Compare phones
| Global Score | |
| 74.3 | 81 |
| Basic Information | |
| LG | Xiaomi |
| Android 10 | Android 12 |
| 2020-04-27 | -- |
| 6.50 x 3.02 x 0.33 inches | -- |
| 6.77 ounces | -- |
| Blue, Pink and Titanium | Black and White |
| -- | Aluminum and Ceramic |
| -- | Scratch-Resistant Glass |
| $ 190.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 3200 x 1440 pixels |
| IPS LCD | AMOLED |
| 270 pixels per inch | 524 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.3 | 9.7 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | processor |
| 3 GB RAM | 8 GB RAM |
| PowerVR GE8320 GPU | Adreno 730 GPU |
| 9.27 | 6.21 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | No SD card slot |
| 14.74 | 13.3 |
| Camera | |
| 32.00 MP + 13.00 MP | 50.00 MP + 20.00 MP |
| -- | f/2.00 aperture |
| -- | 24.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 8.91 | 12.32 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 4000mAh Battery | 4800mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.64 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi 12S Ultra is slightly better than LG K51S, with a score of 81 against 74.3. Xiaomi 12S Ultra's construction is way lighter and a lot thinner than LG K51S. These phones use Android OS, but the Xiaomi 12S Ultra has a more recent 12 version while LG K51S has Android 10, providing you lots of additional features and performance enhancements.
LG K51S has a very superior hardware performance than Xiaomi 12S Ultra, although it has a smaller amount of RAM memory, they both have 8 processing cores. The Xiaomi 12S Ultra has a much better screen than LG K51S, because it has a way better resolution of 1440 x 3200 pixels, a much greater display density and a bit larger screen.
The Xiaomi 12S Ultra shoots greater videos and photos than LG K51S, because it has a camera with a lot higher resolution and a lot better video quality. LG K51S counts with a greater storage capacity to install applications and games or saving photos and videos than Xiaomi 12S Ultra, because although it has just 64 GB internal storage capacity, it also counts with a SD extension slot that admits a maximum of 2 TB.
Xiaomi 12S Ultra counts with greater battery performance than LG K51S, because it has 4800mAh of battery capacity.
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