Compare phones
| Global Score | |
| 85.2 | 87 |
| Basic Information | |
| Samsung | Samsung |
| -- | Android 11, 10 |
| 2018-11-15 | 2020-11-06 |
| 6.40 x 3.03 x 0.31 inches | 6.47 x 2.99 x 0.34 inches |
| 6.46 ounces | 6.81 ounces |
| Bubblegum pink, Caviar black and Lemonade blue | Prism Dot black, Prism Dot grey and Prism Dot white |
| Glass and Metal | -- |
| Display / Screen | |
| 6.3 inches | 6.6 inches |
| 2220 x 1080 pixels | 1600 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 392 pixels per inch | 266 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 660 SDM660 chipset | Qualcomm Snapdragon 750G SM7225 chipset |
| Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor | Kryo 570, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 512 GPU | Adreno 619 GPU |
| 9.27 | 9.18 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 14.14 | 15.38 |
| Camera | |
| 24.00 MP + 24.00 MP | 48.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 27.00mm focal length | -- |
| 0.36 inches (1/2.8") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.45 | 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 | |
| 3800mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.76 | 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 |
| FM Radio | -- |
Comparison review
Samsung Galaxy A42 has a score of 87, which is slightly better than Samsung Galaxy A9 (2018)'s 85.2 score. The Samsung Galaxy A42 body is newer, but a little bit heavier and a bit thicker than the Samsung Galaxy A9 (2018). The Galaxy A9 (2018) features a bit faster processor than Samsung Galaxy A42, and although they both have 8 cores, the Galaxy A9 (2018) also has a greater amount of RAM memory.
Galaxy A9 (2018) features a more vivid screen than Samsung Galaxy A42, because although it has a quite smaller screen, it also counts with a higher pixels quantity in each display inch and a way better 1080 x 2220px resolution. The Galaxy A42 counts with a little bit better camera than Galaxy A9 (2018), because although it has a smaller camera aperture, and they both have the same 3840x2160 video quality and the same video frame rate, the Galaxy A42 also counts with a back facing camera with lot more megapixels.
Samsung Galaxy A42 has a bit bigger memory for games and applications than Galaxy A9 (2018), and although they both have exactly the same internal storage, the Samsung Galaxy A42 also has a SD extension slot that admits a maximum of 1000 GB. Samsung Galaxy A42 features improved battery life than Samsung Galaxy A9 (2018), because it has 5000mAh of battery capacity.
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