Compare phones
| Global Score | |
| 77.5 | 76 |
| Basic Information | |
| Xiaomi | OnePlus |
| -- | Android 11 |
| 2016-05-17 | 2021-04-02 |
| 6.81 x 3.48 x 0.30 inches | 6.30 x 2.92 x 0.34 inches |
| 7.16 ounces | 6.77 ounces |
| 16 777 216 | Arctic Sky, Astral Black and Winter Mist |
| Metal | Aluminum and Glass (Corning Gorilla Glass) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 700.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| IPS LCD | AMOLED |
| 344 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.7 | 8.2 |
| Performance | |
| Qualcomm Snapdragon 652 8956 chipset | Qualcomm Snapdragon 888 chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Adreno 510 GPU | Adreno 660 GPU |
| 8.91 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | No SD card slot |
| 13.18 | 10.1 |
| Camera | |
| 16.00 MP + 5.00 MP | 48.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 23.00mm focal length |
| -- | 0.71 inches (1/1.4") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (30 fps) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.68 | 12.65 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G) and HSPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM, Dual SIM | Nano SIM |
| 6 | 10.7 |
| Battery Life | |
| 4850mAh Li - Ion Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.64 | 6.32 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.2 |
| GPS | GPS |
| -- | 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 |
| FM Radio | -- |
Comparison review
Xiaomi Mi Max is just a bit better than OnePlus 9, getting a 77.5 score against 76. The Xiaomi Mi Max is a notably older and a little bit heavier cellphone than the OnePlus 9, but Xiaomi could make it somewhat thinner anyway. The OnePlus 9 counts with a bit more vivid display than Xiaomi Mi Max, because it has a just a bit greater pixel count in each inch in the screen, a little bit larger screen and a slightly better 1080 x 2400 resolution.
The OnePlus 9 has a bit better CPU than Xiaomi Mi Max, and although they both have a Octa-Core processor, the OnePlus 9 also has 4 GB more RAM memory. Xiaomi Mi Max counts with much more storage capacity for applications and games than OnePlus 9, and although they both have equal 128 GB internal memory, the Xiaomi Mi Max also has a SD memory slot that supports a maximum of 256 GB.
The OnePlus 9 captures way better pictures and videos than Xiaomi Mi Max, because it has a larger aperture, a lot better video definition and a camera in the back with a lot higher 48 MP resolution. Xiaomi Mi Max has a bit better battery life than OnePlus 9, because it has 4850mAh of battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.