Compare phones
| Global Score | |
| 79 | 87 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11, 10 | Android 11, 10 |
| 2020-04-07 | 2020-11-06 |
| 6.53 x 3.02 x 0.35 inches | 6.47 x 2.99 x 0.34 inches |
| 7.37 ounces | 6.81 ounces |
| Aurora blue, Glacier white and Interstellar grey | Prism Dot black, Prism Dot grey and Prism Dot white |
| Glass (Corning Gorilla Glass 5) | -- |
| Scratch-Resistant Glass | -- |
| $ 249.00 | -- |
| Display / Screen | |
| 6.7 inches | 6.6 inches |
| 2400 x 1080 pixels | 1600 x 720 pixels |
| IPS LCD | Super AMOLED |
| 393 pixels per inch | 266 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 720G SM7125 chipset | Qualcomm Snapdragon 750G SM7225 chipset |
| Kryo 465, 64-bit, 8 nm (Octa-Core 2300 MHz) processor | Kryo 570, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 618 GPU | Adreno 619 GPU |
| 9.27 | 9.18 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 11.74 | 15.38 |
| Camera | |
| 48.00 MP + 16.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.55 | 11.11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 5020mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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 |
Comparison review
The Galaxy A42 is better than the Xiaomi Redmi Note 9S, getting a overall score of 87 against 79. Both phones in our current comparison include the same Android 11 OS (Operating System), so both of them should count with very similar OS features. Galaxy A42 is a a bit thinner and a little bit lighter device than the Xiaomi Redmi Note 9S, even though they were released only 7 months apart.
The Xiaomi Redmi Note 9S features a bit better hardware performance than Galaxy A42. Both of them have a Octa-Core CPU and 4 GB of RAM memory. The Xiaomi Redmi Note 9S has a more vivid display than Galaxy A42, because it has a greater pixel amount in each inch in the screen, a much better resolution of 1080 x 2400px and a bit larger screen.
The Xiaomi Redmi Note 9S captures slightly better photos and videos than Galaxy A42. Both have a F1.8 aperture, the same video resolution, a back-facing camera with a 48 megapixels resolution and the same video frame rates. The Galaxy A42 features a superior memory capacity to install applications and games than Xiaomi Redmi Note 9S, because it has a SD extension slot that supports a maximum of 1000 GB and 64 GB more internal storage capacity.
The Samsung Galaxy A42's battery life is just as good as Xiaomi Redmi Note 9S's battery lifetime, although the Samsung Galaxy A42 has a 0 percent lower battery size.
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