Compare phones
| Global Score | |
| 74.3 | 83.4 |
| Basic Information | |
| LG | Xiaomi |
| Android 10 | Android 11 |
| 2020-04-27 | 2021-03-20 |
| 6.50 x 3.02 x 0.33 inches | 6.51 x 3.02 x 0.37 inches |
| 6.77 ounces | 7.58 ounces |
| Blue, Pink and Titanium | Frost blue, Metal bronze and Phantom black |
| -- | 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 | 8.1 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 860 SM8150-AC chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| PowerVR GE8320 GPU | Adreno 640 GPU |
| 9.27 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | microSDXC (up to 1 TB) external memory slot |
| 14.74 | 15.42 |
| Camera | |
| 32.00 MP + 13.00 MP | 48.00 MP |
| -- | f/1.80 aperture |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (60 fps) (Full HD) slow motion video |
| 8.91 | 10.78 |
| 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 | 5160mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.88 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | 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 |
Comparison review
The Xiaomi Poco X3 Pro has a global score of 83.4, which is much better than the LG K51S's general score of 74.3. The Xiaomi Poco X3 Pro is a newer phone than LG K51S, but it is thicker and somewhat heavier. Both of these phones come with Android OS, but the Xiaomi Poco X3 Pro has newer 11 version while LG K51S has Android 10 version, giving a couple nice extra features.
The Xiaomi Poco X3 Pro has just a little better performance than LG K51S, and although they both have 8 cpu cores, the Xiaomi Poco X3 Pro also has a larger amount of RAM memory. The Xiaomi Poco X3 Pro has a better screen than LG K51S, because it has a much higher 1080 x 2400 pixels resolution, a better pixels count per inch in the display and a little larger display.
Xiaomi Poco X3 Pro features a greater camera than LG K51S, because it has a way higher (4K) video resolution and a way more mega pixels back-facing camera. Xiaomi Poco X3 Pro has a bit bigger memory capacity to install applications and games or saving photos and videos than LG K51S, because although it has an external SD slot that holds 1 TB smaller, it also counts with 128 GB internal memory capacity.
The Xiaomi Poco X3 Pro has superior battery life than LG K51S, because it has a 5160mAh battery size against 4000mAh.
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