Compare phones
| Global Score | |
| 71.7 | 91.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 6.0 Marshmallow | Android 11 |
| 2016-11-07 | 2021-01-29 |
| 5.56 x 2.74 x 0.35 inches | 5.97 x 2.80 x 0.31 inches |
| 5.50 ounces | 6.03 ounces |
| 16 777 216 | Gray, Phantom pink, Violet and White |
| Metal | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| $ 133.00 | $ 722.00 |
| Display / Screen | |
| 5 inches | 6.2 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 441 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.2 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| Adreno 506 GPU | Adreno 660 GPU |
| 9.09 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 8.12 | 10.1 |
| Camera | |
| 13.00 MP + 5.00 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 |
| 8.8 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM |
| 6.1 | 10.7 |
| Battery Life | |
| 4100mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy S21 has a global score of 91.8, which is a lot better than the Xiaomi Redmi 4 Prime's 71.7 global score. Both of these devices include Android OS, but the Samsung Galaxy S21 has an older 11 version and Xiaomi Redmi 4 Prime has Android 6.0 Marshmallow. The Samsung Galaxy S21 is a much newer and somewhat thinner cellphone than Xiaomi Redmi 4 Prime, but it's also a bit heavier.
The Samsung Galaxy S21 has a bit better processing unit than Xiaomi Redmi 4 Prime, and although they both have a Octa-Core processor, the Samsung Galaxy S21 also has 5 GB more RAM. The Galaxy S21 has a brighter display than Xiaomi Redmi 4 Prime, because although it has a little bit lower display pixel density, it also counts with a bigger display and a bit higher 1080 x 2400px resolution.
Galaxy S21 has a way bigger storage capacity to install applications and games or saving photos and videos than Xiaomi Redmi 4 Prime, because although it has no SD card slot, it also counts with 128 GB internal memory capacity. Galaxy S21 counts with a lot better camera than Xiaomi Redmi 4 Prime, because although it has a back facing camera with lesser mega-pixels, it also counts with a larger camera aperture to take better low-light photography and videos and a lot better video definition.
The Xiaomi Redmi 4 Prime features just a bit longer battery life than Samsung Galaxy S21, because it has a 4100mAh battery size against 4000mAh.
Although Samsung Galaxy S21 is a better device, it costs a lot more than the Xiaomi Redmi 4 Prime, and it doesn't have such a good relation between it's price and quality as Xiaomi Redmi 4 Prime. If you are trying to save some dollars, you can buy the Xiaomi Redmi 4 Prime, giving up a few specs and features, but you'll get the most out of your budget.
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