Compare phones
| Global Score | |
| 78.2 | 76.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 10 |
| 2020-11-27 | 2020-06-29 |
| 6.39 x 3.04 x 0.38 inches | 6.61 x 3.02 x 0.32 inches |
| 6.98 ounces | 6.81 ounces |
| Cool blue, Power black and Yellow | Black |
| Plastic and Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| $ 149.00 | $ 194.00 |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 2340 x 1080 pixels | 1600 x 720 pixels |
| IPS LCD | IPS LCD |
| 396 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 662 SM6115 chipset | Mediatek Helio P35 chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Adreno 610 GPU | PowerVR GE8320 GPU |
| 9.09 | 9.27 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.74 | 9.84 |
| Camera | |
| 48.00 MP + 8.00 MP | 16.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.5 inches (1/2") sensor | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.78 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 6000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Xiaomi Poco M3 is slightly better than Galaxy A21, having a general score of 78.2 against 76.1. Xiaomi Poco M3's design is somewhat thicker and just a bit heavier than Galaxy A21. Both of these devices have the same Android 10 OS (Operating System). The Xiaomi Poco M3 has a bit sharper screen than Galaxy A21, and although they both have a display with the same size, the Xiaomi Poco M3 also has more pixels per screen inch and a lot better 1080 x 2340 pixels resolution.
Samsung Galaxy A21 features a bit better performance than Xiaomi Poco M3, although it has a lower amount of RAM memory, they both have 8 cores. The Xiaomi Poco M3 features a greater memory capacity for applications and games than Galaxy A21, and although they both have a SD card slot that supports a maximum of 512 GB, the Xiaomi Poco M3 also has 64 GB internal memory.
The Xiaomi Poco M3 has a way better battery lifetime than Galaxy A21, because it has a 6000mAh battery capacity. The Xiaomi Poco M3 counts with a much better camera than Galaxy A21, and although they both have a same size aperture, the same 30 fps video frame rate and the same 1920x1080 (Full HD) video definition, the Xiaomi Poco M3 also has a much more mega-pixels back facing camera and a lot bigger sensor.
The Xiaomi Poco M3 not only is the best phones of the ones in this comparison, but it's also very cheap compared to the other ones.
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