Compare phones
| Global Score | |
| 72.2 | 87 |
| Basic Information | |
| Samsung | Samsung |
| Android 4.3, 4.2, 4.1, 4.0.4 | Android 11, 10 |
| 2012-06-04 | 2020-11-06 |
| 5.38 x 2.78 x 0.34 inches | 6.47 x 2.99 x 0.34 inches |
| 4.73 ounces | 6.81 ounces |
| Blue, Red and White | Prism Dot black, Prism Dot grey and Prism Dot white |
| Polycarbonate | -- |
| Scratch-Resistant Glass | -- |
| $ 585.00 | -- |
| Display / Screen | |
| 4.8 inches | 6.6 inches |
| 720 x 1280 pixels (HD) | 1600 x 720 pixels |
| Super AMOLED | Super AMOLED |
| 306 pixels per inch | 266 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 8.2 | 7.2 |
| Performance | |
| Qualcomm Snapdragon S4 Plus MSM8960 chipset | Qualcomm Snapdragon 750G SM7225 chipset |
| Krait (Dual-Core 1500 MHz) processor | Kryo 570, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 2 GB (500 MHz) RAM | 4 GB RAM |
| Adreno 225 (400 MHz) GPU | Adreno 619 GPU |
| 8.46 | 9.18 |
| Storage | |
| 16 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 6.16 | 15.38 |
| Camera | |
| 8.00 MP + 1.90 MP | 48.00 MP + 20.00 MP |
| f/2.60 aperture | f/1.80 aperture |
| 0.33 inches (1/3") 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 |
| 8.47 | 11.11 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM |
| 7 | 10.7 |
| Battery Life | |
| 2100mAh Li-Ion Battery | 5000mAh Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 199 hours standby time 8 hours talk time | -- |
| 4 | 6.8 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Galaxy A42 is way better than the Samsung Galaxy S III AT&T, with a global score of 87 against 72.2. Both of these phones have Android operating system, but the Galaxy A42 has newer 11 version while Samsung Galaxy S III AT&T has Android 4.3. Galaxy A42 is a a lot heavier device than Samsung Galaxy S III AT&T, but both are equally thin.
The Galaxy A42 features a little faster processor than Galaxy S III AT&T, because although it has doesn't have an additional graphics co-processor, it also counts with 2 GB more RAM memory and a larger number of cores. Galaxy S III AT&T has a brighter display than Galaxy A42, because although it has a way smaller display and a quite lower resolution of 1280 x 720, it also counts with a quite higher count of pixels per screen inch.
The Samsung Galaxy A42 has a very superior camera than Samsung Galaxy S III AT&T, because it has a camera with a much better 48 megapixels resolution, a much bigger aperture to capture better low light images and videos and a much better video quality. Galaxy A42 counts with a superior memory to store more apps and games than Samsung Galaxy S III AT&T, because it has an external memory slot that supports a maximum of 1000 GB and more internal storage capacity.
Galaxy A42 features a much longer battery lifetime than Galaxy S III AT&T, because it has a 138% more battery size.
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