Compare phones
| Global Score | |
| 87 | 79.6 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2020-11-06 | 2019-03-02 |
| 6.47 x 2.99 x 0.34 inches | 6.24 x 2.94 x 0.30 inches |
| 6.81 ounces | 5.82 ounces |
| Prism Dot black, Prism Dot grey and Prism Dot white | Black, Blue and White |
| -- | Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.6 inches | 6.4 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 266 pixels per inch | 403 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 750G SM7225 chipset | Samsung Exynos 7 Octa 7904 chipset |
| Kryo 570, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Adreno 619 GPU | Mali-G71 MP2 GPU |
| 9.18 | 8.91 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 15.38 | 11.74 |
| Camera | |
| 48.00 MP + 20.00 MP | 16.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 27.00mm focal length |
| -- | 0.36 inches (1/2.8") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 11.11 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A42 has a global score of 87, which is a bit better than Galaxy A30's global score of 79.6. Galaxy A42's body is newer, but heavier and somewhat thicker than the Galaxy A30. Galaxy A30 features a better screen than Galaxy A42, because although it has a quite smaller screen, it also counts with a lot higher screen pixels density and a much higher 1080 x 2340 resolution.
The Galaxy A42 counts with a bit faster processing unit than Galaxy A30. They have the same number of cores and the same RAM amount. Galaxy A42 counts with a much better memory to install games and applications than Galaxy A30, because it has 64 GB more internal memory and a SD memory slot that holds a maximum of 1000 GB.
The Galaxy A42 captures much better photos and videos than Samsung Galaxy A30, because although it has a smaller camera aperture which is worse for low light images and videos, it also counts with a lot better (4K) video resolution and a lot higher resolution camera. Galaxy A42 counts with longer battery performance than Galaxy A30, because it has 5000mAh of battery capacity.
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