Compare phones
| Global Score | |
| 88.3 | 76.7 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 11 | Android 11 |
| 2021-05-06 | 2021-05-27 |
| 6.45 x 3.01 x 0.41 inches | 6.23 x 2.96 x 0.33 inches |
| 7.41 ounces | 6.70 ounces |
| Mirror Black and Pale Grey | Moonlight White, Neptune Blue and Space Black, |
| Metal and Plastic | Glass and Plastic |
| -- | Scratch-Resistant Glass |
| $ 499.00 | -- |
| Display / Screen | |
| 6.7 inches | 6.3 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| -- | IPS LCD |
| 393 pixels per inch | 409 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 870 SM8250-AC chipset | MediaTek Helio G85 MT6769Z chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 3200 MHz) processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 650 GPU | Mali G52 MC2 GPU |
| 9.81 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 128 GB) external memory slot |
| 10.1 | 10.02 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 11.99 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Dual SIM | Nano SIM |
| 10.6 | 6.6 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | 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 |
Comparison review
Xiaomi Black Shark 4 has a score of 88.3, which is much better than the Xiaomi Redmi Note 8 2021's 76.7 general score. Both phones we compare here have the same Android 11 OS (operating system), so both should offer the same operating system features. Xiaomi Black Shark 4's design is just a bit heavier and somewhat thicker than the Xiaomi Redmi Note 8 2021.
Xiaomi Black Shark 4 counts with a bit better hardware performance than Xiaomi Redmi Note 8 2021, and although they both have a Octa-Core processing unit, the Xiaomi Black Shark 4 also has 4 GB more RAM. Xiaomi Black Shark 4 features a better looking screen than Xiaomi Redmi Note 8 2021, because although it has a little lower screen density, it also counts with a little higher resolution of 1080 x 2400 and a little bigger display.
Xiaomi Black Shark 4 counts with a slightly better storage capacity for games and applications than Xiaomi Redmi Note 8 2021, because although it has no slot for external memory cards, it also counts with more internal memory capacity. The Xiaomi Black Shark 4 counts with a slightly better camera than Xiaomi Redmi Note 8 2021, and although they both have a 0.5 inches back camera sensor, a F1.8 aperture and the same resolution camera in the back, the Xiaomi Black Shark 4 also has a lot better video resolution.
The Xiaomi Black Shark 4 features a bit longer battery lifetime than Xiaomi Redmi Note 8 2021, because it has a 13% larger battery capacity.
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