Compare phones
| Global Score | |
| 72.6 | 84.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 12 | Android 11, 10 |
| 2022-03-16 | 2020-03-23 |
| 6.29 x 2.91 x 0.32 inches | 6.26 x 2.96 x 0.35 inches |
| 6.33 ounces | 6.63 ounces |
| -- | Midnight blue and Raven black |
| -- | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 411 pixels per inch | 403 pixels per inch |
| 1000 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.8 | 8.4 |
| Performance | |
| MediaTek Helio G96 MT6781 (12 nm) chipset | Exynos 9611 chipset |
| processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Mali-G57 MC2 GPU | Mali-G72 MP3 GPU |
| 6.12 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDHC (up to 1 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 15.42 | 11.74 |
| Camera | |
| 64.00 MP + 16.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| -- | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.79 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M21 has an overall score of 84.1, which is much better than Xiaomi POCO M4 Pro's 72.6 general score. Both of these phones work with Android OS (operating system), but Galaxy M21 has the older 11 version while Xiaomi POCO M4 Pro has Android 12. Despite being the best in this comparison review, Galaxy M21's construction is older, a bit thicker and a little bit heavier than Xiaomi POCO M4 Pro.
Galaxy M21 features a way better processing power than Xiaomi POCO M4 Pro, although it has less RAM memory, they both have 8 cores. The Xiaomi POCO M4 Pro features a bit sharper display than Samsung Galaxy M21, and although they both have a screen with the same size, the Xiaomi POCO M4 Pro also has a bit higher resolution of 1080 x 2400, a much brighter screen and a just a bit more pixels per screen inch.
Samsung Galaxy M21 has a superior camera than Xiaomi POCO M4 Pro, although it has a smaller aperture which is not so good for taking photos and/or video in low light environments and a camera in the back with way less mega-pixels. Xiaomi POCO M4 Pro counts with much more storage capacity for apps and games than Samsung Galaxy M21, because it has a SD memory slot that admits up to 1 TB and more internal storage.
Galaxy M21 counts with better battery life than Xiaomi POCO M4 Pro, because it has a 6000mAh battery capacity instead of 5000mAh.
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