Compare phones
| Global Score | |
| 77.7 | 77.2 |
| Basic Information | |
| Samsung | LG |
| Android 10 | Android 7.0 Nougat |
| 2020-06-19 | 2017-07-21 |
| 6.44 x 2.96 x 0.35 inches | 5.87 x 2.83 x 0.31 inches |
| 6.77 ounces | 5.15 ounces |
| Black, Blue, Red and White | Gray |
| -- | Metal |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 5.2 inches |
| 1600 x 720 pixels | 2560 x 1440 pixels (Quad HD / 2K) |
| TFT | IPS LCD |
| 270 pixels per inch | 565 pixels per inch |
| -- | 500 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 9.2 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 820 MSM8996 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo, 64-bit, 14 nm (Quad-Core 2150 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-G76 GPU | Adreno 530 GPU |
| 9.09 | 8.91 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1,95 TB) external memory slot |
| 9.84 | 12.76 |
| Camera | |
| 48.00 MP + 13.00 MP | 16.00 MP + 5.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 28.00mm focal length |
| 0.5 inches (1/2") sensor | 0.38 inches (1/2.6") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 10.78 | 10.01 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A21s has a score of 77.7, which is a little bit better than LG Q8's 77.2 general score. Both phones we compare here include Android OS (operating system), but the Galaxy A21s has the previous 10 version while LG Q8 has Android 7.0 Nougat. Galaxy A21s's construction is a lot newer, but a lot heavier and somewhat thicker than LG Q8.
LG Q8 has a much more vibrant screen than Galaxy A21s, because although it has a way smaller screen, it also counts with a much higher 1440 x 2560 resolution and a lot higher pixel number per inch of display. Samsung Galaxy A21s features just a bit better performance than LG Q8, because although it has a smaller amount of RAM, it also counts with a greater number of cores.
The Samsung Galaxy A21s takes a little bit better pictures and videos than LG Q8, because although it has a tinier camera aperture, and they both have the same 30 fps video frame rate and the same (Full HD) video quality, the Samsung Galaxy A21s also counts with a back-facing camera with lot more megapixels and a lot larger sensor providing a way better image quality.
LG Q8 features a much better storage for apps and games than Samsung Galaxy A21s, and although they both have the same internal storage, the LG Q8 also has a slot for an SD memory card that admits up to 1,95 TB. The Galaxy A21s counts with a very superior battery life than LG Q8, because it has a 67 percent greater battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.