Compare phones
| Global Score | |
| 90.5 | 79 |
| Basic Information | |
| Sony | Xiaomi |
| Android 11 | Android 11, 10 |
| 2021-04-14 | 2020-04-07 |
| 6.18 x 2.68 x 0.32 inches | 6.53 x 3.02 x 0.35 inches |
| 5.96 ounces | 7.37 ounces |
| Black, Green and Pink | Aurora blue, Glacier white and Interstellar grey |
| Glass (Corning Gorilla Glass 6) and Metal | Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 249.00 |
| Display / Screen | |
| 6.1 inches | 6.7 inches |
| 2520 x 1080 pixels | 2400 x 1080 pixels |
| OLED | IPS LCD |
| 449 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 8.4 | 8 |
| Performance | |
| Qualcomm Snapdragon 888 SM8350 chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 618 GPU |
| 9.63 | 9.27 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 18.62 | 11.74 |
| Camera | |
| 12.00 MP + 8.00 MP | 48.00 MP + 16.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 24.00mm focal length | -- |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (120 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.89 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.1 | 6.7 |
| Battery Life | |
| 4500mAh Nano SIM Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 6.8 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Sony Xperia 5 III has an overall score of 90.5, which is much better than the Xiaomi Redmi Note 9S's global score of 79. Both of these devices come with the same Android 11 operating system, so they should provide the same operating system features. Sony Xperia 5 III is a newer phone, and it is also just a little bit thinner and lighter than Xiaomi Redmi Note 9S.
The Xperia 5 III features just a bit better looking screen than Xiaomi Redmi Note 9S, because although it has a quite smaller screen, it also counts with a slightly higher resolution of 1080 x 2520 and a little higher pixel amount in each inch of display. The Sony Xperia 5 III has a little bit better performance than Xiaomi Redmi Note 9S, and although they both have the same number of cores, the Sony Xperia 5 III also has 4 GB more RAM memory.
Xiaomi Redmi Note 9S takes just a bit better videos and photos than Sony Xperia 5 III, because although it has a smaller diafragm aperture, worse 30 frames per second video frame rates and a smaller back-facing camera sensor shooting lower quality videos and pictures, and they both have the same 3840x2160 video resolution, the Xiaomi Redmi Note 9S also counts with a back camera with a much higher resolution.
Sony Xperia 5 III features a much greater storage capacity to install applications and games or saving photos and videos than Xiaomi Redmi Note 9S, because it has more internal memory and a SD card slot that supports a maximum of 1 TB. The Xiaomi Redmi Note 9S has a little better battery lifetime than Sony Xperia 5 III, because it has a 12% more battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.