Compare phones
| Global Score | |
| 91 | 83.2 |
| Basic Information | |
| Sony | Xiaomi |
| Android 11, 10 | -- |
| 2020-05-22 | 2019-03-06 |
| 6.54 x 2.83 x 0.31 inches | 6.20 x 2.94 x 0.30 inches |
| 6.38 ounces | 6.10 ounces |
| Black and Purple | Black, Blue and Purple |
| Aluminum and Glass (Corning Gorilla Glass 6) | Glass (Corning Gorilla Glass 5) and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 3840 x 1644 pixels | 2340 x 1080 pixels |
| OLED | AMOLED |
| 643 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.2 | 8.6 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 chipset | Qualcomm Snapdragon 855 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 650 GPU | Adreno 640 GPU |
| 9.63 | 9.63 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | No SD card slot |
| 18.58 | 10.1 |
| Camera | |
| 12.00 MP + 8.00 MP | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (120 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 |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.3 |
| Battery Life | |
| 4000mAh Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.92 | 5.28 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xperia 1 II is a little bit better than the Xiaomi Mi 9, getting a 91 score against 83.2. Even though Xperia 1 II is newer than Xiaomi Mi 9, it is just a little bit heavier and a little thicker. The Xiaomi Mi 9's processor is very similar to the CPU in Sony Xperia 1 II, and although the Xiaomi Mi 9 has a smaller amount of RAM memory, they both have 8 CPU cores.
The Sony Xperia 1 II has a slightly better display than Xiaomi Mi 9, because it has a way higher 1644 x 3840 resolution, a little bigger display and a way higher number of pixels per inch of screen. Xperia 1 II counts with much more memory for applications, games, photos and videos than Xiaomi Mi 9, because it has a slot for an external memory card that supports a maximum of 1000 GB and 256 GB internal memory capacity.
Xiaomi Mi 9 has a better camera than Sony Xperia 1 II, because although it has a tinier diafragm aperture and a tinier sensor taking lower quality videos and pictures, and they both have the same 3840x2160 (4K) video resolution and the same video frame rates, the Xiaomi Mi 9 also counts with a back-facing camera with way more MP.
The Xperia 1 II features longer battery duration than Xiaomi Mi 9, because it has a 21% more battery size.
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