| Global Score | |
| 81.3 | 76.4 |
| Basic Information | |
| Samsung | LG |
| Android 10 | Android 5.0, 4.4.2 |
| 2020-04-27 | 2014-05-27 |
| 6.27 x 2.88 x 0.34 inches | 5.76 x 2.94 x 0.35 inches |
| 6.53 ounces | 5.26 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Black, Gold, Pink, Purple and White |
| Plastic | -- |
| -- | $ 155.00 |
| Display / Screen | |
| 6.4 inches | 5.5 inches |
| 2400 x 1080 pixels | 1440 x 2560 pixels (Quad HD / 2K) |
| Super AMOLED | IPS LCD |
| 411 pixels per inch | 534 pixels per inch |
| -- | 450 cd/m2 brightness |
| No touch screen | Capacitive, Multi-touch |
| 8.1 | 10 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Qualcomm Snapdragon 801 8974-AC chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Krait 400 (Quad-Core 2500 MHz) processor |
| 4 GB RAM | 3 GB (800 MHz) RAM |
| Mali-G52 MC2 GPU | Adreno 330 (450 MHz) GPU |
| 9.09 | 9.45 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSD, microSDHC, microSDXC (up to 128 GB) external memory slot |
| 11.74 | 8.12 |
| Camera | |
| 48.00 MP + 20.00 MP | 13.00 MP + 2.10 MP |
| f/2.00 aperture | f/2.40 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 10.89 | 9.46 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA+ (4G), HSDPA, HSUPA, UMTS, EDGE, GPRS and GSM |
| Nano SIM, Dual SIM | Micro SIM |
| 6.7 | 7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3000mAh Li-Ion Battery |
| Non-Removable Battery | Removable Battery |
| -- | Wireless Charging |
| -- | 548 hours standby time 19 hours talk time |
| 6.8 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Galaxy A31 has an overall score of 81.3, which is a bit better than the LG G3's score of 76.4. Both of these phones have Android operating system, but Galaxy A31 has the newer 10 version and LG G3 has Android 5.0. Although the Galaxy A31 is somewhat heavier than LG G3, it's just a little thinner and also noticeably newer.
The LG G3 counts with a bit better hardware performance than Samsung Galaxy A31, because although it has lesser cpu cores and less RAM, it also counts with an extra GPU. LG G3 features a much sharper display than Samsung Galaxy A31, because although it has a little smaller screen, it also counts with a greater number of pixels per display inch and a better 2560 x 1440 resolution.
The Samsung Galaxy A31 counts with a much greater memory capacity for games and applications than LG G3, because it has an external memory slot that allows up to 512 GB and 32 GB more internal storage. Galaxy A31 shoots much clearer photos and videos than LG G3, and although they both have the same video frame rate and the same 1920x1080 (Full HD) video definition, the Galaxy A31 also has a camera with a much better 48 megapixels resolution, a much larger sensor and a bigger diafragm aperture to capture better images and video in poorly lited environments.
The Galaxy A31 has a superior battery life than LG G3, because it has a 5000mAh battery size.
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