Compare phones
| Global Score | |
| 77 | 76.7 |
| Basic Information | |
| Motorola | Samsung |
| Android 11 | Android 10, 8.0 Oreo |
| 2021-12-06 | 2018-06-28 |
| 6.37 x 2.91 x 0.34 inches | 6.27 x 2.98 x 0.32 inches |
| 6.38 ounces | 6.24 ounces |
| Baby Blue and Mineral Grey | Black, Blue, Gold and Pink |
| -- | Plastic |
| Display / Screen | |
| 6.4 inches | 6 inches |
| 2400 x 1080 pixels | 1480 x 720 pixels |
| IPS LCD | Super AMOLED |
| 411 pixels per inch | 274 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.2 |
| Performance | |
| MediaTek Helio G85 MT6769Z (12 nm) chipset | Qualcomm Snapdragon 450 SDM450 chipset |
| Cortex, 64-bit (Octa-Core 2000 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G52 MC2 GPU | Adreno 506 GPU |
| 9.09 | 8.91 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 13.02 | 10.78 |
| Camera | |
| 50.00 MP + 13.00 MP | 16.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 26.00mm focal length |
| -- | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.45 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.6 | 6.3 |
| Battery Life | |
| 5000mAh Battery | 3500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.44 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Moto G31 has a general score of 77, which is slightly better than the Galaxy J8's 76.7 global score. The Moto G31 construction is newer, but a bit heavier and just a bit thicker than Galaxy J8. These devices have Android operating system, but the Moto G31 has newer 11 version while Galaxy J8 has Android 10 version, offering a lot of extra features.
The Motorola Moto G31 has a more vivid screen than Galaxy J8, because it has a lot better resolution of 1080 x 2400px, a better pixel density and a little bigger screen. The Moto G31 has a lot bigger memory capacity to install applications and games or saving photos and videos than Galaxy J8, and although they both have exactly the same internal memory, the Moto G31 also has a SD memory slot that supports up to 1 TB.
Moto G31 has a little better processing power than Samsung Galaxy J8. Both have a Octa-Core CPU and a 4 GB RAM memory. The Moto G31 has a really longer battery lifetime than Samsung Galaxy J8, because it has 5000mAh of battery capacity instead of 3500mAh. Motorola Moto G31 captures much clearer pictures and videos than Samsung Galaxy J8, because although it has a smaller aperture, and they both have the same video resolution and the same 30 fps video frame rate, the Motorola Moto G31 also counts with a back-facing camera with lot more megapixels.
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