Compare phones
| Global Score | |
| 87 | 84.2 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2020-11-06 | 2018-10-20 |
| 6.47 x 2.99 x 0.34 inches | 6.29 x 3.02 x 0.30 inches |
| 6.81 ounces | 5.93 ounces |
| Prism Dot black, Prism Dot grey and Prism Dot white | 16 777 216 |
| -- | Glass (Corning Gorilla Glass 3) and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.6 inches | 6 inches |
| 1600 x 720 pixels | 2220 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 266 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 750G SM7225 chipset | Samsung Exynos 7 Octa 7885 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 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 619 GPU | Mali-G71 MP2 GPU |
| 9.18 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 15.38 | 14.14 |
| Camera | |
| 48.00 MP + 20.00 MP | 24.00 MP + 24.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| -- | 26.00mm 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 | 9.9 |
| 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 | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.28 |
| 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 |
| -- | FM Radio |
Comparison review
Samsung Galaxy A42 is a little bit better than the Galaxy A7 (2018), with a overall score of 87 against 84.2. The Samsung Galaxy A42 design is newer, but somewhat heavier and thicker than the Galaxy A7 (2018). Galaxy A7 (2018) has a much better looking screen than Galaxy A42, because although it has a quite smaller screen, it also counts with a lot greater pixels quantity per inch in the display and a way higher 1080 x 2220 resolution.
Samsung Galaxy A42 has just a bit more memory capacity for applications and games than Galaxy A7 (2018), and although they both have exactly the same internal storage capacity, the Samsung Galaxy A42 also has a SD memory card expansion slot that supports a maximum of 1000 GB. Samsung Galaxy A7 (2018) counts with a bit better CPU than Samsung Galaxy A42, and although they both have 8 processing cores, the Samsung Galaxy A7 (2018) also has a larger amount of RAM memory.
The Galaxy A42 has a much longer battery lifetime than Galaxy A7 (2018), because it has a 52% more battery capacity. The Galaxy A42 counts with a better camera than Galaxy A7 (2018), because although it has a tinier camera aperture, it also counts with a much better resolution back-facing camera and a lot higher (4K) video quality.
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