Compare phones
| Global Score | |
| 77.7 | 75.7 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 12 |
| 2020-06-19 | 2022-11-01 |
| 6.44 x 2.96 x 0.35 inches | 6.42 x 2.99 x 0.31 inches |
| 6.77 ounces | 6.60 ounces |
| Black, Blue, Red and White | Frosted Blue, Onyx Black, Stardust Purple and White |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| TFT | OLED |
| 270 pixels per inch | 393 pixels per inch |
| -- | 900 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 8.7 |
| Performance | |
| Samsung Exynos 850 chipset | MediaTek Dimensity 1080 MT6877V (6 nm) chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | processor |
| 3 GB RAM | 6 GB RAM |
| Mali-G76 GPU | Mali-G68 MC4 GPU |
| 9.09 | 6.12 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 50.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.64 inches (1/1.56") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (120 fps) (Full HD) slow motion video |
| 10.78 | 11.77 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Galaxy A21s is slightly better than Xiaomi Redmi Note 12 Pro, with a 77.7 score against 75.7. Although it's the best phone in this review, the Galaxy A21s construction is incredibly older, just a little heavier and somewhat thicker than the Xiaomi Redmi Note 12 Pro. Both of these phones use Android OS (operating system), but Galaxy A21s has the previous 10 version while Xiaomi Redmi Note 12 Pro has Android 12 version.
Galaxy A21s has a much more powerful CPU than Xiaomi Redmi Note 12 Pro, although it has lesser RAM, they both have the same number of cores. The Xiaomi Redmi Note 12 Pro counts with a much more vibrant display than Samsung Galaxy A21s, because it has a quite bigger screen, a much higher resolution of 1080 x 2400 and a better screen density.
The Xiaomi Redmi Note 12 Pro features just a bit more storage to store more games and applications than Galaxy A21s, because although it has no SD memory slot, it also counts with 128 GB internal storage. Xiaomi Redmi Note 12 Pro captures clearer photos and videos than Galaxy A21s, because it has a larger camera aperture to take better low light photos, a lot larger sensor providing a way higher image quality, a better 50 mega pixels resolution back facing camera and a lot higher 3840x2160 (4K) video quality.
Xiaomi Redmi Note 12 Pro's battery lifetime is very similar to the battery performance in Samsung Galaxy A21s.
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