Compare phones
| Global Score | |
| 75 | 86.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 9.0 Pie, 8.1 Oreo, 8.0 Oreo, 7.1 Nougat | Android 11, 10 |
| 2017-09-12 | 2020-03-05 |
| 6.12 x 2.98 x 0.29 inches | 6.27 x 2.96 x 0.35 inches |
| 5.82 ounces | 6.74 ounces |
| Black, Gold and Pink | Black, Blue and Red |
| Metal | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 401 pixels per inch | 403 pixels per inch |
| 450 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Exynos 9611 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 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 506 GPU | Mali-G72 MP3 GPU |
| 9.09 | 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 + 5.00 MP | 64.00 MP + 32.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| -- | 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 |
| 9.35 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3080mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.04 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy M31 is better than Xiaomi Mi A1, getting an 86.5 score against 75. Both phones we compare here use Android OS (operating system), but the Samsung Galaxy M31 has an older 11 version while Xiaomi Mi A1 has Android 9.0 Pie version. The Samsung Galaxy M31 design is notably newer, but thicker and heavier than Xiaomi Mi A1.
The Xiaomi Mi A1 and the Samsung Galaxy M31 feature incredibly similar displays, because although the Samsung Galaxy M31 has a little darker screen, it also counts with a larger screen, a bit higher resolution of 1080 x 2340 and a just a bit more pixels per display inch. The Samsung Galaxy M31 features a bit better processing power than Xiaomi Mi A1, and although they both have a Octa-Core processing unit, the Samsung Galaxy M31 also has 2 GB more RAM memory.
Galaxy M31 has a bit bigger storage capacity to store more games and applications than Xiaomi Mi A1, and although they both have the same 64 GB internal storage, the Galaxy M31 also has a SD card slot that holds up to 512 GB. The Galaxy M31 counts with a lot better camera than Xiaomi Mi A1, and although they both have the same 30 fps video frame rate and the same 3840x2160 video quality, the Galaxy M31 also has a bigger aperture and a lot higher resolution back camera.
The Samsung Galaxy M31 has a much longer battery performance than Xiaomi Mi A1, because it has 6000mAh of battery capacity against 3080mAh.
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