Compare phones
| Global Score | |
| 87 | 82.1 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 9.0 Pie, 8.0 Oreo |
| 2020-11-06 | 2018-08-27 |
| 6.47 x 2.99 x 0.34 inches | 6.39 x 3.03 x 0.30 inches |
| 6.81 ounces | 6.74 ounces |
| Prism Dot black, Prism Dot grey and Prism Dot white | Black and White |
| -- | Glass and Metal |
| Display / Screen | |
| 6.6 inches | 6.3 inches |
| 1600 x 720 pixels | 2220 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 266 pixels per inch | 392 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 750G SM7225 chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Kryo 570, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Adreno 619 GPU | Adreno 512 GPU |
| 9.18 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSDXC (up to 400 GB) external memory slot |
| 15.38 | 11.34 |
| Camera | |
| 48.00 MP + 20.00 MP | 16.00 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 | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 11.11 | 10.01 |
| 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 |
| 10.7 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 3700mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.68 |
| 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, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy A42 is just a bit better than the Galaxy A8 Star, having an 87 score against 82.1. Both of these devices come with Android OS, but the Samsung Galaxy A42 has the previous 11 version and Galaxy A8 Star has Android 9.0 Pie. Samsung Galaxy A42's design is much newer than the Galaxy A8 Star's, although it is somewhat thicker and just a little heavier.
The Galaxy A8 Star counts with a sharper screen than Samsung Galaxy A42, because although it has a bit smaller screen, it also counts with a greater display density and a way higher 1080 x 2220px resolution. The Galaxy A8 Star has a little better processing power than Galaxy A42, and although they both have 8 cpu cores, the Galaxy A8 Star also has a higher amount of RAM memory.
The Samsung Galaxy A42 counts with a way bigger memory capacity for applications, games, photos and videos than Samsung Galaxy A8 Star, because it has 64 GB more internal storage and a SD memory slot that holds up to 1000 GB. Galaxy A42 counts with better battery lifetime than Galaxy A8 Star, because it has a 35% greater battery size.
The Galaxy A42 has a superior camera than Galaxy A8 Star, because although it has a smaller camera aperture which is not favorable for low-light captures and videos, and they both have the same video frame rates and the same 3840x2160 video resolution, the Galaxy A42 also counts with a back camera with much more megapixels.
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