| Global Score | |
| 76.4 | 86.5 |
| Basic Information | |
| LG | Samsung |
| Android 5.0, 4.4.2 | Android 11, 10 |
| 2014-05-27 | 2020-03-05 |
| 5.76 x 2.94 x 0.35 inches | 6.27 x 2.96 x 0.35 inches |
| 5.26 ounces | 6.74 ounces |
| Black, Gold, Pink, Purple and White | Black, Blue and Red |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 155.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 1440 x 2560 pixels (Quad HD / 2K) | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 534 pixels per inch | 403 pixels per inch |
| 450 cd/m2 brightness | 420 cd/m2 brightness |
| Capacitive, Multi-touch | No touch screen |
| 10 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 801 8974-AC chipset | Exynos 9611 chipset |
| Krait 400 (Quad-Core 2500 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB (800 MHz) RAM | 6 GB RAM |
| Adreno 330 (450 MHz) GPU | Mali-G72 MP3 GPU |
| 9.45 | 9.36 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.12 | 11.74 |
| Camera | |
| 13.00 MP + 2.10 MP | 64.00 MP + 32.00 MP |
| f/2.40 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.46 | 12.1 |
| 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 | |
| 3000mAh Li-Ion Battery | 6000mAh Li - Polymer Battery |
| Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 548 hours standby time 19 hours talk time | -- |
| 4.96 | 7.52 |
| Other Features | |
| Bluetooth 4.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
The Galaxy M31 is much better than the LG G3, getting an 86.5 score against 76.4. The Galaxy M31 body has the same thickness than LG G3, but it's incredibly heavier. These phones include Android OS (operating system), but Galaxy M31 has a newer 11 version and LG G3 has Android 5.0 version, offering a lot of extra features.
LG G3 counts with a sharper display than Galaxy M31, because although it has a little bit smaller display, it also counts with a higher resolution of 2560 x 1440, a better quantity of pixels per inch in the display and a little more display brightness. Galaxy M31 has a superior memory to store more apps and games than LG G3, because it has 32 GB more internal storage and a slot for SD memory cards that supports a maximum of 512 GB.
LG G3 has a bit more powerful CPU than Samsung Galaxy M31, because although it has an inferior number of cores and lesser RAM memory, it also counts with a graphics processing unit. Samsung Galaxy M31 has a superior battery life than LG G3, because it has a 6000mAh battery capacity instead of 3000mAh.
The Samsung Galaxy M31 features a very superior camera than LG G3, and although they both have the same (4K) video resolution and the same video frame rates, the Samsung Galaxy M31 also has a much bigger diafragm aperture, a much better 64 MP resolution back-facing camera and a lot bigger back-facing camera sensor capturing way higher quality photographs.
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