Compare phones
| Global Score | |
| 75.6 | 77.7 |
| Basic Information | |
| LG | Samsung |
| Android 9.0 Pie | Android 10 |
| 2017-03-10 | 2020-06-19 |
| 5.86 x 2.83 x 0.31 inches | 6.44 x 2.96 x 0.35 inches |
| 5.75 ounces | 6.77 ounces |
| Black and Silver | Black, Blue, Red and White |
| Aluminum and Glass (Corning Gorilla Glass 3) | -- |
| Scratch-Resistant Glass | -- |
| $ 163.00 | -- |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 2880 x 1440 pixels | 1600 x 720 pixels |
| IPS LCD | TFT |
| 565 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.8 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro chipset | Samsung Exynos 850 chipset |
| Kryo, 64-bit, 14 nm (Quad-Core 2350 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Adreno 530 GPU | Mali-G76 GPU |
| 9 | 9.09 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 1,95 TB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 12.76 | 9.84 |
| Camera | |
| 13.00 MP + 5.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 29.00mm focal length | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (60 fps) (Full HD) slow motion video | -- |
| 9.68 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy A21s is a little bit better than the LG G6, getting a overall score of 77.7 against 75.6. The Samsung Galaxy A21s is a much newer phone than the LG G6, although it is heavier and somewhat thicker. Both of these devices use Android operating system, but Samsung Galaxy A21s has the previous 10 version while LG G6 has Android 9.0 Pie.
The LG G6 has a way better screen than Samsung Galaxy A21s, because although it has a quite smaller screen, it also counts with a much better resolution of 1440 x 2880 and a much higher screen density. LG G6 features a lot bigger memory to install games and applications than Galaxy A21s, and although they both have equal internal storage capacity, the LG G6 also has a slot for an SD memory card that admits up to 1,95 TB.
Galaxy A21s has a little faster processor than LG G6, because although it has a smaller amount of RAM memory, it also counts with more cores. The Samsung Galaxy A21s has a very superior battery performance than LG G6, because it has 5000mAh of battery capacity. The Galaxy A21s captures much clearer photographs and videos than LG G6, because although it has a smaller diafragm aperture which is not recommended for shooting images and video in low light environments, and they both have the same 1920x1080 video resolution and the same 30 frames per second video frame rates, the Galaxy A21s also counts with a back-facing camera with much more MP and a lot bigger back-facing camera sensor which gives a lot higher photo and video quality.
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