Compare phones
| Global Score | |
| 84.1 | 79.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 11, 10 |
| 2020-03-23 | 2020-02-11 |
| 6.26 x 2.96 x 0.35 inches | 6.51 x 3.02 x 0.35 inches |
| 6.63 ounces | 7.34 ounces |
| Midnight blue and Raven black | Atlantis blue, Matrix purple and Phoenix red |
| Plastic and Plastic | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 393 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 730G SM7150-AB chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 618 GPU |
| 9.27 | 9.27 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 7.7 |
| Camera | |
| 48.00 MP + 20.00 MP | 64.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 11.55 | 12.1 |
| 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 Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy M21 is slightly better than Xiaomi Poco X2, having an 84.1 score against 79.3. The Samsung Galaxy M21 is a a bit lighter phone than the Xiaomi Poco X2, but both of them have the same thickness. These devices include the same Android 11 OS (operating system), so you shouldn't notice any differences regarding OS features.
The Samsung Galaxy M21 and the Xiaomi Poco X2 feature very similar processing units, and although the Xiaomi Poco X2 has more RAM memory, they both have 8 CPU cores. The Galaxy M21 counts with a bit more vivid display than Xiaomi Poco X2, because although it has a little bit smaller screen and a bit lower 1080 x 2340 resolution, it also counts with a little bit greater pixel quantity per display inch.
Galaxy M21 counts with much more memory capacity to install applications and games than Xiaomi Poco X2, and although they both have equal internal memory, the Galaxy M21 also has a SD extension slot that admits a maximum of 512 GB. Samsung Galaxy M21 features improved battery life than Xiaomi Poco X2, because it has 6000mAh of battery capacity instead of 4500mAh.
The Xiaomi Poco X2 counts with just a bit better camera than Samsung Galaxy M21, and although they both have the same 3840x2160 video resolution and the same video frame rates, the Xiaomi Poco X2 also has a bigger back-facing camera sensor, a larger aperture for better low light photos and a much more mega-pixels back facing camera.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.