Compare phones
| Global Score | |
| 76.7 | 87 |
| Basic Information | |
| Samsung | Samsung |
| Android 10, 8.0 Oreo | Android 11, 10 |
| 2018-06-28 | 2020-11-06 |
| 6.27 x 2.98 x 0.32 inches | 6.47 x 2.99 x 0.34 inches |
| 6.24 ounces | 6.81 ounces |
| Black, Blue, Gold and Pink | Prism Dot black, Prism Dot grey and Prism Dot white |
| Plastic | -- |
| Display / Screen | |
| 6 inches | 6.6 inches |
| 1480 x 720 pixels | 1600 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 274 pixels per inch | 266 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 chipset | Qualcomm Snapdragon 750G SM7225 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Kryo 570, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 506 GPU | Adreno 619 GPU |
| 8.91 | 9.18 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 10.78 | 15.38 |
| Camera | |
| 16.00 MP + 16.00 MP | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.36 inches (1/2.8") 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 |
| 9.46 | 11.11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.3 | 10.7 |
| Battery Life | |
| 3500mAh Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.44 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy A42 is much better than the Samsung Galaxy J8, with a score of 87 against 76.7. Both phones we compare here include Android operating system, but the Samsung Galaxy A42 has newer 11 version while Samsung Galaxy J8 has Android 10, so it provides you some extra features. The Samsung Galaxy A42 design is noticeably newer than the Samsung Galaxy J8's, but it is a little thicker and a little heavier.
The Samsung Galaxy A42 has a little better processing power than Galaxy J8. Both of them have the same number of cores and 4 GB of RAM memory. Galaxy A42 features a screen that is just as good as Samsung Galaxy J8's display, because although the Galaxy A42 has a little bit inferior pixels count per inch of screen, it also counts with a bit larger screen and a slightly better 720 x 1600 pixels resolution.
The Galaxy A42 shoots much better photos and videos than Galaxy J8, because although it has a smaller aperture, it also counts with a lot higher (4K) video definition and a camera in the back with lot more mega-pixels. The Samsung Galaxy A42 features a very superior memory capacity to store more apps and games than Samsung Galaxy J8, because it has 128 GB internal memory and a SD extension slot that supports a maximum of 1000 GB.
Galaxy A42 counts with a really longer battery duration than Samsung Galaxy J8, because it has a 5000mAh battery capacity against 3500mAh.
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