Compare phones
| Global Score | |
| 74.3 | 79.6 |
| Basic Information | |
| LG | Samsung |
| Android 10 | Android 11, 10, 9.0 Pie |
| 2020-04-27 | 2019-04-10 |
| 6.50 x 3.02 x 0.33 inches | 5.69 x 2.72 x 0.31 inches |
| 6.77 ounces | 4.94 ounces |
| Blue, Pink and Titanium | Black, Blue, Coral and White |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| $ 190.00 | -- |
| Display / Screen | |
| 6.5 inches | 5.9 inches |
| 1600 x 720 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 270 pixels per inch | 437 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.2 |
| Performance | |
| MediaTek Helio P35 MT6765 chipset | Exynos 7904 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| PowerVR GE8320 GPU | Mali-G71 MP2 GPU |
| 9.27 | 8.91 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 2 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.74 | 11.74 |
| Camera | |
| 32.00 MP + 13.00 MP | 16.00 MP + 25.00 MP |
| -- | f/1.70 aperture |
| -- | 27.00mm focal length |
| -- | 0.36 inches (1/2.8") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.91 | 9.46 |
| 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 | 3100mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.12 |
| 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 Samsung Galaxy A40 is a little bit better than LG K51S, having a 79.6 score against 74.3. Both phones we are comparing have Android OS, but the Samsung Galaxy A40 has a newer 11 version and LG K51S has Android 10. The Samsung Galaxy A40 construction is a bit thinner and noticeably lighter than the LG K51S, despite of the fact that it was released around 13 months before.
LG K51S features a bit better processing power than Galaxy A40, although it has a lower amount of RAM, they both have a Octa-Core CPU. Samsung Galaxy A40 has a sharper screen than LG K51S, because although it has a quite smaller screen, it also counts with a lot greater display pixel density and a lot higher 1080 x 2340px resolution.
Galaxy A40 features a slightly better camera than LG K51S, although it has a back facing camera with much less mega pixels resolution and a worse 1920x1080 video definition. The LG K51S features much more storage capacity to install applications and games than Samsung Galaxy A40, and although they both have the same 64 GB internal memory, the LG K51S also has an external SD slot that supports a maximum of 2 TB.
LG K51S counts with longer battery duration than Galaxy A40, because it has 4000mAh of battery capacity.
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