Compare phones
| Global Score | |
| 74.9 | 85.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 8.1 Oreo | Android 11, 10 |
| 2018-07-19 | 2019-12-27 |
| 6.94 x 3.44 x 0.31 inches | 6.24 x 2.90 x 0.31 inches |
| 7.80 ounces | 6.07 ounces |
| 16 777 216 | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Aluminum | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 6.9 inches | 6.5 inches |
| 2160 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 350 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.7 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 636 SDM636 chipset | Samsung Exynos 9611 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 509 GPU | Mali-G72 MP3 GPU |
| 8.91 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 14.14 |
| Camera | |
| 12.00 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.68 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 5500mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.2 | 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
The Galaxy A51 has a general score of 85.5, which is better than the Xiaomi Mi Max 3's global score of 74.9. These phones work with Android OS (operating system), but the Galaxy A51 has the previous 11 version and Xiaomi Mi Max 3 has Android 8.1 Oreo. Galaxy A51 is a notably lighter cellphone than Xiaomi Mi Max 3, but both are equally thin.
Galaxy A51 counts with a bit better processing power than Xiaomi Mi Max 3. Both of them have the same RAM memory amount and 8 cores. Galaxy A51 features a bit more vivid screen than Xiaomi Mi Max 3, because although it has a little smaller display, it also counts with a just a bit more pixels per inch in the display and a quite better resolution of 1080 x 2400px.
The Samsung Galaxy A51 counts with a very superior memory capacity to install applications and games than Xiaomi Mi Max 3, because it has more internal storage and a slot for an SD memory card that holds a maximum of 512 GB. The Xiaomi Mi Max 3 has a way better battery performance than Samsung Galaxy A51, because it has 5500mAh of battery capacity instead of 4000mAh.
Galaxy A51 shoots better photographs and videos than Xiaomi Mi Max 3, because although it has a tinier aperture which is not nice for capturing photographs in poorly lited environments, and they both have the same 30 frames per second video frame rate and the same (4K) video quality, the Galaxy A51 also counts with a much bigger sensor taking much better quality videos and photos and a way more mega pixels camera.
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