| Global Score | |
| 78 | 79 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 4.4 |
| 2018-07-27 | 2013-03-14 |
| 6.25 x 2.97 x 0.29 inches | 5.38 x 2.75 x 0.31 inches |
| 5.93 ounces | 4.59 ounces |
| Black, Blue, Gold, Pink and Red | Black, Blue, Red and White |
| Aluminum | Polycarbonate |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 135.00 |
| Display / Screen | |
| 6 inches | 5 inches |
| 2160 x 1080 pixels | 1080 x 1920 pixels (Full HD) |
| IPS LCD | Super AMOLED |
| 402 pixels per inch | 441 pixels per inch |
| No touch screen | Capacitive, Multi-touch |
| 8.1 | 9.1 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 600 APQ8064T chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Krait 300 (Quad-Core 1900 MHz) processor |
| 6 GB RAM | 2 GB (800 MHz) RAM |
| Adreno 512 GPU | Adreno 320 (400 MHz) GPU |
| 9.27 | 9 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSD, microSDHC, microSDXC (up to 64 GB) external memory slot |
| 10.1 | 9.46 |
| Camera | |
| 12.00 MP + 20.00 MP | 13.00 MP + 2.00 MP |
| f/1.80 aperture | f/2.20 aperture |
| -- | 31.00mm focal length |
| 0.34 inches (1/2.9") sensor | 0.33 inches (1/3.06") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 9.79 | 9.02 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Micro SIM |
| 6.3 | 7 |
| Battery Life | |
| 3010mAh Li - Polymer Battery | 2600mAh Li-Ion Battery |
| Non-Removable Battery | Removable Battery |
| -- | Wireless Charging |
| -- | 17 hours talk time |
| 4.96 | 4.56 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | Infra-red port |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
The Samsung Galaxy S4 is a bit better than the Xiaomi Mi A2, having a 79 score against 78. The Samsung Galaxy S4 body is noticeably lighter than the Xiaomi Mi A2, although it's a little thicker and was released many years before. The Xiaomi Mi A2 counts with a little better processing power than Galaxy S4, because although it has doesn't have a GPU, it also counts with 4 GB more RAM memory and a greater number of cores (and faster).
The Samsung Galaxy S4 features a more vivid display than Xiaomi Mi A2, because although it has a little smaller screen and a bit lower resolution of 1920 x 1080 pixels, it also counts with a just a bit higher pixel quantity per inch of display. The Xiaomi Mi A2 features a little bit better camera than Galaxy S4, because although it has a back camera with less megapixels, it also counts with a larger back camera sensor taking better quality videos and pictures, a bigger diafragm aperture and a much higher (4K) video definition.
Xiaomi Mi A2 counts with a bit bigger storage to install games and applications than Samsung Galaxy S4, because although it has no slot for an external memory card, it also counts with 128 GB internal storage. Xiaomi Mi A2 counts with just a bit longer battery duration than Samsung Galaxy S4, because it has a 3010mAh battery size.
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