Compare phones
| Global Score | |
| 74.3 | 89.1 |
| Basic Information | |
| LG | Samsung |
| Android 10 | Android 11 |
| 2020-04-27 | 2022-01-11 |
| 6.50 x 3.02 x 0.33 inches | 6.13 x 2.93 x 0.31 inches |
| 6.77 ounces | 6.00 ounces |
| Blue, Pink and Titanium | -- |
| -- | Metal and Plastic |
| -- | Scratch-Resistant Glass |
| $ 190.00 | $ 700.00 |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 270 pixels per inch | 403 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.2 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Qualcomm Snapdragon 888 SM8350 (5 nm) chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 680 Prime, 64-bit (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| PowerVR GE8320 GPU | Adreno 660 GPU |
| 9.27 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | No SD card slot |
| 14.74 | 10.1 |
| Camera | |
| 32.00 MP + 13.00 MP | 12.00 MP + 32.00 MP |
| -- | f/1.80 aperture |
| -- | 26.00mm focal length |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 8.91 | 9.9 |
| 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, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 4000mAh Battery | 4500mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.32 |
| 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, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S21 FE is much better than LG K51S, with an 89.1 score against 74.3. Both phones in this comparison review have Android operating system, but Galaxy S21 FE has newer 11 version while LG K51S has Android 10. The Galaxy S21 FE body is newer, lighter and just a little bit thinner than the LG K51S.
Galaxy S21 FE has a little faster processing unit than LG K51S, and although they both have a Octa-Core processing unit, the Galaxy S21 FE also has 3 GB more RAM. Galaxy S21 FE has a sharper display than LG K51S, because although it has a bit smaller screen, it also counts with a lot higher 1080 x 2340 resolution and a better number of pixels per display inch.
LG K51S has a way bigger memory to install applications and games or saving photos and videos than Galaxy S21 FE, because although it has less internal memory, it also counts with a slot for an SD memory card that supports a maximum of 2 TB. Galaxy S21 FE features just a little better battery lifetime than LG K51S, because it has a 4500mAh battery capacity.
The Samsung Galaxy S21 FE has a much better camera than LG K51S, because although it has a way lower 12 MP resolution camera in the back, it also counts with a much higher 3840x2160 video quality.
Although Galaxy S21 FE is a better device, it is a lot more expensive than the LG K51S, and it doesn't have such a good relation between it's price and quality as the LG K51S. If you are trying to save some money, you can buy the LG K51S, and give up a couple features, but you'll get the most with your savings.
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