Compare phones
| Global Score | |
| 76.9 | 86.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 10, 9.0 Pie | Android 11, 10 |
| 2019-04-26 | 2020-03-05 |
| 6.47 x 3.02 x 0.31 inches | 6.27 x 2.96 x 0.35 inches |
| 6.46 ounces | 6.74 ounces |
| Black, Blue, Pink and White | Black, Blue and Red |
| Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 299.00 | -- |
| Display / Screen | |
| 6.7 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 393 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 675 SM6150 chipset | Exynos 9611 chipset |
| Kryo 460, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 612 GPU | Mali-G72 MP3 GPU |
| 9.18 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 11.74 |
| Camera | |
| 32.00 MP | 64.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.36 inches (1/2.8") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 3.52 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| 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
Samsung Galaxy M31 is much better than the Samsung Galaxy A70, getting an 86.5 score against 76.9. The Samsung Galaxy M31 construction is newer than Samsung Galaxy A70's, although it's thicker and just a bit heavier. Both phones in this review use Android operating system, but Samsung Galaxy M31 has a more recent 11 version while Samsung Galaxy A70 has Android 10 version, so it counts with a lot of extra features and some performance improvements.
Galaxy M31 features a bit more vivid display than Galaxy A70, because although it has a little smaller display and a bit worse 1080 x 2340 pixels resolution, it also counts with a bit higher pixel density. Samsung Galaxy A70 counts with a much greater storage to install applications and games than Galaxy M31, and although they both have an external memory slot that allows up to 512 GB, the Samsung Galaxy A70 also has 128 GB internal memory.
Galaxy M31 features a little better hardware performance than Galaxy A70. They have a 6 GB RAM and a Octa-Core CPU. Galaxy M31 captures much better photos and videos than Galaxy A70, because although it has a smaller diafragm aperture, and they both have the same video quality and the same video frame rates, the Galaxy M31 also counts with a much bigger back camera sensor taking lot higher quality pictures.
Galaxy M31 has superior battery duration than Galaxy A70, because it has a 6000mAh battery capacity against 4500mAh.
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