Compare phones
| Global Score | |
| 74.5 | 79 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 11, 10 |
| 2021-01-04 | 2020-04-07 |
| 6.46 x 2.99 x 0.36 inches | 6.53 x 3.02 x 0.35 inches |
| 6.91 ounces | 7.37 ounces |
| Black, Blue and White | Aurora blue, Glacier white and Interstellar grey |
| Plastic and Plastic | Glass (Corning Gorilla Glass 5) |
| -- | Scratch-Resistant Glass |
| $ 170.00 | $ 249.00 |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| IPS LCD | IPS LCD |
| 270 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Qualcomm Snapdragon 720G SM7125 chipset |
| Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Adreno 506 GPU | Adreno 618 GPU |
| 8.91 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.12 | 11.74 |
| Camera | |
| 13.00 MP + 5.00 MP | 48.00 MP + 16.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 8.8 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 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 |
| 6.6 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | Infra-red port |
| -- | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Redmi Note 9S is a little bit better than the Samsung Galaxy A02s, getting a global score of 79 against 74.5. Both of these phones use the same Android 11 OS (Operating System). Although the Xiaomi Redmi Note 9S is older and just a bit heavier than the Samsung Galaxy A02s, it's body is still just a bit thinner.
Xiaomi Redmi Note 9S counts with a more vivid screen than Samsung Galaxy A02s, because it has a higher pixels amount per inch of screen, a little bit larger screen and a way higher 1080 x 2400 resolution. The Xiaomi Redmi Note 9S counts with just a bit better hardware performance than Galaxy A02s, and although they both have 8 CPU cores, the Xiaomi Redmi Note 9S also has more RAM.
Xiaomi Redmi Note 9S features just a bit bigger memory for applications, games, photos and videos than Samsung Galaxy A02s, because although it has a slot for an SD memory card that allows 512 GB smaller, it also counts with 64 GB internal memory. The Samsung Galaxy A02s and the Xiaomi Redmi Note 9S count with similar batteries duration, although the Xiaomi Redmi Note 9S also has a 0% larger battery size.
The Xiaomi Redmi Note 9S counts with a way better camera than Samsung Galaxy A02s, because it has a lot higher video quality, a bigger diafragm aperture to capture better images and videos in low light situations and a camera in the back with much more MP.
Although Xiaomi Redmi Note 9S is a better device, it is a lot more expensive than the Galaxy A02s, and it doesn't have such a good relation between it's price and quality as Galaxy A02s. So if you want that extra specs, you can buy the Xiaomi Redmi Note 9S, otherwise you can save some dollars and get the Galaxy A02s, resigning some specs and features.
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