Compare phones
| Global Score | |
| 85.5 | 82.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 11 |
| 2019-12-27 | -- |
| 6.24 x 2.90 x 0.31 inches | 6.44 x 2.98 x 0.35 inches |
| 6.07 ounces | 6.88 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | -- |
| Plastic and Plastic | -- |
| Scratch-Resistant Glass | -- |
| $ 282.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.6 inches |
| 2400 x 1080 pixels | 2400 x 2080 pixels |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 481 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.5 |
| Performance | |
| Samsung Exynos 9611 chipset | MediaTek Dimensity 810 MT6833 (6 nm) chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Cortex-A76, 64-bit (Octa-Core 2400 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Mali-G57 MC2 GPU |
| 9.27 | 9.36 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 48.00 MP + 32.00 MP | 50.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.25 inches (1/4") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | -- |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 11.55 | 9.35 |
| 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) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy A51 has a general score of 85.5, which is a little bit better than Xiaomi Redmi Note 11's 82.2 score. The Galaxy A51 is a thinner and lighter device than the Xiaomi Redmi Note 11. Both of these phones include the same Android 11 OS (Operating System), so they should give you identical operating system features.
The Xiaomi Redmi Note 11 features a bit more powerful processor than Galaxy A51, and although they both have 8 cores, the Xiaomi Redmi Note 11 also has more RAM memory. The Xiaomi Redmi Note 11 counts with a little more vivid screen than Samsung Galaxy A51, because it has a little bit larger screen, a higher resolution of 2080 x 2400px and a just a little more pixels per screen inch.
Samsung Galaxy A51 takes much better videos and photos than Xiaomi Redmi Note 11, because although it has a lesser megapixels resolution back camera and a tinier diafragm aperture, it also counts with a way bigger back-facing camera sensor. Galaxy A51 has a much better storage to install applications and games than Xiaomi Redmi Note 11, and although they both have equal internal memory, the Galaxy A51 also has a SD extension slot that holds up to 512 GB.
The Xiaomi Redmi Note 11 features longer battery performance than Galaxy A51, because it has a 5000mAh battery size instead of 4000mAh.
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