Compare phones
| Global Score | |
| 72.2 | 81.3 |
| Basic Information | |
| Samsung | Samsung |
| Android 4.3, 4.2, 4.1, 4.0.4 | Android 10 |
| 2012-06-04 | 2020-04-27 |
| 5.38 x 2.78 x 0.34 inches | 6.27 x 2.88 x 0.34 inches |
| 4.73 ounces | 6.53 ounces |
| Blue, Red and White | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| Polycarbonate | Plastic |
| Scratch-Resistant Glass | -- |
| $ 585.00 | -- |
| Display / Screen | |
| 4.8 inches | 6.4 inches |
| 720 x 1280 pixels (HD) | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 306 pixels per inch | 411 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 8.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon S4 Plus MSM8960 chipset | MediaTek Helio P65 MT6768 chipset |
| Krait (Dual-Core 1500 MHz) processor | Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 2 GB (500 MHz) RAM | 4 GB RAM |
| Adreno 225 (400 MHz) GPU | Mali-G52 MC2 GPU |
| 8.46 | 9.09 |
| Storage | |
| 16 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC (up to 64 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 6.16 | 11.74 |
| Camera | |
| 8.00 MP + 1.90 MP | 48.00 MP + 20.00 MP |
| f/2.60 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.47 | 10.89 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Micro SIM | Nano SIM, Dual SIM |
| 7 | 6.7 |
| Battery Life | |
| 2100mAh Li-Ion Battery | 5000mAh Li - Polymer 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
The Samsung Galaxy A31 has an overall score of 81.3, which is much better than Samsung Galaxy S III AT&T's 72.2 global score. These phones include Android operating system, but the Samsung Galaxy A31 has a newer 10 version and Samsung Galaxy S III AT&T has Android 4.3 version, so it gives some nice extra features. Samsung Galaxy A31 is a much heavier phone than the Samsung Galaxy S III AT&T, but both have the same thickness.
Samsung Galaxy S III AT&T has just a bit better looking screen than Galaxy A31, although it has a much lower resolution of 1280 x 720 pixels, a much smaller screen and a way lower quantity of pixels in each inch in the screen. The Galaxy A31 has a little better processing power than Samsung Galaxy S III AT&T, because although it has doesn't have an additional graphics processing unit, it also counts with a higher amount of RAM and a higher number of cores (and also faster).
Samsung Galaxy A31 has a much greater storage capacity to store more games and applications than Galaxy S III AT&T, because it has 64 GB internal storage capacity and a slot for external memory cards that admits a maximum of 512 GB. Galaxy A31 has a much better camera than Galaxy S III AT&T, and although they both have the same 1920x1080 (Full HD) video resolution and the same 30 fps video frame rates, the Galaxy A31 also has a way better resolution back-facing camera, a lot bigger aperture and a lot larger back camera sensor providing a much better image quality.
The Samsung Galaxy A31 features a way better battery duration than Galaxy S III AT&T, because it has 5000mAh of battery capacity.
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