Compare phones
| Global Score | |
| 74.1 | 90.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 7.0 Nougat, 6.0 Marshmallow | Android 11, 10 |
| 2017-01-23 | 2020-04-29 |
| 5.94 x 2.99 x 0.33 inches | 6.26 x 2.90 x 0.34 inches |
| 5.82 ounces | 6.60 ounces |
| 16 777 216 | Prism cube black |
| Aluminum | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| $ 190.00 | $ 339.00 |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 401 pixels per inch | 405 pixels per inch |
| 450 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Samsung Exynos 980 chipset |
| ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 506 GPU | Mali-G76 MP5 GPU |
| 9.09 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 10.02 | 15.38 |
| Camera | |
| 13.00 MP + 5.00 MP | 48.00 MP + 32.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.02 | 11.55 |
| 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 - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6 | 6.32 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy A51 5G is a lot better than the Xiaomi Redmi Note 4, with a 90.8 score against 74.1. Galaxy A51 5G's construction is extremely newer, but just a little thicker and heavier than the Xiaomi Redmi Note 4. These phones have Android OS (Operating System), but Galaxy A51 5G has 11 version and Xiaomi Redmi Note 4 has Android 7.0 Nougat.
The Xiaomi Redmi Note 4 counts with just a bit better looking screen than Galaxy A51 5G, although it has a little bit smaller display, a quite inferior quantity of pixels per inch of display and a bit worse 1080 x 1920 resolution. Galaxy A51 5G has a much bigger storage capacity for applications, games, photos and videos than Xiaomi Redmi Note 4, because it has an external memory slot that holds a maximum of 1000 GB and 64 GB more internal memory capacity.
Galaxy A51 5G has a little better processing power than Xiaomi Redmi Note 4, and although they both have the same number of cores, the Galaxy A51 5G also has a greater amount of RAM memory. Galaxy A51 5G counts with a bit longer battery duration than Xiaomi Redmi Note 4, because it has a 10 percent bigger battery size.
The Galaxy A51 5G has a greater camera than Xiaomi Redmi Note 4, and although they both have a F2 aperture, the Galaxy A51 5G also has a back camera with a way better resolution and a lot higher 3840x2160 (4K) video resolution.
The Galaxy A51 5G is way more expensive than the Xiaomi Redmi Note 4, but it's still a great choice, because you can get a better phone for that extra money.
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