Compare phones
| Global Score | |
| 73.8 | 83.2 |
| Basic Information | |
| Vivo | Xiaomi |
| Android 11 | -- |
| 2021-09-10 | 2019-03-06 |
| 6.30 x 2.97 x 0.30 inches | 6.20 x 2.94 x 0.30 inches |
| 6.38 ounces | 6.10 ounces |
| Aurora Down and Cosmic black | Black, Blue and Purple |
| Glass | Glass (Corning Gorilla Glass 5) and Metal |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.6 inches | 6.4 inches |
| 2376 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | AMOLED |
| 395 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.6 |
| Performance | |
| MediaTek Dimensity 1200 MT6893 chipset | Qualcomm Snapdragon 855 chipset |
| Cortex-A78, 64-bit, 6 nm (Octa-Core 3000 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Mali-G77 MC9 GPU | Adreno 640 GPU |
| 9.72 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 40.00 MP + 32.00 MP | 48.00 MP + 20.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.34 inches (1/2.9") 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 (960 fps) (Full HD) slow motion video |
| 11.33 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.3 |
| Battery Life | |
| 4400mAh Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.24 | 5.28 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Mi 9 is much better than vivo X70, getting a general score of 83.2 against 73.8. Xiaomi Mi 9's body has the same thickness than vivo X70, but it is a bit lighter. Xiaomi Mi 9 counts with a bit better looking screen than vivo X70, because although it has a quite lower resolution of 1080 x 2340 and a little bit smaller screen, it also counts with a little bit higher pixels quantity per inch in the screen.
Xiaomi Mi 9 counts with as much storage capacity to install applications and games as the vivo X70, they have exactly the same 128 GB internal memory. Vivo X70 counts with just a bit better performance than Xiaomi Mi 9, and although they both have the same number of cores, the vivo X70 also has a larger amount of RAM memory.
Xiaomi Mi 9 counts with a bit better camera than vivo X70, and although they both have the same 60 frames per second video frame rate and the same 3840x2160 video resolution, the Xiaomi Mi 9 also has a larger diafragm aperture to take better images and videos in poorly lited environments, a lot bigger back-facing camera sensor which provides a much better photo and video quality and a back-facing camera with a better 48 MP resolution.
Vivo X70 features better battery duration than Xiaomi Mi 9, because it has a 33% bigger battery capacity.
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