| Global Score | |
| 74.6 | 77.3 |
| Basic Information | |
| Xiaomi | Sony |
| Android 10 | Android 4.4.4 |
| 2019-10-16 | 2014-09-03 |
| 6.23 x 2.96 x 0.33 inches | 5.85 x 2.89 x 0.35 inches |
| 6.70 ounces | 6.02 ounces |
| Cosmic Purple, Moonlight White, Nebula Purple, Neptune Blue and Space Black | Black and White |
| Glass and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 227.00 | $ 170.00 |
| Display / Screen | |
| 6.3 inches | 5.2 inches |
| 2340 x 1080 pixels | 1080 x 1920 pixels (Full HD) |
| IPS LCD | IPS LCD |
| 409 pixels per inch | 424 pixels per inch |
| -- | 592 cd/m2 brightness |
| No touch screen | Capacitive, Multi-touch |
| 8.1 | 9.6 |
| Performance | |
| Qualcomm Snapdragon 665 SM6125 chipset | Qualcomm Snapdragon 801 8974-AC chipset |
| Kryo 260, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Krait 400 (Quad-Core 2500 MHz) processor |
| 3 GB RAM | 3 GB (933 MHz) RAM |
| Adreno 610 GPU | Adreno 330 (450 MHz) GPU |
| 9.09 | 9.45 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
| 8.12 | 8.12 |
| Camera | |
| 48.00 MP + 13.00 MP | 20.70 MP + 2.20 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 25.00mm focal length |
| 0.5 inches (1/2") sensor | 0.43 inches (1/2.3") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 11.44 | 10.34 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G) and HSPA | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Nano SIM |
| 6.1 | 7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3200mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| -- | 920 hours standby time 21 hours talk time |
| 5.92 | 5.2 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 4.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
The Xperia Z3 is slightly better than the Xiaomi Redmi Note 8, having a score of 77.3 against 74.6. Although the Xperia Z3 is notably older and just a bit thicker than Xiaomi Redmi Note 8, it's body is still somewhat lighter. Both devices in our current comparison use Android OS, but the Xperia Z3 has a more recent 4.4.4 version and Xiaomi Redmi Note 8 has Android 10, so it offers some extra features and some performance improvements.
The Sony Xperia Z3 counts with a bit superior processor than Xiaomi Redmi Note 8, because although it has less cores , and they both have the same RAM memory amount, the Sony Xperia Z3 also counts with an extra graphics processor. Xperia Z3 counts with a much better looking screen than Xiaomi Redmi Note 8, because although it has a bit worse resolution of 1920 x 1080 pixels and a quite smaller screen, it also counts with a little bit more pixels per display inch.
Xiaomi Redmi Note 8 and Xperia Z3 have incredibly similar storage capacity to store more apps and games, both of them have equal 32 GB internal memory capacity and an external memory card slot that supports up to 128 GB. Xiaomi Redmi Note 8 features greater battery lifetime than Xperia Z3, because it has 4000mAh of battery capacity.
Xiaomi Redmi Note 8 captures better photographs and videos than Xperia Z3, and although they both have the same 30 frames per second video frame rates and the same (4K) video resolution, the Xiaomi Redmi Note 8 also has a much more mega pixels camera, a bigger diafragm aperture and a bigger camera sensor capturing better quality photographs and videos.
Sony Xperia Z3 is not only the best phones between the ones we are comparing here, but it's also very cheap compared to the other ones, making it very easy to pick between these phones.
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