Compare phones
| Global Score | |
| 71.6 | 91.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 4.4.2, 4.2.1 | Android 11 |
| 0000-00-00 | 2021-01-29 |
| 5.67 x 2.90 x 0.32 inches | 5.97 x 2.80 x 0.31 inches |
| 5.11 ounces | 6.03 ounces |
| Black | Gray, Phantom pink, Violet and White |
| -- | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| $ 300.00 | $ 722.00 |
| Display / Screen | |
| 5 inches | 6.2 inches |
| 1080 x 1920 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 441 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 800 8974-AB chipset | Qualcomm Snapdragon 888 chipset |
| Krait 400 (Quad-Core 2360 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 2 GB (933 MHz) RAM | 8 GB RAM |
| Adreno 330 (450 MHz) GPU | Adreno 660 GPU |
| 9.27 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 7.7 | 10.1 |
| Camera | |
| 13.00 MP + 2.00 MP | 12.00 MP + 10.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.57 inches (1/1.76") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 8.91 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| SIM | Nano SIM |
| 4.6 | 10.7 |
| Battery Life | |
| 3050mAh Li-Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.04 | 5.92 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy S21 has a general score of 91.8, which is way better than Xiaomi Mi-3's score of 71.6. Samsung Galaxy S21 is a a little thinner but somewhat heavier cellphone than the Xiaomi Mi-3. Both of these phones use Android OS (Operating System), but the Samsung Galaxy S21 has the previous 11 version and Xiaomi Mi-3 has Android 4.4.2.
Samsung Galaxy S21 counts with a bit faster processor than Xiaomi Mi-3, because although it has doesn't have an extra graphics processor, it also counts with a greater amount of RAM and a larger number of cores. The Galaxy S21 has a little bit better looking display than Xiaomi Mi-3, because although it has a quite lower pixel quantity in each inch of screen, it also counts with a bigger display and a little bit higher 1080 x 2400px resolution.
The Samsung Galaxy S21 captures much better videos and photos than Xiaomi Mi-3, because although it has a lesser mega-pixels camera, it also counts with a bigger camera aperture to take better photography and video in low-light situations and a way better video quality. The Samsung Galaxy S21 has a superior memory to install applications and games or saving photos and videos than Xiaomi Mi-3, because it has 128 GB internal memory.
The Galaxy S21 features longer battery lifetime than Xiaomi Mi-3, because it has a 31% larger battery capacity.
The Galaxy S21 costs a lot more money than Xiaomi Mi-3, but it's still a convenient choice, because you can get a lot more for that extra money.
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