Compare phones
| Global Score | |
| 76.1 | 79.5 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 11 |
| 2020-06-29 | 2021-05-26 |
| 6.61 x 3.02 x 0.32 inches | 6.37 x 2.97 x 0.35 inches |
| 6.81 ounces | 6.70 ounces |
| Black | Aurora Green, Chrome Silver, Graphite Gray and Nighttime Blue |
| Plastic and Plastic | -- |
| -- | Scratch-Resistant Glass |
| $ 194.00 | $ 199.00 |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| IPS LCD | AMOLED |
| 270 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.1 |
| Performance | |
| Mediatek Helio P35 chipset | MediaTek Dimensity 700 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Arm Cortex-A76 and Arm Cortex-A55, 64-bit, 7 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| PowerVR GE8320 GPU | Arm Mali-G57 MC2 GPU |
| 9.27 | 9.18 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 7.7 |
| Camera | |
| 16.00 MP + 13.00 MP | 48.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.33 inches (1/3.06") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | -- |
| 9.35 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Xiaomi Redmi Note 10 5G has an overall score of 79.5, which is slightly better than Galaxy A21's 76.1 overall score. These phones work with Android OS (operating system), but the Xiaomi Redmi Note 10 5G has a more recent 11 version and Galaxy A21 has Android 10, giving some extra features. Xiaomi Redmi Note 10 5G is a newer and a little lighter phone than Galaxy A21, although it's also just a little bit thicker.
The Galaxy A21 has a bit superior CPU than Xiaomi Redmi Note 10 5G, although it has a smaller amount of RAM memory, they both have the same number of cores. The Xiaomi Redmi Note 10 5G counts with a more vivid display than Galaxy A21, and although they both have a screen of the same size, the Xiaomi Redmi Note 10 5G also has a lot better resolution of 1080 x 2400 pixels and a higher pixels density.
The Galaxy A21 features much more memory to install applications and games or saving photos and videos than Xiaomi Redmi Note 10 5G, because although it has only 32 GB internal storage capacity, it also counts with a SD memory slot that supports a maximum of 512 GB. Xiaomi Redmi Note 10 5G features improved battery lifetime than Samsung Galaxy A21, because it has a 5000mAh battery size.
The Xiaomi Redmi Note 10 5G takes clearer photographs and videos than Galaxy A21, and although they both have a same size diafragm aperture, the Xiaomi Redmi Note 10 5G also has a much bigger back camera sensor which offers a lot higher photo and video quality and a way better resolution back-facing camera.
Xiaomi Redmi Note 10 5G costs a little more money than the Samsung Galaxy A21, but you can get a better phone for that extra money.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.