Compare phones
| Global Score | |
| 74.3 | 77.7 |
| Basic Information | |
| LG | Samsung |
| Android 10 | Android 10 |
| 2020-04-27 | 2020-06-19 |
| 6.50 x 3.02 x 0.33 inches | 6.44 x 2.96 x 0.35 inches |
| 6.77 ounces | 6.77 ounces |
| Blue, Pink and Titanium | Black, Blue, Red and White |
| $ 190.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 1600 x 720 pixels | 1600 x 720 pixels |
| IPS LCD | TFT |
| 270 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 7.2 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Samsung Exynos 850 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 3 GB RAM |
| PowerVR GE8320 GPU | Mali-G76 GPU |
| 9.27 | 9.09 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.74 | 9.84 |
| Camera | |
| 32.00 MP + 13.00 MP | 48.00 MP + 13.00 MP |
| -- | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
The Galaxy A21s is a bit better than the LG K51S, getting a 77.7 score against 74.3. Galaxy A21s is a a little thicker cellphone than the LG K51S, but both have equal weights. These phones use the same Android 10 OS (Operating System), so both of them should give you all the same operating system features.
The LG K51S counts with a bit faster processing unit than Galaxy A21s. Both of them have the same RAM amount and the same number of cores. LG K51S counts with a bit more vivid display than Galaxy A21s. Both have the same exact 720 x 1600 resolution, the same count of pixels in each display inch and a display of the same size.
Galaxy A21s has a much better camera than LG K51S, and although they both have the same 30 frames per second video frame rates and the same 1920x1080 (Full HD) video resolution, the Galaxy A21s also has a back camera with a much better resolution. LG K51S counts with much more memory capacity to store more games and applications than Galaxy A21s, because it has a SD memory card expansion slot that admits a maximum of 2 TB and 64 GB internal storage.
The Samsung Galaxy A21s has longer battery duration than LG K51S, because it has a 25 percent larger battery capacity.
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