| Global Score | |
| 76.7 | 77.3 |
| Basic Information | |
| Xiaomi | Sony |
| Android 12 | Android 4.4.4 |
| 2022-03-23 | 2014-09-03 |
| 6.46 x 3.00 x 0.32 inches | 5.85 x 2.89 x 0.35 inches |
| 7.23 ounces | 6.02 ounces |
| Laser Black, Laser Blue and POCO Yellow | Black and White |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 170.00 |
| Display / Screen | |
| 6.7 inches | 5.2 inches |
| 2400 x 1080 pixels | 1080 x 1920 pixels (Full HD) |
| AMOLED | IPS LCD |
| 393 pixels per inch | 424 pixels per inch |
| 1200 cd/m2 brightness | 592 cd/m2 brightness |
| No touch screen | Capacitive, Multi-touch |
| 8.9 | 9.6 |
| Performance | |
| Qualcomm Snapdragon 696 SM6375 (6 nm) chipset | Qualcomm Snapdragon 801 8974-AC chipset |
| processor | Krait 400 (Quad-Core 2500 MHz) processor |
| 6 GB RAM | 3 GB (933 MHz) RAM |
| Adreno 619 GPU | Adreno 330 (450 MHz) GPU |
| 6.12 | 9.45 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
| 15.42 | 8.12 |
| Camera | |
| 108.00 MP + 16.00 MP | 20.70 MP + 2.20 MP |
| f/1.90 aperture | f/2.00 aperture |
| -- | 25.00mm focal length |
| -- | 0.43 inches (1/2.3") sensor |
| -- | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 10.34 | 10.34 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS and GSM |
| Nano SIM | Nano SIM |
| 10.6 | 7 |
| Battery Life | |
| 5000mAh Nano SIM Battery | 3200mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| -- | 920 hours standby time 21 hours talk time |
| 6.8 | 5.2 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 4.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | -- |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Xperia Z3 is slightly better than the Xiaomi POCO X4 Pro 5G, having a 77.3 score against 76.7. The Xperia Z3 is an extremely older and a little thicker cellphone than the Xiaomi POCO X4 Pro 5G, but Sony made it lighter anyway. Both of these phones include Android OS (Operating System), but Xperia Z3 has newer 4.4.4 version while Xiaomi POCO X4 Pro 5G has Android 12 version, so it offers some additional features and better performance.
The Xperia Z3 has a slightly better display than Xiaomi POCO X4 Pro 5G, because although it has a much smaller display, a little bit worse 1920 x 1080 resolution and way more opaque display, it also counts with a bit greater pixel quantity per display inch. Xiaomi POCO X4 Pro 5G features a way bigger memory to store more games and applications than Xperia Z3, because it has an external SD slot that supports a maximum of 1 TB and 128 GB internal storage capacity.
Xperia Z3 counts with an extremely better processor than Xiaomi POCO X4 Pro 5G, because although it has less CPU cores and 3 GB lesser RAM, it also counts with a graphics processing unit. Xiaomi POCO X4 Pro 5G features a really longer battery life than Xperia Z3, because it has 5000mAh of battery capacity.
The Xperia Z3 has a camera that is just as good as Xiaomi POCO X4 Pro 5G's camera, although the Xperia Z3 has a tinier aperture which is not recommended for low-light photography and a back camera with way less mega-pixels resolution.
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