Compare phones
| Global Score | |
| 86.5 | 90.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 11, 10 |
| 2020-03-05 | 2020-04-29 |
| 6.27 x 2.96 x 0.35 inches | 6.26 x 2.90 x 0.34 inches |
| 6.74 ounces | 6.60 ounces |
| Black, Blue and Red | Prism cube black |
| Plastic and Plastic | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 403 pixels per inch | 405 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Exynos 9611 chipset | Samsung Exynos 980 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Mali-G76 MP5 GPU |
| 9.36 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 11.74 | 15.38 |
| Camera | |
| 64.00 MP + 32.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") 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 | 1280 x 720 (480 fps) (HD) slow motion video |
| 12.1 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.32 |
| 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
The Galaxy A51 5G is a little bit better than Samsung Galaxy M31, having a general score of 90.8 against 86.5. Both devices in our current comparison have the same Android 11 OS (operating system), so you shouldn't notice any difference regarding OS features. Even when Galaxy A51 5G and Samsung Galaxy M31 were released only 2 months apart, Galaxy A51 5G is just a little thinner and just a little lighter.
The Samsung Galaxy M31 has a bit sharper screen than Samsung Galaxy A51 5G, although it has a bit lower number of pixels per display inch, a little bit worse resolution of 1080 x 2340px and a little bit smaller screen. Galaxy A51 5G counts with a much greater memory capacity for games and applications than Samsung Galaxy M31, because it has 128 GB internal storage capacity and a slot for external memory cards that allows up to 1000 GB.
Samsung Galaxy M31 counts with a little faster processor than Galaxy A51 5G. They have a Octa-Core processing unit and a 6 GB RAM memory. The Galaxy M31 has greater battery life than Samsung Galaxy A51 5G, because it has a 6000mAh battery capacity. Galaxy M31 captures a little bit better photographs and videos than Samsung Galaxy A51 5G, and although they both have the same video frame rates and the same 3840x2160 video definition, the Galaxy M31 also has a larger diafragm aperture to capture better low-light photography and video, a camera with much more megapixels and a larger back-facing camera sensor shooting higher quality photographs and videos.
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