Compare phones
| Global Score | |
| 77.6 | 78 |
| Basic Information | |
| Samsung | Xiaomi |
| 2014-09-29 | 2018-07-27 |
| 6.04 x 3.09 x 0.33 inches | 6.25 x 2.97 x 0.29 inches |
| 6.21 ounces | 5.93 ounces |
| Black, Gold, Pink and White | Black, Blue, Gold, Pink and Red |
| Aluminum and Plastic | Aluminum |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.7 inches | 6 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 2160 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 515 pixels per inch | 402 pixels per inch |
| No touch screen | No touch screen |
| 8.6 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 5433 chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 20 nm (Octa-Core 1900 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Mali-T760 MP6 GPU | Adreno 512 GPU |
| 9 | 9.27 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 8.12 | 10.1 |
| Camera | |
| 16.00 MP + 3.70 MP | 12.00 MP + 20.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 31.00mm focal length | -- |
| 0.38 inches (1/2.6") sensor | 0.34 inches (1/2.9") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 9.9 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 6.6 | 6.3 |
| Battery Life | |
| 3220mAh Li - Ion Battery | 3010mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| 5.2 | 4.96 |
| Other Features | |
| Bluetooth 4.1, EDR | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Xiaomi Mi A2 has an overall score of 78, which is just a bit better than Galaxy Note4's score of 77.6. Xiaomi Mi A2 is a way newer phone, and it is also just a little lighter and somewhat thinner than Galaxy Note4. Xiaomi Mi A2 counts with just a bit better hardware performance than Galaxy Note4, and although they both have 8 cpu cores, the Xiaomi Mi A2 also has a larger amount of RAM memory.
The Galaxy Note4 has a bit sharper screen than Xiaomi Mi A2, because although it has a little bit smaller screen, it also counts with a better 1440 x 2560 resolution and more pixels per display inch. Xiaomi Mi A2 features a very superior memory capacity for apps and games than Galaxy Note4, because although it has no SD extension slot, it also counts with 128 GB internal storage capacity.
The Samsung Galaxy Note4 features a bit better battery lifetime than Xiaomi Mi A2, because it has a 3220mAh battery capacity. Galaxy Note4 captures clearer pictures and videos than Xiaomi Mi A2, because although it has a smaller aperture which is not recommended for low-light photos, and they both have the same 30 fps video frame rate and the same video quality, the Galaxy Note4 also counts with a bigger camera sensor capturing higher quality videos and pictures and a lot more mega-pixels camera.
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