or saving photos and videos than Galaxy J7 Duo, because although it has a slot for an external memory card that admits 128 GB smaller, it also counts with 64 GB internal storage capacity. Xiaomi Redmi Note 8 2021 features improved battery duration than Samsung Galaxy J7 Duo, because it has a 4000mAh battery capacity.
The Xiaomi Redmi Note 8 2021 features a very superior camera than Samsung Galaxy J7 Duo, and although they both have the same 30 frames per second video frame rate and the same 1920x1080 (Full HD) video definition, the Xiaomi Redmi Note 8 2021 also has a lot bigger back-facing camera sensor taking more light and vivid colors, a larger aperture to take better captures in poorly lited situations and a camera with way more MP.
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