| Global Score | |
| 71.8 | 77.3 |
| Basic Information | |
| Xiaomi | Sony |
| Android 6.0 Marshmallow | Android 4.4.4 |
| 2017-02-14 | 2014-09-03 |
| 5.94 x 2.99 x 0.33 inches | 5.85 x 2.89 x 0.35 inches |
| 5.82 ounces | 6.02 ounces |
| 16 777 216 | Black and White |
| Metal | -- |
| -- | Scratch-Resistant Glass |
| $ 145.00 | $ 170.00 |
| Display / Screen | |
| 5.5 inches | 5.2 inches |
| 1920 x 1080 pixels (Full HD) | 1080 x 1920 pixels (Full HD) |
| IPS LCD | IPS LCD |
| 401 pixels per inch | 424 pixels per inch |
| -- | 592 cd/m2 brightness |
| No touch screen | Capacitive, Multi-touch |
| 8 | 9.6 |
| Performance | |
| Qualcomm Snapdragon 625 8953 chipset | Qualcomm Snapdragon 801 8974-AC chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2000 MHz) processor | Krait 400 (Quad-Core 2500 MHz) processor |
| 3 GB RAM | 3 GB (933 MHz) RAM |
| Adreno 506 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 | |
| 13.00 MP + 5.00 MP | 20.70 MP + 2.20 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 25.00mm focal length |
| -- | 0.43 inches (1/2.3") 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 | 1280 x 720 (120 fps) (HD) slow motion video |
| 9.02 | 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 |
| Micro SIM | Nano SIM |
| 6.1 | 7 |
| Battery Life | |
| 4100mAh Li - Polymer Battery | 3200mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| -- | 920 hours standby time 21 hours talk time |
| 6 | 5.2 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 4.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | -- |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Sony Xperia Z3 is slightly better than the Xiaomi Redmi Note 4X, getting a 77.3 score against 71.8. Although it's the best in this comparison review, Sony Xperia Z3's design is a lot older, a bit heavier and just a little thicker than Xiaomi Redmi Note 4X. Both devices we are comparing work with Android operating system, but the Sony Xperia Z3 has an older 4.4.4 version while Xiaomi Redmi Note 4X has Android 6.0 Marshmallow.
Sony Xperia Z3 has a bit better processor than Xiaomi Redmi Note 4X, because although it has 4 less CPU cores , and they both have a 3 GB RAM memory, the Sony Xperia Z3 also counts with a graphics processor. Xperia Z3 has an incredibly better display than Xiaomi Redmi Note 4X, because although it has a little smaller display, and they both have exactly the same resolution of 1920 x 1080px, the Xperia Z3 also counts with a little bit more pixels per inch in the display.
Xperia Z3 features a better camera than Xiaomi Redmi Note 4X, and although they both have a same size diafragm aperture, the Xperia Z3 also has a way higher 3840x2160 (4K) video definition and a back-facing camera with a way better 20.7 mega-pixels resolution. The Sony Xperia Z3's storage for applications, games, photos and videos is just as good as Xiaomi Redmi Note 4X's one, both have a slot for an external memory card that admits up to 128 GB and exactly the same internal memory capacity.
The Xiaomi Redmi Note 4X features greater battery performance than Sony Xperia Z3, because it has a 28 percent greater battery capacity.
The Xperia Z3 costs more than the Xiaomi Redmi Note 4X, but it's still a good choice, as you can get a better phone for that extra money.
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