Compare phones
| Global Score | |
| 78.2 | 90.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 11, 10 |
| 2021-01-18 | 2020-04-29 |
| 6.39 x 3.04 x 0.38 inches | 6.26 x 2.90 x 0.34 inches |
| 6.98 ounces | 6.60 ounces |
| Carbon gray, Ocean green, Sunrise orange and Twilight blue | Prism cube black |
| Plastic and Plastic | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 396 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 662 SM6115 chipset | Samsung Exynos 980 chipset |
| Kryo 260, 64-bit, 11 nm (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 610 GPU | Mali-G76 MP5 GPU |
| 9.09 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 11.74 | 15.38 |
| Camera | |
| 48.00 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 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 (480 fps) (HD) slow motion video |
| 10.78 | 11.55 |
| 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, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 6000mAh Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy A51 5G has an overall score of 90.8, which is much better than Xiaomi Redmi 9T's 78.2 global score. The Samsung Galaxy A51 5G is a thinner and just a bit lighter device than Xiaomi Redmi 9T, even though both of them were only released with a couple of months difference. Both of these phones come with Android OS (Operating System), but the Samsung Galaxy A51 5G has a newer 11 version while Xiaomi Redmi 9T has Android 10 version.
The Galaxy A51 5G counts with just a little better performance than Xiaomi Redmi 9T, and although they both have a Octa-Core processing unit, the Galaxy A51 5G also has 2 GB more RAM. Galaxy A51 5G counts with a bit better screen than Xiaomi Redmi 9T, and although they both have a screen of the same size, the Galaxy A51 5G also has a bit higher resolution of 1080 x 2400px and a quite better display density.
The Galaxy A51 5G shoots slightly better photographs and videos than Xiaomi Redmi 9T, because although it has a tinier aperture, and they both have the same camera sensor size and a back-facing camera with a 48 MP, the Galaxy A51 5G also counts with a way higher (4K) video quality. Samsung Galaxy A51 5G features much more memory capacity to store more apps and games than Xiaomi Redmi 9T, because it has an external memory slot that holds a maximum of 1000 GB and 128 GB internal memory.
The Xiaomi Redmi 9T features improved battery lifetime than Galaxy A51 5G, because it has a 6000mAh battery size instead of 4500mAh.
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