Compare phones
| Global Score | |
| 77.2 | 77.7 |
| Basic Information | |
| LG | Samsung |
| Android 7.0 Nougat | Android 10 |
| 2017-07-21 | 2020-06-19 |
| 5.87 x 2.83 x 0.31 inches | 6.44 x 2.96 x 0.35 inches |
| 5.15 ounces | 6.77 ounces |
| Gray | Black, Blue, Red and White |
| Metal | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 5.2 inches | 6.5 inches |
| 2560 x 1440 pixels (Quad HD / 2K) | 1600 x 720 pixels |
| IPS LCD | TFT |
| 565 pixels per inch | 270 pixels per inch |
| 500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 820 MSM8996 chipset | Samsung Exynos 850 chipset |
| Kryo, 64-bit, 14 nm (Quad-Core 2150 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Adreno 530 GPU | Mali-G76 GPU |
| 8.91 | 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 | |
| 16.00 MP + 5.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 10.01 | 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy A21s has a score of 77.7, which is a little bit better than the LG Q8's 77.2 global score. Galaxy A21s's body is newer, but thicker and a lot heavier than LG Q8. Both of these devices work with Android OS (operating system), but the Galaxy A21s has the previous 10 version and LG Q8 has Android 7.0 Nougat version.
The Galaxy A21s has a bit faster processor than LG Q8, because although it has 1 GB less RAM, it also counts with 4 more cpu cores. LG Q8 has a much sharper screen than Samsung Galaxy A21s, because although it has a way smaller screen, it also counts with a much better 1440 x 2560px resolution and a way greater screen density.
The Samsung Galaxy A21s shoots just a bit better photos and videos than LG Q8, because although it has a tinier diafragm aperture, and they both have the same (Full HD) video definition and the same video frame rate, the Samsung Galaxy A21s also counts with a back camera with lot more mega-pixels and a way bigger camera sensor taking more light and vivid colors.
The LG Q8 counts with a much better storage for applications and games than Galaxy A21s, and although they both have the same 32 GB internal storage, the LG Q8 also has a SD card slot that supports up to 1,95 TB. Samsung Galaxy A21s features a superior battery performance than LG Q8, because it has a 67% larger battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.