Compare phones
| Global Score | |
| 71.3 | 74.3 |
| Basic Information | |
| Xiaomi | LG |
| Android | Android 10 |
| 2020-06-18 | 2020-04-27 |
| 6.43 x 3.03 x 0.36 inches | 6.50 x 3.02 x 0.33 inches |
| 6.98 ounces | 6.77 ounces |
| Carbon gray, Ocean green and Sunset purple | Blue, Pink and Titanium |
| Scratch-Resistant Glass | -- |
| $ 189.00 | $ 190.00 |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 2340 x 1080 pixels | 1600 x 720 pixels |
| IPS LCD | IPS LCD |
| 396 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.3 |
| Performance | |
| MediaTek Helio G80 chipset | MediaTek Helio P35 MT6765 chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 3 GB RAM |
| Mali G52 MC2 GPU | PowerVR GE8320 GPU |
| 9.09 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 2 TB) external memory slot |
| 5.8 | 14.74 |
| Camera | |
| 13.00 MP + 8.00 MP | 32.00 MP + 13.00 MP |
| f/2.20 aperture | -- |
| 1920 x 1080 (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 7.92 | 8.91 |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5020mAh Battery | 4000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| 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 |
| FM Radio | -- |
Comparison review
The LG K51S has a global score of 74.3, which is slightly better than Xiaomi Redmi 9's 71.3 general score. The LG K51S comes with Android 10 operating system, while Xiaomi Redmi 9 counts with Android operating system. Although LG K51S and the Xiaomi Redmi 9 were released only 2 months apart, LG K51S is just a little thinner and just a bit lighter.
LG K51S features a little bit better processing power than Xiaomi Redmi 9. They have the same number of cores and a 3 GB RAM memory. The Xiaomi Redmi 9 counts with a bit more vivid display than LG K51S, and although they both have a screen of the same size, the Xiaomi Redmi 9 also has a higher pixels number per inch in the screen and a way better resolution of 1080 x 2340px.
The LG K51S shoots much clearer videos and photos than Xiaomi Redmi 9, and although they both have the same video frame rates and the same 1920x1080 video definition, the LG K51S also has a much higher 32 megapixels resolution camera. LG K51S has a lot bigger storage for apps and games than Xiaomi Redmi 9, because it has a slot for an external memory card that allows a maximum of 2 TB and 64 GB internal memory capacity.
Xiaomi Redmi 9 features superior battery lifetime than LG K51S, because it has a 26 percent larger battery size.
LG K51S costs a bit more than the Xiaomi Redmi 9, but you can get a better phone for that few extra dollars.
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