Compare phones
| Global Score | |
| 77 | 79.2 |
| Basic Information | |
| Motorola | Samsung |
| Android 11 | -- |
| 2021-12-06 | 2018-01-06 |
| 6.37 x 2.91 x 0.34 inches | 5.87 x 2.78 x 0.33 inches |
| 6.38 ounces | 6.07 ounces |
| Baby Blue and Mineral Grey | Black, Blue, Gold and Orchid grey |
| -- | Aluminum and Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 5.6 inches |
| 2400 x 1080 pixels | 2220 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 411 pixels per inch | 441 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.3 |
| Performance | |
| MediaTek Helio G85 MT6769Z (12 nm) chipset | Samsung Exynos 5 Octa 7885 chipset |
| Cortex, 64-bit (Octa-Core 2000 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G52 MC2 GPU | Mali-G71 GPU |
| 9.09 | 9.18 |
| 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 |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.45 | 9.24 |
| 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 | 3000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 4.96 |
| 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, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy A8 (2018) has a score of 79.2, which is a little bit better than the Moto G31's 77 general score. Samsung Galaxy A8 (2018) is an much older phone than Moto G31, but Samsung managed to make it just a little bit thinner and just a little lighter anyway. The Samsung Galaxy A8 (2018) features just a bit better looking display than Motorola Moto G31, because although it has a quite smaller display and a little bit lower 1080 x 2220 resolution, it also counts with a bit more pixels per inch of display.
Galaxy A8 (2018) has a little bit better hardware performance than Motorola Moto G31. Both have the same RAM amount and a Octa-Core processor. The Moto G31 features a much better camera than Samsung Galaxy A8 (2018), because although it has a tinier aperture, and they both have the same video frame rates and the same video resolution, the Moto G31 also counts with a way higher 50 mega-pixels resolution back-facing camera.
Moto G31 has a very superior storage capacity for games and applications than Galaxy A8 (2018), and although they both have equal 64 GB internal memory, the Moto G31 also has a slot for an SD memory card that supports a maximum of 1 TB. Moto G31 has a much longer battery lifetime than Samsung Galaxy A8 (2018), because it has a 67% more battery size.
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