Compare phones
| Global Score | |
| 74.9 | 86.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 8.1 Oreo | Android 11, 10 |
| 2018-07-19 | 2020-03-05 |
| 6.94 x 3.44 x 0.31 inches | 6.27 x 2.96 x 0.35 inches |
| 7.80 ounces | 6.74 ounces |
| 16 777 216 | Black, Blue and Red |
| Aluminum | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.9 inches | 6.4 inches |
| 2160 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 350 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.7 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 636 SDM636 chipset | 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 | 6 GB RAM |
| Adreno 509 GPU | Mali-G72 MP3 GPU |
| 8.91 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 11.74 |
| Camera | |
| 12.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.59 inches (1/1.7") 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 | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.68 | 12.1 |
| 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 | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.2 | 7.52 |
| 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 M31 is much better than Xiaomi Mi Max 3, with a global score of 86.5 against 74.9. Both phones in this comparison include Android OS (Operating System), but Galaxy M31 has an older 11 version while Xiaomi Mi Max 3 has Android 8.1 Oreo version. The Galaxy M31 design is newer and somewhat lighter than Xiaomi Mi Max 3's, although it's also thicker.
Galaxy M31 counts with a little bit better screen than Xiaomi Mi Max 3, because although it has a bit smaller display, it also counts with a quite greater pixels amount per inch in the display and a little bit higher 1080 x 2340 resolution. Galaxy M31 features just a bit more memory to install games and applications than Xiaomi Mi Max 3, and although they both have exactly the same internal storage, the Galaxy M31 also has a slot for an SD memory card that supports a maximum of 512 GB.
The Galaxy M31 features a bit more powerful processing unit than Xiaomi Mi Max 3, and although they both have 8 CPU cores, the Galaxy M31 also has a higher amount of RAM. The Samsung Galaxy M31 has a little longer battery lifetime than Xiaomi Mi Max 3, because it has 6000mAh of battery capacity. The Samsung Galaxy M31 features a greater camera than Xiaomi Mi Max 3, and although they both have the same 3840x2160 video definition and the same video frame rates, the Samsung Galaxy M31 also has a bigger diafragm aperture for better captures in low-light environments, a way more mega-pixels back facing camera and a much larger back camera sensor which gives a way better image and video quality.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.