Compare phones
| Global Score | |
| 81.3 | 87 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 11, 10 |
| 2020-04-27 | 2020-11-06 |
| 6.27 x 2.88 x 0.34 inches | 6.47 x 2.99 x 0.34 inches |
| 6.53 ounces | 6.81 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Prism Dot black, Prism Dot grey and Prism Dot white |
| Plastic | -- |
| Display / Screen | |
| 6.4 inches | 6.6 inches |
| 2400 x 1080 pixels | 1600 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 411 pixels per inch | 266 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.2 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Qualcomm Snapdragon 750G SM7225 chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 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 512 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 11.74 | 15.38 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 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 (480 fps) (HD) slow motion video |
| 10.89 | 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 | |
| 5000mAh 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 | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Samsung Galaxy A42 is a bit better than Galaxy A31, with a general score of 87 against 81.3. Both devices in our current comparison come with Android OS, but the Samsung Galaxy A42 has newer 11 version while Galaxy A31 has Android 10, giving you lots of additional features and optimized performance. Samsung Galaxy A42's body has the same thickness than Galaxy A31, but it's just a bit heavier.
The Galaxy A31 counts with a brighter display than Galaxy A42, because although it has a quite smaller screen, it also counts with a way better resolution of 1080 x 2400px and a much higher screen pixel density. The Galaxy A42 has just a bit better performance than Galaxy A31. They have the same RAM amount and the same number of cores.
Galaxy A42 captures clearer videos and photos than Galaxy A31, and although they both have a same resolution camera, the Galaxy A42 also has a larger aperture and a way better 3840x2160 (4K) video quality. Samsung Galaxy A42 has a lot bigger memory for apps and games than Galaxy A31, because it has a slot for SD memory cards that supports a maximum of 1000 GB and 128 GB internal storage capacity.
The Samsung Galaxy A42 features a battery lifetime that's just as good as the Galaxy A31 one.
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