Compare phones
| Global Score | |
| 72.6 | 76.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 15 | Android 11 |
| -- | 2021-05-27 |
| -- | 6.23 x 2.96 x 0.33 inches |
| -- | 6.70 ounces |
| -- | Moonlight White, Neptune Blue and Space Black, |
| -- | Glass and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.8 inches | 6.3 inches |
| -- | 2340 x 1080 pixels |
| AMOLED | IPS LCD |
| -- | 409 pixels per inch |
| No touch screen | No touch screen |
| 2.7 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 8 Elite SM8650 (4 nm) chipset | MediaTek Helio G85 MT6769Z chipset |
| processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 830 GPU | Mali G52 MC2 GPU |
| 6.21 | 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 | |
| 200.00 MP + 10.00 MP | 48.00 MP + 13.00 MP |
| -- | f/1.80 aperture |
| 0.64 inches (1/1.56") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (30 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 13.42 | 11 |
| Networks | |
| -- | Wi-Fi |
| -- | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA |
| Nano SIM | Nano SIM |
| 7.6 | 6.6 |
| Battery Life | |
| 3050mAh Dual Nano SIM + eSIM Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.04 | 5.92 |
| Other Features | |
| Bluetooth 5.3 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Redmi Note 8 2021 has a global score of 76.7, which is a bit better than the Galaxy S25 Slim (Rumored)'s 72.6 global score. These devices include Android OS (operating system), but Xiaomi Redmi Note 8 2021 has the previous 11 version and Galaxy S25 Slim (Rumored) has Android 15. Xiaomi Redmi Note 8 2021 features a much sharper display than Samsung Galaxy S25 Slim (Rumored), although it has a quite smaller screen.
Samsung Galaxy S25 Slim (Rumored) counts with just a bit bigger storage to install games and applications than Xiaomi Redmi Note 8 2021, because although it has no SD memory card expansion slot, it also counts with 128 GB internal memory. Xiaomi Redmi Note 8 2021 features a much greater hardware performance than Galaxy S25 Slim (Rumored), because although it has less RAM memory, it also counts with a higher number of cores (and faster).
The Xiaomi Redmi Note 8 2021 has superior battery duration than Samsung Galaxy S25 Slim (Rumored), because it has a 4000mAh battery size. Galaxy S25 Slim (Rumored) captures way better photos and videos than Xiaomi Redmi Note 8 2021, because it has a much more mega pixels back-facing camera, a much better 7680x4320 video quality and a lot larger back-facing camera sensor shooting lot higher quality videos and pictures.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.