Compare phones
| Global Score | |
| 76.7 | 87 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 11, 10 |
| 2021-05-27 | 2020-11-06 |
| 6.23 x 2.96 x 0.33 inches | 6.47 x 2.99 x 0.34 inches |
| 6.70 ounces | 6.81 ounces |
| Moonlight White, Neptune Blue and Space Black, | Prism Dot black, Prism Dot grey and Prism Dot white |
| Glass and Plastic | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.3 inches | 6.6 inches |
| 2340 x 1080 pixels | 1600 x 720 pixels |
| IPS LCD | Super AMOLED |
| 409 pixels per inch | 266 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.2 |
| Performance | |
| MediaTek Helio G85 MT6769Z chipset | Qualcomm Snapdragon 750G SM7225 chipset |
| Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 570, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali G52 MC2 GPU | Adreno 619 GPU |
| 9.09 | 9.18 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 128 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 10.02 | 15.38 |
| Camera | |
| 48.00 MP + 13.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 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 (120 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11 | 11.11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 6.6 | 10.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.2 | 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 Samsung Galaxy A42 has a general score of 87, which is better than Xiaomi Redmi Note 8 2021's general score of 76.7. Even though Samsung Galaxy A42 is a better device than the Xiaomi Redmi Note 8 2021, it must be told that it is also just a bit heavier and a little bit thicker. These devices have the same Android 11 OS (Operating System).
The Xiaomi Redmi Note 8 2021 has a much better looking display than Galaxy A42, because although it has a little smaller screen, it also counts with a lot more pixels per inch in the display and a much better resolution of 1080 x 2340px. The Galaxy A42 features a bit superior processing unit than Xiaomi Redmi Note 8 2021. Both of them have a Octa-Core CPU and 4 GB of RAM memory.
The Galaxy A42 counts with a much better memory to install applications and games than Xiaomi Redmi Note 8 2021, because it has a slot for an external memory card that holds a maximum of 1000 GB and 64 GB more internal memory capacity. The Galaxy A42 features just a bit better camera than Xiaomi Redmi Note 8 2021, and although they both have a same size aperture and a same resolution back-facing camera, the Galaxy A42 also has a way higher (4K) video quality.
Galaxy A42 has improved battery duration than Xiaomi Redmi Note 8 2021, because it has a 5000mAh battery capacity instead of 4000mAh.
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