Compare phones
| Global Score | |
| 72.1 | 76.6 |
| Basic Information | |
| Oppo | Xiaomi |
| Android 10 | Android 10 |
| 2020-08-05 | 2020-05-20 |
| 6.31 x 2.88 x 0.30 inches | 6.39 x 3.04 x 0.35 inches |
| 5.68 ounces | 7.02 ounces |
| Silky white and Starry night | Forest green, Midnight gray and Polar white |
| Plastic and Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 283.00 |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 396 pixels per inch |
| 1100 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9 | 8 |
| Performance | |
| Qualcomm Snapdragon 720G SM7125 chipset | MediaTek Helio G85 chipset |
| Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor | Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 3 GB RAM |
| Adreno 618 GPU | Mali G52 MC2 GPU |
| 9.36 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 128 GB) external memory slot |
| 10.1 | 10.02 |
| Camera | |
| 48.00 MP + 32.00 MP | 48.00 MP + 13.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 11.66 | 11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | 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 |
| FM Radio | -- |
Comparison review
Xiaomi Redmi Note 9 has a global score of 76.6, which is just a bit better than OPPO Reno4 Pro's global score of 72.1. Both phones we compare here use the same Android 10 OS (operating system), so you shouldn't notice any difference regarding OS features. The Xiaomi Redmi Note 9 is better than OPPO Reno4 Pro, it must be told that it's also a somewhat thicker and somewhat heavier cellphone.
The OPPO Reno4 Pro features a bit more powerful processor than Xiaomi Redmi Note 9, and although they both have a Octa-Core processing unit, the OPPO Reno4 Pro also has a greater amount of RAM memory. OPPO Reno4 Pro counts with a much better looking screen than Xiaomi Redmi Note 9, and although they both have a display of the same size, the OPPO Reno4 Pro also has a slightly higher resolution of 1080 x 2400 and a quite higher display pixels density.
The OPPO Reno4 Pro counts with just a bit bigger memory capacity to install games and applications than Xiaomi Redmi Note 9, because although it has no SD memory slot, it also counts with 128 GB internal memory capacity. Xiaomi Redmi Note 9 features longer battery performance than OPPO Reno4 Pro, because it has 5020mAh of battery capacity instead of 4000mAh.
The OPPO Reno4 Pro captures a bit better videos and photos than Xiaomi Redmi Note 9, and although they both have a 48 MP resolution back-facing camera and the same back-facing camera sensor size, the OPPO Reno4 Pro also has a bigger aperture to take better captures and video in low light environments and a much better video quality.
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