Compare phones
| Global Score | |
| 62.9 | 69 |
| Basic Information | |
| OnePlus | LG |
| Android 5.1 | Android 10 |
| 2015-07-28 | 2020-08-21 |
| 5.98 x 2.95 x 0.39 inches | 5.82 x 2.80 x 0.34 inches |
| 6.17 ounces | 5.15 ounces |
| -- | Silver |
| Aluminum | Plastic and Plastic |
| Scratch-Resistant Glass | -- |
| $ 425.00 | $ 150.00 |
| Display / Screen | |
| 5.5 inches | 5.7 inches |
| 1080 x 1920 pixels (Full HD) | 1520 x 720 pixels |
| IPS LCD | IPS LCD |
| 401 pixels per inch | 295 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 8.8 | 7.4 |
| Performance | |
| Qualcomm Snapdragon 810 MSM8994 chipset | MediaTek Helio P22 MT6762 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit (Single-Core 1800 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 2 GB RAM |
| Adreno 430 GPU | IMG PowerVR GE8320 GPU |
| 8.28 | 9 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 32 GB) external memory slot |
| 7.7 | 7.12 |
| Camera | |
| 13.00 MP + 5.00 MP | 13.00 MP + 5.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 0.38 inches (1/2.6") sensor | 0.33 inches (1/3") sensor |
| 3840 x 2160 (120 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.45 | 9.02 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| LTE (4G), HSPA, HSUPA, EDGE, GPRS and GSM | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 5.9 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 3000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 4.96 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The LG K31 has an overall score of 69, which is a little bit better than OnePlus 2's global score of 62.9. Both of these devices come with Android OS, but LG K31 has a more recent 10 version and OnePlus 2 has Android 5.1 version. LG K31 is a a lot newer phone, and it's also thinner and somewhat lighter than OnePlus 2.
The OnePlus 2 has a brighter screen than LG K31, because although it has a bit smaller screen, it also counts with a greater quantity of pixels per inch of screen and a higher 1920 x 1080px resolution. The LG K31 features just a bit better performance than OnePlus 2, because although it has a lower amount of RAM memory, it also counts with a larger number of cores.
OnePlus 2 shoots much better videos and photos than LG K31, because although it has a tinier aperture which is not nice for taking images in low-light situations, and they both have a 13 megapixels back-facing camera, the OnePlus 2 also counts with a much higher (4K) video definition and a bigger sensor which provides a higher photo and video quality.
OnePlus 2 has a little bit more storage to store more apps and games than LG K31, because although it has no SD memory slot, it also counts with 64 GB internal memory capacity. OnePlus 2 has just a bit better battery life than LG K31, because it has a 10 percent bigger battery capacity.
Despite of being the best phone in this comparison, the LG K31 is also a lot cheaper, which makes it an easy decision.
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