Compare phones
| Global Score | |
| 90.8 | 76.4 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 6.0 Marshmallow |
| 2020-04-29 | 2016-09-29 |
| 6.26 x 2.90 x 0.34 inches | 5.73 x 2.77 x 0.32 inches |
| 6.60 ounces | 5.11 ounces |
| Prism cube black | Gold, Gray, Pink and Silver |
| Aluminum and Plastic | Metal |
| Scratch-Resistant Glass | -- |
| $ 339.00 | $ 345.00 |
| Display / Screen | |
| 6.5 inches | 5.2 inches |
| 2400 x 1080 pixels | 1920 x 1080 pixels (Full HD) |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 424 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.7 |
| Performance | |
| Samsung Exynos 980 chipset | Qualcomm Snapdragon 821 MSM8996 Pro chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo, 64-bit (Quad-Core 2340 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Mali-G76 MP5 GPU | Adreno 530 GPU |
| 9.27 | 9 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | No SD card slot |
| 15.38 | 10.1 |
| Camera | |
| 48.00 MP + 32.00 MP | 12.00 MP + 4.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.43 inches (1/2.3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (120 fps) (Full HD) slow motion video |
| 11.55 | 9.68 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | -- |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G) and HSPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 5.5 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 3200mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 5.2 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy A51 5G has a general score of 90.8, which is better than the Xiaomi Mi 5s's overall score of 76.4. Both phones in this review have Android OS (Operating System), but the Galaxy A51 5G has an older 11 version and Xiaomi Mi 5s has Android 6.0 Marshmallow version. The Galaxy A51 5G construction is noticeably newer, but way heavier and just a little bit thicker than Xiaomi Mi 5s.
Xiaomi Mi 5s features a bit sharper screen than Samsung Galaxy A51 5G, because although it has a much smaller screen and a bit worse resolution of 1080 x 1920, it also counts with a just a little better pixel count per inch in the screen. Samsung Galaxy A51 5G features a lot bigger storage for applications and games than Xiaomi Mi 5s, and although they both have equal internal storage capacity, the Samsung Galaxy A51 5G also has a slot for an SD memory card that supports up to 1000 GB.
Samsung Galaxy A51 5G features a little faster CPU than Xiaomi Mi 5s, because it has a higher number of cores and more RAM. The Galaxy A51 5G features a really longer battery life than Xiaomi Mi 5s, because it has a 4500mAh battery capacity. Galaxy A51 5G shoots much better pictures and videos than Xiaomi Mi 5s, and although they both have a same size camera aperture, the same 30 frames per second video frame rate and the same 3840x2160 video resolution, the Galaxy A51 5G also has a back facing camera with a way better 48 MP resolution and a larger back-facing camera sensor which provides a better image and video quality.
In addition to being the best phone of the ones we compare here, Galaxy A51 5G is also the cheapest, which makes it a simple decision.
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