Compare phones
| Global Score | |
| 72.2 | 86.5 |
| Basic Information | |
| LG | Samsung |
| Android 8.1 Oreo | Android 11, 10 |
| 2018-06-15 | 2020-03-05 |
| 5.66 x 2.73 x 0.33 inches | 6.27 x 2.96 x 0.35 inches |
| 5.11 ounces | 6.74 ounces |
| 16 777 216 | Black, Blue and Red |
| Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 5.5 inches | 6.4 inches |
| 2160 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 439 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| MediaTek MT6750 chipset | Exynos 9611 chipset |
| ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1500 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Mali-T860 MP2 GPU | Mali-G72 MP3 GPU |
| 8.64 | 9.36 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.88 | 11.74 |
| Camera | |
| 13.00 MP + 8.00 MP | 64.00 MP + 32.00 MP |
| f/2.20 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.02 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 7.52 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Galaxy M31 is better than the LG Q7, having a score of 86.5 against 72.2. Both of these phones include Android OS, but Galaxy M31 has the older 11 version and LG Q7 has Android 8.1 Oreo version. The Galaxy M31 is a newer phone than the LG Q7, but it is much heavier and a little thicker. Galaxy M31 counts with a little faster processing unit than LG Q7, and although they both have the same number of cores, the Galaxy M31 also has 3 GB more RAM memory.
Samsung Galaxy M31 features a slightly better screen than LG Q7, because although it has a bit less pixels per inch of screen, it also counts with a bit higher 1080 x 2340 resolution and a bigger screen. Galaxy M31 counts with a much better memory capacity to install applications and games or saving photos and videos than LG Q7, because it has a slot for SD memory cards that supports a maximum of 512 GB and more internal storage capacity.
The Samsung Galaxy M31 features a way better camera than LG Q7, because it has a much better (4K) video quality, a way larger camera sensor capturing more light and vivid colors, a larger diafragm aperture and a back-facing camera with a much better 64 megapixels resolution. Galaxy M31 features a much better battery duration than LG Q7, because it has a 6000mAh battery size instead of 3000mAh.
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