Compare phones
| Global Score | |
| 76.7 | 78 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10, 8.0 Oreo | -- |
| 2018-06-28 | 2018-07-27 |
| 6.27 x 2.98 x 0.32 inches | 6.25 x 2.97 x 0.29 inches |
| 6.24 ounces | 5.93 ounces |
| Black, Blue, Gold and Pink | Black, Blue, Gold, Pink and Red |
| Plastic | Aluminum |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6 inches | 6 inches |
| 1480 x 720 pixels | 2160 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 274 pixels per inch | 402 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 506 GPU | Adreno 512 GPU |
| 8.91 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 10.78 | 10.1 |
| Camera | |
| 16.00 MP + 16.00 MP | 12.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.36 inches (1/2.8") sensor | 0.34 inches (1/2.9") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 9.46 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 6.3 |
| Battery Life | |
| 3500mAh Battery | 3010mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.44 | 4.96 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
Xiaomi Mi A2 has an overall score of 78, which is a little bit better than Galaxy J8's 76.7 score. Although the Xiaomi Mi A2 and the Galaxy J8 were only released with a couple of months difference, the Xiaomi Mi A2 is just a bit lighter and a bit thinner. The Xiaomi Mi A2 counts with a more vivid screen than Samsung Galaxy J8, and although they both have a screen of the same size, the Xiaomi Mi A2 also has a much better 1080 x 2160 resolution and a better amount of pixels per inch in the display.
The Xiaomi Mi A2 has a bit faster processing unit than Galaxy J8, and although they both have 8 cpu cores, the Xiaomi Mi A2 also has a higher amount of RAM. The Xiaomi Mi A2 shoots a bit better photos and videos than Galaxy J8, because although it has a back-facing camera with a lot worse 12 megapixels resolution, a smaller sensor providing a lower image quality and a tinier diafragm aperture, it also counts with a much higher video quality.
The Galaxy J8 has a slightly better storage for games and applications than Xiaomi Mi A2, because although it has only 64 GB internal memory, it also counts with a slot for an external memory card that supports a maximum of 256 GB. The Galaxy J8 counts with a bit longer battery lifetime than Xiaomi Mi A2, because it has a 16 percent bigger battery size.
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