| Global Score | |
| 75.2 | 77.2 |
| Basic Information | |
| LG | Nokia |
| Android 5.0 | Android 11 |
| 2015-01-05 | 2021-05-01 |
| 5.87 x 2.96 x 0.37 inches | 6.65 x 3.14 x 0.36 inches |
| 5.36 ounces | 7.76 ounces |
| Gray and Red | Midnight Sun and Nordic Blue |
| Scratch-Resistant Glass | -- |
| $ 185.00 | -- |
| Display / Screen | |
| 5.5 inches | 6.7 inches |
| 1080 x 1920 pixels (Full HD) | 1080 x 2400 pixels |
| P-OLED | -- |
| 401 pixels per inch | 393 pixels per inch |
| Capacitive, Multi-touch | No touch screen |
| 9.1 | 8 |
| Performance | |
| Qualcomm Snapdragon 810 MSM8994 chipset | Qualcomm Snapdragon 480 5G SM4350 chipset |
| 64-bit ARM Cortex-A57 (Quad-Core 2000 MHz + Quad-Core 1500 MHz) processor | Kryo 460, 64-bit, 8 nm (Octa-Core 2000 MHz) processor |
| 3 GB (800 MHz) RAM | 6 GB RAM |
| Adreno 430 (600 MHz) GPU | Adreno 619 GPU |
| 9.99 | 9.18 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSD, microSDHC, microSDXC (up to 128 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.12 | 14.14 |
| Camera | |
| 13.00 MP + 2.10 MP | 64.00 MP + 32.00 MP |
| 3840 x 2160 (30 fps) (4K) video resolution | -- |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | -- |
| 8.58 | 8.8 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA, UMTS, EDGE and GPRS | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| -- | Nano SIM |
| 6.2 | 10.7 |
| Battery Life | |
| 3000mAh Battery | 4470mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 6.32 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Nokia X20 is a little bit better than LG G Flex 2, getting a general score of 77.2 against 75.2. The Nokia X20 construction is extremely newer and just a little thinner than the LG G Flex 2's, but it's also extremely heavier. Both phones in this comparison include Android OS (operating system), but Nokia X20 has 11 version and LG G Flex 2 has Android 5.0 version, providing you some nice extra features and improved performance.
LG G Flex 2 counts with a brighter display than Nokia X20, because although it has a bit lower resolution of 1920 x 1080 pixels and a bit smaller display, it also counts with a just a little more pixels per display inch. The Nokia X20 counts with a much bigger memory to install games and applications than LG G Flex 2, because it has an external SD slot that supports a maximum of 512 GB and 128 GB internal memory.
The LG G Flex 2 has just a bit better performance than Nokia X20, because although it has lesser RAM memory, and they both have 8 CPU cores, the LG G Flex 2 also counts with an additional GPU and a 64 bits processor. Nokia X20 features just a bit better camera than LG G Flex 2, because it has a way more MP camera.
The Nokia X20 counts with a really longer battery lifetime than LG G Flex 2, because it has a 4470mAh battery capacity against 3000mAh.
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