Compare phones
| Global Score | |
| 74.4 | 76.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 7.1 Nougat | Android 10 |
| 2018-02-22 | 2020-06-29 |
| 6.24 x 2.97 x 0.32 inches | 6.61 x 3.02 x 0.32 inches |
| 6.35 ounces | 6.81 ounces |
| 16 777 216 | Black |
| Metal | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| -- | $ 194.00 |
| Display / Screen | |
| 6 inches | 6.5 inches |
| 2160 x 1080 pixels | 1600 x 720 pixels |
| IPS LCD | IPS LCD |
| 402 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Mediatek Helio P35 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Adreno 506 GPU | PowerVR GE8320 GPU |
| 9.09 | 9.27 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.02 | 9.84 |
| Camera | |
| 12.00 MP + 5.00 MP | 16.00 MP + 13.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| -- | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.8 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy A21 is a bit better than the Xiaomi Redmi Note 5, getting a overall score of 76.1 against 74.4. The Samsung Galaxy A21 is a a little heavier device than Xiaomi Redmi Note 5, but both are 0.32inches thick. Both phones in this comparison include Android OS (Operating System), but the Samsung Galaxy A21 has older 10 version and Xiaomi Redmi Note 5 has Android 7.1 Nougat.
Xiaomi Redmi Note 5 counts with just a bit better looking screen than Galaxy A21, because although it has a little smaller display, it also counts with more pixels per display inch and a way better 1080 x 2160 resolution. Xiaomi Redmi Note 5 has a little bit better memory capacity for applications, games, photos and videos than Galaxy A21, because although it has a slot for an SD memory card that allows 384 GB smaller, it also counts with 64 GB internal memory.
The Samsung Galaxy A21 has a bit better processing power than Xiaomi Redmi Note 5, although it has 1 GB less RAM, they both have a Octa-Core processing unit. The Galaxy A21 captures a little bit better videos and photos than Xiaomi Redmi Note 5, and although they both have the same 30 frames per second video frame rates and the same 1920x1080 (Full HD) video resolution, the Galaxy A21 also has a much higher 16 mega pixels resolution back facing camera and a bigger diafragm aperture.
The Samsung Galaxy A21's battery performance is just as good as the Xiaomi Redmi Note 5 one.
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