Compare phones
| Global Score | |
| 84.1 | 79.1 |
| Basic Information | |
| Samsung | Sony |
| Android 11, 10 | -- |
| 2020-03-23 | 2018-04-05 |
| 6.26 x 2.96 x 0.35 inches | 6.02 x 2.83 x 0.44 inches |
| 6.63 ounces | 6.98 ounces |
| Midnight blue and Raven black | Black, Green, Pink and Silver |
| Plastic and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 5.7 inches |
| 2340 x 1080 pixels | 2160 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 424 pixels per inch |
| 420 cd/m2 brightness | 700 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.8 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Adreno 630 GPU |
| 9.27 | 9.54 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 11.74 | 11.34 |
| Camera | |
| 48.00 MP + 20.00 MP | 19.00 MP + 5.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 26.00mm focal length | 25.00mm focal length |
| 0.5 inches (1/2") sensor | 0.43 inches (1/2.3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 11.55 | 10.67 |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 3180mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 5.2 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Samsung Galaxy M21 has a global score of 84.1, which is a little bit better than Xperia XZ2's 79.1 score. Samsung Galaxy M21's design is newer, just a little lighter and incredibly thinner than the Xperia XZ2. The Xperia XZ2 counts with a bit more powerful processing unit than Galaxy M21. Both of them have a Octa-Core CPU and a 4 GB RAM memory.
Xperia XZ2 features a bit more vivid display than Samsung Galaxy M21, because although it has a bit lower 1080 x 2160 resolution and a little bit smaller display, it also counts with a just a bit greater quantity of pixels per display inch and way more brightness. The Samsung Galaxy M21 has a little bit better camera than Xperia XZ2, because although it has slower video frame rates, and they both have the same 3840x2160 (4K) video resolution and a F2 diafragm aperture, the Samsung Galaxy M21 also counts with a much more MP back-facing camera and a larger back camera sensor which provides a higher image and video quality.
The Samsung Galaxy M21 features a bit more memory for games and applications than Xperia XZ2, and although they both have the same internal storage, the Samsung Galaxy M21 also has a SD extension slot that supports a maximum of 512 GB. The Galaxy M21 counts with a much longer battery life than Xperia XZ2, because it has 6000mAh of battery capacity.
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