Compare phones
| Global Score | |
| 87.5 | 76.7 |
| Basic Information | |
| Xiaomi | Xiaomi |
| Android 12 | Android 11 |
| 2022-06-23 | 2021-05-27 |
| 6.43 x 2.99 x 0.30 inches | 6.23 x 2.96 x 0.33 inches |
| 6.88 ounces | 6.70 ounces |
| Moonlight Silver, Nebula Green and Night Black | Moonlight White, Neptune Blue and Space Black, |
| Glass (Corning Gorilla Glass 5) and Plastic | Glass and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.3 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | 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 (7 nm) chipset | MediaTek Helio G85 MT6769Z chipset |
| Kryo 585, 64-bit (Octa-Core 3200 MHz) processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 6 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 | |
| 64.00 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 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 11.88 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Nano SIM | Nano SIM |
| 10.7 | 6.6 |
| Battery Life | |
| 4500mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.2 | 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
The Xiaomi Poco F4 is better than the Xiaomi Redmi Note 8 2021, with a global score of 87.5 against 76.7. Xiaomi Poco F4's body is newer and just a little thinner than the Xiaomi Redmi Note 8 2021's, although it's just a little heavier. These phones include Android operating system, but Xiaomi Poco F4 has a newer 12 version while Xiaomi Redmi Note 8 2021 has Android 11, providing a couple nice extra features and some performance improvements.
The Xiaomi Poco F4 counts with a much better screen than Xiaomi Redmi Note 8 2021, because although it has a little inferior pixels count in each inch of screen, it also counts with a bit bigger display and a slightly higher 1080 x 2400 resolution. The Xiaomi Poco F4 counts with a bit superior processor than Xiaomi Redmi Note 8 2021, and although they both have 8 cpu cores, the Xiaomi Poco F4 also has a higher amount of RAM memory.
The Xiaomi Poco F4 captures just a bit better videos and photos than Xiaomi Redmi Note 8 2021, and although they both have a 0.5 inches back-facing camera sensor and a F1.8 diafragm aperture, the Xiaomi Poco F4 also has a camera with lot more MP and a much higher 3840x2160 (4K) video quality. The Xiaomi Poco F4 features just a bit more storage for applications, games, photos and videos than Xiaomi Redmi Note 8 2021, because although it has no slot for SD memory cards, it also counts with 128 GB internal storage.
Xiaomi Poco F4 has a bit longer battery performance than Xiaomi Redmi Note 8 2021, because it has 4500mAh of battery capacity against 4000mAh.
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