Compare phones
| Global Score | |
| 73.5 | 88 |
| Basic Information | |
| Samsung | Samsung |
| Android 14 | Android 11, 10 |
| -- | 2020-08-06 |
| 6.30 x 3.02 x 0.33 inches | 6.27 x 2.93 x 0.37 inches |
| 7.05 ounces | 7.16 ounces |
| Black, Fantasy Blue, Optimistic Blue and Personality Yellow | Mirage black and Mirage blue |
| Plastic and Plastic | -- |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 396 pixels per inch | 405 pixels per inch |
| 800 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8.1 |
| Performance | |
| Mediatek Helio G99 MT6789 (6 nm) chipset | Samsung Exynos 9611 chipset |
| processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Mali-G57 MC2 GPU | Mali-G72 MP3 GPU |
| 6.21 | 9.36 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 50.00 MP + 13.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| -- | 0.59 inches (1/1.7") sensor |
| -- | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.46 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G) and LTE (4G) | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 5.6 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth | 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 |
Comparison review
The Galaxy M31s is much better than Galaxy A15, having a general score of 88 against 73.5. Both of these phones use Android OS (Operating System), but the Galaxy M31s has the previous 11 version and Galaxy A15 has Android 14 version. Although it's the best in our current comparison, Galaxy M31s is a a little heavier and somewhat thicker cellphone than Galaxy A15.
Samsung Galaxy M31s counts with an extremely better CPU than Samsung Galaxy A15, although it has lesser RAM, they both have 8 cpu cores. The Galaxy A15 has a slightly better looking screen than Galaxy M31s, although it has a little lower resolution of 1080 x 2340 and a just a little lower quantity of pixels per screen inch, they both have a display of the same size.
The Galaxy M31s features a much better storage capacity to install applications and games than Galaxy A15, and although they both have the same internal memory capacity, the Galaxy M31s also has a SD memory slot that admits a maximum of 512 GB. The Samsung Galaxy M31s counts with greater battery duration than Samsung Galaxy A15, because it has 6000mAh of battery capacity.
Galaxy M31s counts with a much better camera than Samsung Galaxy A15, and although they both have a F1.8 aperture, the Galaxy M31s also has a camera in the back with much more megapixels.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.