Compare phones
| Global Score | |
| 74.3 | 79.3 |
| Basic Information | |
| LG | Xiaomi |
| Android 10 | Android 11, 10 |
| 2020-04-27 | 2020-02-11 |
| 6.50 x 3.02 x 0.33 inches | 6.51 x 3.02 x 0.35 inches |
| 6.77 ounces | 7.34 ounces |
| Blue, Pink and Titanium | Atlantis blue, Matrix purple and Phoenix red |
| -- | Glass (Corning Gorilla Glass 5) and Plastic |
| -- | Scratch-Resistant Glass |
| $ 190.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| IPS LCD | IPS LCD |
| 270 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 730G SM7150-AB chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| PowerVR GE8320 GPU | Adreno 618 GPU |
| 9.27 | 9.27 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | No SD card slot |
| 14.74 | 7.7 |
| Camera | |
| 32.00 MP + 13.00 MP | 64.00 MP + 20.00 MP |
| -- | f/1.90 aperture |
| -- | 26.00mm focal length |
| -- | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 8.91 | 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, Dual SIM | Nano SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Xiaomi Poco X2 has a general score of 79.3, which is a little bit better than the LG K51S's 74.3 overall score. The Xiaomi Poco X2 body is a little thicker and a little bit heavier than LG K51S. Both devices in this comparison include Android operating system, but Xiaomi Poco X2 has a more recent 11 version and LG K51S has Android 10 version, so it gives some additional features and better performance.
Xiaomi Poco X2's processing unit is very similar to the processing unit in LG K51S, and although the Xiaomi Poco X2 has 3 GB more RAM, they both have the same number of cores. The Xiaomi Poco X2 has just a bit better screen than LG K51S, because it has a bit bigger display, more pixels per inch in the display and a much higher resolution of 1080 x 2400 pixels.
The LG K51S features a superior memory to install applications and games than Xiaomi Poco X2, and although they both have equal 64 GB internal storage, the LG K51S also has a SD memory card expansion slot that admits a maximum of 2 TB. The Xiaomi Poco X2 features a very superior camera than LG K51S, because it has a much more mega pixels back camera and a much better video definition.
The Xiaomi Poco X2 counts with just a bit longer battery duration than LG K51S, because it has 4500mAh of battery capacity against 4000mAh.
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