Compare phones
| Global Score | |
| 78.8 | 83.2 |
| Basic Information | |
| Sony | Xiaomi |
| Android 5.1 | -- |
| 2015-06-16 | 2019-03-06 |
| 5.69 x 2.85 x 0.34 inches | 6.20 x 2.94 x 0.30 inches |
| 5.64 ounces | 6.10 ounces |
| Black and White | Black, Blue and Purple |
| Glass and Metal | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 249.00 | -- |
| Display / Screen | |
| 5.2 inches | 6.4 inches |
| 1440 x 2560 pixels (Quad HD / 2K) | 2340 x 1080 pixels |
| IPS LCD | AMOLED |
| 565 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 9.7 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 810 MSM8994 chipset | Qualcomm Snapdragon 855 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 3 GB (1600 MHz) RAM | 6 GB RAM |
| Adreno 430 (600 MHz) GPU | Adreno 640 GPU |
| 9.45 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | No SD card slot |
| 8.12 | 10.1 |
| Camera | |
| 20.70 MP + 5.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 25.00mm focal length | 26.00mm focal length |
| 0.43 inches (1/2.3") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.45 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), HSPA+ (4G), HSDPA, HSUPA, EDGE, GPRS, GSM and CDMA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 7.2 | 6.3 |
| Battery Life | |
| 3000mAh Li-Ion Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 4.96 | 5.28 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Mi 9 has an overall score of 83.2, which is just a bit better than Sony Xperia Z4v's global score of 78.8. Xiaomi Mi 9 is a a lot newer and thinner cellphone than Sony Xperia Z4v, but it's also a little bit heavier. Xperia Z4v features a brighter screen than Xiaomi Mi 9, because although it has a little bit smaller display, it also counts with a greater amount of pixels per inch of screen and a better 2560 x 1440 resolution.
The Xiaomi Mi 9 features a little better performance than Sony Xperia Z4v, because although it has doesn't have an additional graphics processor, and they both have a Octa-Core processing unit, the Xiaomi Mi 9 also counts with 3 GB more RAM memory. Xiaomi Mi 9 counts with much more memory for games and applications than Xperia Z4v, because although it has no external memory card slot, it also counts with 96 GB more internal memory capacity.
Xiaomi Mi 9 takes much better photographs and videos than Xperia Z4v, and although they both have the same 3840x2160 video quality, the Xiaomi Mi 9 also has a bigger camera sensor capturing higher quality pictures, a way higher resolution camera in the back, higher 60 fps video frame rate and a bigger aperture.
Xiaomi Mi 9 counts with just a little bit longer battery life than Xperia Z4v, because it has a 10% more battery capacity.
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