Compare phones
| Global Score | |
| 90.8 | 77.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 8.1 Oreo |
| 2020-04-29 | 2018-11-23 |
| 6.26 x 2.90 x 0.34 inches | 6.22 x 3.01 x 0.33 inches |
| 6.60 ounces | 6.42 ounces |
| Prism cube black | 16 777 216 |
| Aluminum and Plastic | Metal and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 339.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.3 inches |
| 2400 x 1080 pixels | 2280 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 400 pixels per inch |
| -- | 500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.5 |
| Performance | |
| Samsung Exynos 980 chipset | Qualcomm Snapdragon 636 SDM636 chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G76 MP5 GPU | Adreno 509 GPU |
| 9.27 | 9 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 15.38 | 10.78 |
| Camera | |
| 48.00 MP + 32.00 MP | 12.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.39 inches (1/2.55") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 11.55 | 9.24 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.7 | 6.3 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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 | FM Radio |
Comparison review
Galaxy A51 5G has a score of 90.8, which is much better than Xiaomi Redmi Note 6 Pro's global score of 77.2. The Galaxy A51 5G is a newer cellphone than Xiaomi Redmi Note 6 Pro, although it is a bit thicker and a little heavier. Both of these phones have Android OS (operating system), but Galaxy A51 5G has the older 11 version while Xiaomi Redmi Note 6 Pro has Android 8.1 Oreo version.
The Xiaomi Redmi Note 6 Pro counts with a little sharper screen than Galaxy A51 5G, although it has a little bit worse resolution of 1080 x 2280, a bit smaller display and a just a bit less pixels per inch of display. Samsung Galaxy A51 5G features just a bit better processing power than Xiaomi Redmi Note 6 Pro. They have the same RAM memory amount and 8 cores.
The Samsung Galaxy A51 5G features much more storage for applications, games, photos and videos than Xiaomi Redmi Note 6 Pro, because it has a slot for external memory cards that supports a maximum of 1000 GB and more internal storage capacity. Galaxy A51 5G features a very superior camera than Xiaomi Redmi Note 6 Pro, because although it has a tinier diafragm aperture which is worse for taking pictures or videos in poorly lited environments, it also counts with a much bigger back-facing camera sensor capturing more light and vivid colors, a much higher 3840x2160 (4K) video resolution and a camera in the back with lot more mega-pixels.
Samsung Galaxy A51 5G has a little longer battery life than Xiaomi Redmi Note 6 Pro, because it has a 13 percent more battery size.
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