| Global Score | |
| 79 | 78 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 4.4 | -- |
| 2013-03-14 | 2018-07-27 |
| 5.38 x 2.75 x 0.31 inches | 6.25 x 2.97 x 0.29 inches |
| 4.59 ounces | 5.93 ounces |
| Black, Blue, Red and White | Black, Blue, Gold, Pink and Red |
| Polycarbonate | Aluminum |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 135.00 | -- |
| Display / Screen | |
| 5 inches | 6 inches |
| 1080 x 1920 pixels (Full HD) | 2160 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 441 pixels per inch | 402 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 600 APQ8064T chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Krait 300 (Quad-Core 1900 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 2 GB (800 MHz) RAM | 6 GB RAM |
| Adreno 320 (400 MHz) GPU | Adreno 512 GPU |
| 9 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | No SD card slot |
| 9.46 | 10.1 |
| Camera | |
| 13.00 MP + 2.00 MP | 12.00 MP + 20.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| 31.00mm focal length | -- |
| 0.33 inches (1/3.06") 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 |
| 9.02 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7 | 6.3 |
| Battery Life | |
| 2600mAh Li-Ion Battery | 3010mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 17 hours talk time | -- |
| 4.56 | 4.96 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Infra-red port | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Galaxy S4 has a general score of 79, which is a little bit better than Xiaomi Mi A2's 78 general score. The Galaxy S4 is a way older and just a little bit thicker cellphone than Xiaomi Mi A2, but Samsung was able to make it a lot lighter anyway. The Xiaomi Mi A2 counts with a little better performance than Galaxy S4, because although it has doesn't have an extra GPU, it also counts with a greater number of cores and a larger amount of RAM memory.
Samsung Galaxy S4 has a sharper screen than Xiaomi Mi A2, because although it has a little bit lower 1920 x 1080 resolution and a little smaller screen, it also counts with a just a little greater screen pixel density. The Xiaomi Mi A2 features a slightly bigger memory capacity to install games and applications than Galaxy S4, because although it has no SD memory slot, it also counts with more internal storage.
Xiaomi Mi A2 has a bit superior battery performance than Galaxy S4, because it has a 3010mAh battery capacity. The Xiaomi Mi A2 shoots just a bit better pictures and videos than Samsung Galaxy S4, because although it has a camera in the back with a worse 12 mega pixels resolution, it also counts with a lot higher video quality, a bigger back camera sensor capturing more light and vivid colors and a larger camera aperture.
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