Compare phones
| Global Score | |
| 74.3 | 76.7 |
| Basic Information | |
| LG | Xiaomi |
| Android 10 | Android 11 |
| 2020-04-27 | 2021-05-27 |
| 6.50 x 3.02 x 0.33 inches | 6.23 x 2.96 x 0.33 inches |
| 6.77 ounces | 6.70 ounces |
| Blue, Pink and Titanium | Moonlight White, Neptune Blue and Space Black, |
| -- | Glass and Plastic |
| -- | Scratch-Resistant Glass |
| $ 190.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.3 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| IPS LCD | IPS LCD |
| 270 pixels per inch | 409 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.1 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | MediaTek Helio G85 MT6769Z chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Cortex-A75, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| PowerVR GE8320 GPU | Mali G52 MC2 GPU |
| 9.27 | 9.09 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 14.74 | 10.02 |
| Camera | |
| 32.00 MP + 13.00 MP | 48.00 MP + 13.00 MP |
| -- | f/1.80 aperture |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 8.91 | 11 |
| 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 HSPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.6 |
| Battery Life | |
| 4000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| 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 |
Comparison review
Xiaomi Redmi Note 8 2021 has a score of 76.7, which is a bit better than LG K51S's overall score of 74.3. Both of these phones work with Android operating system, but the Xiaomi Redmi Note 8 2021 has the newer 11 version while LG K51S has Android 10 version, giving some nice extra features and performance improvements. Xiaomi Redmi Note 8 2021's design has the same thickness than LG K51S, but it's just a little lighter.
The Xiaomi Redmi Note 8 2021 counts with a sharper screen than LG K51S, because although it has a quite smaller screen, it also counts with a much higher 1080 x 2340 resolution and a way better amount of pixels per inch of display. The LG K51S features a much bigger storage capacity to install games and applications than Xiaomi Redmi Note 8 2021, and although they both have equal internal memory, the LG K51S also has an external memory card slot that allows a maximum of 2 TB.
The LG K51S counts with a little faster CPU than Xiaomi Redmi Note 8 2021, although it has lesser RAM, they both have 8 cores. The Xiaomi Redmi Note 8 2021 counts with a greater camera than LG K51S, and although they both have the same (Full HD) video definition and the same video frame rate, the Xiaomi Redmi Note 8 2021 also has a back camera with lot more mega-pixels.
The LG K51S and the Xiaomi Redmi Note 8 2021 feature incredibly similar batteries duration.
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